✨ v0.7.9 (#8638)

* chore: update version to v0.7.9 across all relevant files

* 🔧 chore: bump @librechat/api version to 1.2.9

* 🔧 chore: update @librechat/data-schemas version to 0.0.12

* 🔧 chore: bump librechat-data-provider version to 0.7.902

.env.example

@@ -580,6 +580,10 @@ ALLOW_SHARED_LINKS_PUBLIC=true
 # If you have another service in front of your LibreChat doing compression, disable express based compression here
 # DISABLE_COMPRESSION=true
 
+# If you have gzipped version of uploaded image images in the same folder, this will enable gzip scan and serving of these images
+# Note: The images folder will be scanned on startup and a ma kept in memory. Be careful for large number of images.
+# ENABLE_IMAGE_OUTPUT_GZIP_SCAN=true
+
 #===================================================#
 #                        UI                         #
 #===================================================#
@@ -597,11 +601,31 @@ HELP_AND_FAQ_URL=https://librechat.ai
 # REDIS Options #
 #===============#
 
-# REDIS_URI=10.10.10.10:6379
+# Enable Redis for caching and session storage
 # USE_REDIS=true
 
-# USE_REDIS_CLUSTER=true
-# REDIS_CA=/path/to/ca.crt
+# Single Redis instance
+# REDIS_URI=redis://127.0.0.1:6379
+
+# Redis cluster (multiple nodes)
+# REDIS_URI=redis://127.0.0.1:7001,redis://127.0.0.1:7002,redis://127.0.0.1:7003
+
+# Redis with TLS/SSL encryption and CA certificate
+# REDIS_URI=rediss://127.0.0.1:6380
+# REDIS_CA=/path/to/ca-cert.pem
+
+# Redis authentication (if required)
+# REDIS_USERNAME=your_redis_username
+# REDIS_PASSWORD=your_redis_password
+
+# Redis key prefix configuration
+# Use environment variable name for dynamic prefix (recommended for cloud deployments)
+# REDIS_KEY_PREFIX_VAR=K_REVISION
+# Or use static prefix directly
+# REDIS_KEY_PREFIX=librechat
+
+# Redis connection limits
+# REDIS_MAX_LISTENERS=40
 
 #==================================================#
 #                      Others                      #

.github/workflows/backend-review.yml

@@ -7,7 +7,7 @@ on:
       - release/*
     paths:
       - 'api/**'
-      - 'packages/api/**'
+      - 'packages/**'
 jobs:
   tests_Backend:
     name: Run Backend unit tests

.github/workflows/client.yml

@@ -0,0 +1,32 @@
+name: Publish `@librechat/client` to NPM
+
+on:
+  workflow_dispatch:
+    inputs:
+      reason:
+        description: 'Reason for manual trigger'
+        required: false
+        default: 'Manual publish requested'
+
+jobs:
+  build-and-publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      
+      - name: Use Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '18.x'
+          
+      - name: Check if client package exists
+        run: |
+          if [ -d "packages/client" ]; then
+            echo "Client package directory found"
+          else
+            echo "Client package directory not found - workflow ready for future use"
+            exit 0
+          fi
+          
+      - name: Placeholder for future publishing
+        run: echo "Client package publishing workflow is ready" 

.github/workflows/frontend-review.yml

@@ -8,7 +8,7 @@ on:
       - release/*
     paths:
       - 'client/**'
-      - 'packages/**'
+      - 'packages/data-provider/**'
 
 jobs:
   tests_frontend_ubuntu:

.gitignore

@@ -125,3 +125,12 @@ helm/**/.values.yaml
 
 # SAML Idp cert
 *.cert
+
+# AI Assistants
+/.claude/
+/.cursor/
+/.copilot/
+/.aider/
+/.openai/
+/.tabnine/
+/.codeium

Dockerfile

@@ -1,4 +1,4 @@
-# v0.7.9-rc1
+# v0.7.9
 
 # Base node image
 FROM node:20-alpine AS node

Dockerfile.multi

@@ -1,5 +1,5 @@
 # Dockerfile.multi
-# v0.7.9-rc1
+# v0.7.9
 
 # Base for all builds
 FROM node:20-alpine AS base-min

api/app/clients/BaseClient.js

@@ -108,12 +108,15 @@ class BaseClient {
   /**
    * Abstract method to record token usage. Subclasses must implement this method.
    * If a correction to the token usage is needed, the method should return an object with the corrected token counts.
+   * Should only be used if `recordCollectedUsage` was not used instead.
+   * @param {string} [model]
    * @param {number} promptTokens
    * @param {number} completionTokens
    * @returns {Promise<void>}
    */
-  async recordTokenUsage({ promptTokens, completionTokens }) {
+  async recordTokenUsage({ model, promptTokens, completionTokens }) {
     logger.debug('[BaseClient] `recordTokenUsage` not implemented.', {
+      model,
       promptTokens,
       completionTokens,
     });
@@ -197,6 +200,10 @@ class BaseClient {
       this.currentMessages[this.currentMessages.length - 1].messageId = head;
     }
 
+    if (opts.isRegenerate && responseMessageId.endsWith('_')) {
+      responseMessageId = crypto.randomUUID();
+    }
+
     this.responseMessageId = responseMessageId;
 
     return {
@@ -737,9 +744,13 @@ class BaseClient {
       } else {
         responseMessage.tokenCount = this.getTokenCountForResponse(responseMessage);
         completionTokens = responseMessage.tokenCount;
+        await this.recordTokenUsage({
+          usage,
+          promptTokens,
+          completionTokens,
+          model: responseMessage.model,
+        });
       }
-
-      await this.recordTokenUsage({ promptTokens, completionTokens, usage });
     }
 
     if (userMessagePromise) {

api/app/clients/prompts/formatMessages.js

@@ -237,41 +237,9 @@ const formatAgentMessages = (payload) => {
   return messages;
 };
 
-/**
- * Formats an array of messages for LangChain, making sure all content fields are strings
- * @param {Array<(HumanMessage|AIMessage|SystemMessage|ToolMessage)>} payload - The array of messages to format.
- * @returns {Array<(HumanMessage|AIMessage|SystemMessage|ToolMessage)>} - The array of formatted LangChain messages, including ToolMessages for tool calls.
- */
-const formatContentStrings = (payload) => {
-  const messages = [];
-
-  for (const message of payload) {
-    if (typeof message.content === 'string') {
-      continue;
-    }
-
-    if (!Array.isArray(message.content)) {
-      continue;
-    }
-
-    // Reduce text types to a single string, ignore all other types
-    const content = message.content.reduce((acc, curr) => {
-      if (curr.type === ContentTypes.TEXT) {
-        return `${acc}${curr[ContentTypes.TEXT]}\n`;
-      }
-      return acc;
-    }, '');
-
-    message.content = content.trim();
-  }
-
-  return messages;
-};
-
 module.exports = {
   formatMessage,
   formatFromLangChain,
   formatAgentMessages,
-  formatContentStrings,
   formatLangChainMessages,
 };

api/app/clients/specs/BaseClient.test.js

@@ -422,6 +422,46 @@ describe('BaseClient', () => {
       expect(response).toEqual(expectedResult);
     });
 
+    test('should replace responseMessageId with new UUID when isRegenerate is true and messageId ends with underscore', async () => {
+      const mockCrypto = require('crypto');
+      const newUUID = 'new-uuid-1234';
+      jest.spyOn(mockCrypto, 'randomUUID').mockReturnValue(newUUID);
+
+      const opts = {
+        isRegenerate: true,
+        responseMessageId: 'existing-message-id_',
+      };
+
+      await TestClient.setMessageOptions(opts);
+
+      expect(TestClient.responseMessageId).toBe(newUUID);
+      expect(TestClient.responseMessageId).not.toBe('existing-message-id_');
+
+      mockCrypto.randomUUID.mockRestore();
+    });
+
+    test('should not replace responseMessageId when isRegenerate is false', async () => {
+      const opts = {
+        isRegenerate: false,
+        responseMessageId: 'existing-message-id_',
+      };
+
+      await TestClient.setMessageOptions(opts);
+
+      expect(TestClient.responseMessageId).toBe('existing-message-id_');
+    });
+
+    test('should not replace responseMessageId when it does not end with underscore', async () => {
+      const opts = {
+        isRegenerate: true,
+        responseMessageId: 'existing-message-id',
+      };
+
+      await TestClient.setMessageOptions(opts);
+
+      expect(TestClient.responseMessageId).toBe('existing-message-id');
+    });
+
     test('sendMessage should work with provided conversationId and parentMessageId', async () => {
       const userMessage = 'Second message in the conversation';
       const opts = {

api/app/clients/tools/util/fileSearch.js

@@ -11,17 +11,25 @@ const { getFiles } = require('~/models/File');
  * @param {Object} options
  * @param {ServerRequest} options.req
  * @param {Agent['tool_resources']} options.tool_resources
+ * @param {string} [options.agentId] - The agent ID for file access control
  * @returns {Promise<{
  *   files: Array<{ file_id: string; filename: string }>,
  *   toolContext: string
  * }>}
  */
 const primeFiles = async (options) => {
-  const { tool_resources } = options;
+  const { tool_resources, req, agentId } = options;
   const file_ids = tool_resources?.[EToolResources.file_search]?.file_ids ?? [];
   const agentResourceIds = new Set(file_ids);
   const resourceFiles = tool_resources?.[EToolResources.file_search]?.files ?? [];
-  const dbFiles = ((await getFiles({ file_id: { $in: file_ids } })) ?? []).concat(resourceFiles);
+  const dbFiles = (
+    (await getFiles(
+      { file_id: { $in: file_ids } },
+      null,
+      { text: 0 },
+      { userId: req?.user?.id, agentId },
+    )) ?? []
+  ).concat(resourceFiles);
 
   let toolContext = `- Note: Semantic search is available through the ${Tools.file_search} tool but no files are currently loaded. Request the user to upload documents to search through.`;
 

api/app/clients/tools/util/handleTools.js

@@ -1,14 +1,9 @@
-const { mcpToolPattern } = require('@librechat/api');
 const { logger } = require('@librechat/data-schemas');
 const { SerpAPI } = require('@langchain/community/tools/serpapi');
 const { Calculator } = require('@langchain/community/tools/calculator');
+const { mcpToolPattern, loadWebSearchAuth } = require('@librechat/api');
 const { EnvVar, createCodeExecutionTool, createSearchTool } = require('@librechat/agents');
-const {
-  Tools,
-  EToolResources,
-  loadWebSearchAuth,
-  replaceSpecialVars,
-} = require('librechat-data-provider');
+const { Tools, EToolResources, replaceSpecialVars } = require('librechat-data-provider');
 const {
   availableTools,
   manifestToolMap,
@@ -235,7 +230,7 @@ const loadTools = async ({
 
   /** @type {Record<string, string>} */
   const toolContextMap = {};
-  const appTools = (await getCachedTools({ includeGlobal: true })) ?? {};
+  const cachedTools = (await getCachedTools({ userId: user, includeGlobal: true })) ?? {};
 
   for (const tool of tools) {
     if (tool === Tools.execute_code) {
@@ -245,7 +240,13 @@ const loadTools = async ({
           authFields: [EnvVar.CODE_API_KEY],
         });
         const codeApiKey = authValues[EnvVar.CODE_API_KEY];
-        const { files, toolContext } = await primeCodeFiles(options, codeApiKey);
+        const { files, toolContext } = await primeCodeFiles(
+          {
+            ...options,
+            agentId: agent?.id,
+          },
+          codeApiKey,
+        );
         if (toolContext) {
           toolContextMap[tool] = toolContext;
         }
@@ -260,7 +261,10 @@ const loadTools = async ({
       continue;
     } else if (tool === Tools.file_search) {
       requestedTools[tool] = async () => {
-        const { files, toolContext } = await primeSearchFiles(options);
+        const { files, toolContext } = await primeSearchFiles({
+          ...options,
+          agentId: agent?.id,
+        });
         if (toolContext) {
           toolContextMap[tool] = toolContext;
         }
@@ -294,7 +298,7 @@ Current Date & Time: ${replaceSpecialVars({ text: '{{iso_datetime}}' })}
         });
       };
       continue;
-    } else if (tool && appTools[tool] && mcpToolPattern.test(tool)) {
+    } else if (tool && cachedTools && mcpToolPattern.test(tool)) {
       requestedTools[tool] = async () =>
         createMCPTool({
           req: options.req,

api/cache/cacheConfig.js

@@ -0,0 +1,33 @@
+const fs = require('fs');
+const { math, isEnabled } = require('@librechat/api');
+
+// To ensure that different deployments do not interfere with each other's cache, we use a prefix for the Redis keys.
+// This prefix is usually the deployment ID, which is often passed to the container or pod as an env var.
+// Set REDIS_KEY_PREFIX_VAR to the env var that contains the deployment ID.
+const REDIS_KEY_PREFIX_VAR = process.env.REDIS_KEY_PREFIX_VAR;
+const REDIS_KEY_PREFIX = process.env.REDIS_KEY_PREFIX;
+if (REDIS_KEY_PREFIX_VAR && REDIS_KEY_PREFIX) {
+  throw new Error('Only either REDIS_KEY_PREFIX_VAR or REDIS_KEY_PREFIX can be set.');
+}
+
+const USE_REDIS = isEnabled(process.env.USE_REDIS);
+if (USE_REDIS && !process.env.REDIS_URI) {
+  throw new Error('USE_REDIS is enabled but REDIS_URI is not set.');
+}
+
+const cacheConfig = {
+  USE_REDIS,
+  REDIS_URI: process.env.REDIS_URI,
+  REDIS_USERNAME: process.env.REDIS_USERNAME,
+  REDIS_PASSWORD: process.env.REDIS_PASSWORD,
+  REDIS_CA: process.env.REDIS_CA ? fs.readFileSync(process.env.REDIS_CA, 'utf8') : null,
+  REDIS_KEY_PREFIX: process.env[REDIS_KEY_PREFIX_VAR] || REDIS_KEY_PREFIX || '',
+  REDIS_MAX_LISTENERS: math(process.env.REDIS_MAX_LISTENERS, 40),
+
+  CI: isEnabled(process.env.CI),
+  DEBUG_MEMORY_CACHE: isEnabled(process.env.DEBUG_MEMORY_CACHE),
+
+  BAN_DURATION: math(process.env.BAN_DURATION, 7200000), // 2 hours
+};
+
+module.exports = { cacheConfig };

api/cache/cacheConfig.spec.js

@@ -0,0 +1,108 @@
+const fs = require('fs');
+
+describe('cacheConfig', () => {
+  let originalEnv;
+  let originalReadFileSync;
+
+  beforeEach(() => {
+    originalEnv = { ...process.env };
+    originalReadFileSync = fs.readFileSync;
+
+    // Clear all related env vars first
+    delete process.env.REDIS_URI;
+    delete process.env.REDIS_CA;
+    delete process.env.REDIS_KEY_PREFIX_VAR;
+    delete process.env.REDIS_KEY_PREFIX;
+    delete process.env.USE_REDIS;
+
+    // Clear require cache
+    jest.resetModules();
+  });
+
+  afterEach(() => {
+    process.env = originalEnv;
+    fs.readFileSync = originalReadFileSync;
+    jest.resetModules();
+  });
+
+  describe('REDIS_KEY_PREFIX validation and resolution', () => {
+    test('should throw error when both REDIS_KEY_PREFIX_VAR and REDIS_KEY_PREFIX are set', () => {
+      process.env.REDIS_KEY_PREFIX_VAR = 'DEPLOYMENT_ID';
+      process.env.REDIS_KEY_PREFIX = 'manual-prefix';
+
+      expect(() => {
+        require('./cacheConfig');
+      }).toThrow('Only either REDIS_KEY_PREFIX_VAR or REDIS_KEY_PREFIX can be set.');
+    });
+
+    test('should resolve REDIS_KEY_PREFIX from variable reference', () => {
+      process.env.REDIS_KEY_PREFIX_VAR = 'DEPLOYMENT_ID';
+      process.env.DEPLOYMENT_ID = 'test-deployment-123';
+
+      const { cacheConfig } = require('./cacheConfig');
+      expect(cacheConfig.REDIS_KEY_PREFIX).toBe('test-deployment-123');
+    });
+
+    test('should use direct REDIS_KEY_PREFIX value', () => {
+      process.env.REDIS_KEY_PREFIX = 'direct-prefix';
+
+      const { cacheConfig } = require('./cacheConfig');
+      expect(cacheConfig.REDIS_KEY_PREFIX).toBe('direct-prefix');
+    });
+
+    test('should default to empty string when no prefix is configured', () => {
+      const { cacheConfig } = require('./cacheConfig');
+      expect(cacheConfig.REDIS_KEY_PREFIX).toBe('');
+    });
+
+    test('should handle empty variable reference', () => {
+      process.env.REDIS_KEY_PREFIX_VAR = 'EMPTY_VAR';
+      process.env.EMPTY_VAR = '';
+
+      const { cacheConfig } = require('./cacheConfig');
+      expect(cacheConfig.REDIS_KEY_PREFIX).toBe('');
+    });
+
+    test('should handle undefined variable reference', () => {
+      process.env.REDIS_KEY_PREFIX_VAR = 'UNDEFINED_VAR';
+
+      const { cacheConfig } = require('./cacheConfig');
+      expect(cacheConfig.REDIS_KEY_PREFIX).toBe('');
+    });
+  });
+
+  describe('USE_REDIS and REDIS_URI validation', () => {
+    test('should throw error when USE_REDIS is enabled but REDIS_URI is not set', () => {
+      process.env.USE_REDIS = 'true';
+
+      expect(() => {
+        require('./cacheConfig');
+      }).toThrow('USE_REDIS is enabled but REDIS_URI is not set.');
+    });
+
+    test('should not throw error when USE_REDIS is enabled and REDIS_URI is set', () => {
+      process.env.USE_REDIS = 'true';
+      process.env.REDIS_URI = 'redis://localhost:6379';
+
+      expect(() => {
+        require('./cacheConfig');
+      }).not.toThrow();
+    });
+
+    test('should handle empty REDIS_URI when USE_REDIS is enabled', () => {
+      process.env.USE_REDIS = 'true';
+      process.env.REDIS_URI = '';
+
+      expect(() => {
+        require('./cacheConfig');
+      }).toThrow('USE_REDIS is enabled but REDIS_URI is not set.');
+    });
+  });
+
+  describe('REDIS_CA file reading', () => {
+    test('should be null when REDIS_CA is not set', () => {
+      const { cacheConfig } = require('./cacheConfig');
+      expect(cacheConfig.REDIS_CA).toBeNull();
+    });
+  });
+});

api/cache/cacheFactory.js

@@ -0,0 +1,66 @@
+const KeyvRedis = require('@keyv/redis').default;
+const { Keyv } = require('keyv');
+const { cacheConfig } = require('./cacheConfig');
+const { keyvRedisClient, ioredisClient, GLOBAL_PREFIX_SEPARATOR } = require('./redisClients');
+const { Time } = require('librechat-data-provider');
+const { RedisStore: ConnectRedis } = require('connect-redis');
+const MemoryStore = require('memorystore')(require('express-session'));
+const { violationFile } = require('./keyvFiles');
+const { RedisStore } = require('rate-limit-redis');
+
+/**
+ * Creates a cache instance using Redis or a fallback store. Suitable for general caching needs.
+ * @param {string} namespace - The cache namespace.
+ * @param {number} [ttl] - Time to live for cache entries.
+ * @param {object} [fallbackStore] - Optional fallback store if Redis is not used.
+ * @returns {Keyv} Cache instance.
+ */
+const standardCache = (namespace, ttl = undefined, fallbackStore = undefined) => {
+  if (cacheConfig.USE_REDIS) {
+    const keyvRedis = new KeyvRedis(keyvRedisClient);
+    const cache = new Keyv(keyvRedis, { namespace, ttl });
+    keyvRedis.namespace = cacheConfig.REDIS_KEY_PREFIX;
+    keyvRedis.keyPrefixSeparator = GLOBAL_PREFIX_SEPARATOR;
+    return cache;
+  }
+  if (fallbackStore) return new Keyv({ store: fallbackStore, namespace, ttl });
+  return new Keyv({ namespace, ttl });
+};
+
+/**
+ * Creates a cache instance for storing violation data.
+ * Uses a file-based fallback store if Redis is not enabled.
+ * @param {string} namespace - The cache namespace for violations.
+ * @param {number} [ttl] - Time to live for cache entries.
+ * @returns {Keyv} Cache instance for violations.
+ */
+const violationCache = (namespace, ttl = undefined) => {
+  return standardCache(`violations:${namespace}`, ttl, violationFile);
+};
+
+/**
+ * Creates a session cache instance using Redis or in-memory store.
+ * @param {string} namespace - The session namespace.
+ * @param {number} [ttl] - Time to live for session entries.
+ * @returns {MemoryStore | ConnectRedis} Session store instance.
+ */
+const sessionCache = (namespace, ttl = undefined) => {
+  namespace = namespace.endsWith(':') ? namespace : `${namespace}:`;
+  if (!cacheConfig.USE_REDIS) return new MemoryStore({ ttl, checkPeriod: Time.ONE_DAY });
+  return new ConnectRedis({ client: ioredisClient, ttl, prefix: namespace });
+};
+
+/**
+ * Creates a rate limiter cache using Redis.
+ * @param {string} prefix - The key prefix for rate limiting.
+ * @returns {RedisStore|undefined} RedisStore instance or undefined if Redis is not used.
+ */
+const limiterCache = (prefix) => {
+  if (!prefix) throw new Error('prefix is required');
+  if (!cacheConfig.USE_REDIS) return undefined;
+  prefix = prefix.endsWith(':') ? prefix : `${prefix}:`;
+  return new RedisStore({ sendCommand, prefix });
+};
+const sendCommand = (...args) => ioredisClient?.call(...args);
+
+module.exports = { standardCache, sessionCache, violationCache, limiterCache };

api/cache/cacheFactory.spec.js

@@ -0,0 +1,270 @@
+const { Time } = require('librechat-data-provider');
+
+// Mock dependencies first
+const mockKeyvRedis = {
+  namespace: '',
+  keyPrefixSeparator: '',
+};
+
+const mockKeyv = jest.fn().mockReturnValue({ mock: 'keyv' });
+const mockConnectRedis = jest.fn().mockReturnValue({ mock: 'connectRedis' });
+const mockMemoryStore = jest.fn().mockReturnValue({ mock: 'memoryStore' });
+const mockRedisStore = jest.fn().mockReturnValue({ mock: 'redisStore' });
+
+const mockIoredisClient = {
+  call: jest.fn(),
+};
+
+const mockKeyvRedisClient = {};
+const mockViolationFile = {};
+
+// Mock modules before requiring the main module
+jest.mock('@keyv/redis', () => ({
+  default: jest.fn().mockImplementation(() => mockKeyvRedis),
+}));
+
+jest.mock('keyv', () => ({
+  Keyv: mockKeyv,
+}));
+
+jest.mock('./cacheConfig', () => ({
+  cacheConfig: {
+    USE_REDIS: false,
+    REDIS_KEY_PREFIX: 'test',
+  },
+}));
+
+jest.mock('./redisClients', () => ({
+  keyvRedisClient: mockKeyvRedisClient,
+  ioredisClient: mockIoredisClient,
+  GLOBAL_PREFIX_SEPARATOR: '::',
+}));
+
+jest.mock('./keyvFiles', () => ({
+  violationFile: mockViolationFile,
+}));
+
+jest.mock('connect-redis', () => ({ RedisStore: mockConnectRedis }));
+
+jest.mock('memorystore', () => jest.fn(() => mockMemoryStore));
+
+jest.mock('rate-limit-redis', () => ({
+  RedisStore: mockRedisStore,
+}));
+
+// Import after mocking
+const { standardCache, sessionCache, violationCache, limiterCache } = require('./cacheFactory');
+const { cacheConfig } = require('./cacheConfig');
+
+describe('cacheFactory', () => {
+  beforeEach(() => {
+    jest.clearAllMocks();
+
+    // Reset cache config mock
+    cacheConfig.USE_REDIS = false;
+    cacheConfig.REDIS_KEY_PREFIX = 'test';
+  });
+
+  describe('redisCache', () => {
+    it('should create Redis cache when USE_REDIS is true', () => {
+      cacheConfig.USE_REDIS = true;
+      const namespace = 'test-namespace';
+      const ttl = 3600;
+
+      standardCache(namespace, ttl);
+
+      expect(require('@keyv/redis').default).toHaveBeenCalledWith(mockKeyvRedisClient);
+      expect(mockKeyv).toHaveBeenCalledWith(mockKeyvRedis, { namespace, ttl });
+      expect(mockKeyvRedis.namespace).toBe(cacheConfig.REDIS_KEY_PREFIX);
+      expect(mockKeyvRedis.keyPrefixSeparator).toBe('::');
+    });
+
+    it('should create Redis cache with undefined ttl when not provided', () => {
+      cacheConfig.USE_REDIS = true;
+      const namespace = 'test-namespace';
+
+      standardCache(namespace);
+
+      expect(mockKeyv).toHaveBeenCalledWith(mockKeyvRedis, { namespace, ttl: undefined });
+    });
+
+    it('should use fallback store when USE_REDIS is false and fallbackStore is provided', () => {
+      cacheConfig.USE_REDIS = false;
+      const namespace = 'test-namespace';
+      const ttl = 3600;
+      const fallbackStore = { some: 'store' };
+
+      standardCache(namespace, ttl, fallbackStore);
+
+      expect(mockKeyv).toHaveBeenCalledWith({ store: fallbackStore, namespace, ttl });
+    });
+
+    it('should create default Keyv instance when USE_REDIS is false and no fallbackStore', () => {
+      cacheConfig.USE_REDIS = false;
+      const namespace = 'test-namespace';
+      const ttl = 3600;
+
+      standardCache(namespace, ttl);
+
+      expect(mockKeyv).toHaveBeenCalledWith({ namespace, ttl });
+    });
+
+    it('should handle namespace and ttl as undefined', () => {
+      cacheConfig.USE_REDIS = false;
+
+      standardCache();
+
+      expect(mockKeyv).toHaveBeenCalledWith({ namespace: undefined, ttl: undefined });
+    });
+  });
+
+  describe('violationCache', () => {
+    it('should create violation cache with prefixed namespace', () => {
+      const namespace = 'test-violations';
+      const ttl = 7200;
+
+      // We can't easily mock the internal redisCache call since it's in the same module
+      // But we can test that the function executes without throwing
+      expect(() => violationCache(namespace, ttl)).not.toThrow();
+    });
+
+    it('should create violation cache with undefined ttl', () => {
+      const namespace = 'test-violations';
+
+      violationCache(namespace);
+
+      // The function should call redisCache with violations: prefixed namespace
+      // Since we can't easily mock the internal redisCache call, we test the behavior
+      expect(() => violationCache(namespace)).not.toThrow();
+    });
+
+    it('should handle undefined namespace', () => {
+      expect(() => violationCache(undefined)).not.toThrow();
+    });
+  });
+
+  describe('sessionCache', () => {
+    it('should return MemoryStore when USE_REDIS is false', () => {
+      cacheConfig.USE_REDIS = false;
+      const namespace = 'sessions';
+      const ttl = 86400;
+
+      const result = sessionCache(namespace, ttl);
+
+      expect(mockMemoryStore).toHaveBeenCalledWith({ ttl, checkPeriod: Time.ONE_DAY });
+      expect(result).toBe(mockMemoryStore());
+    });
+
+    it('should return ConnectRedis when USE_REDIS is true', () => {
+      cacheConfig.USE_REDIS = true;
+      const namespace = 'sessions';
+      const ttl = 86400;
+
+      const result = sessionCache(namespace, ttl);
+
+      expect(mockConnectRedis).toHaveBeenCalledWith({
+        client: mockIoredisClient,
+        ttl,
+        prefix: `${namespace}:`,
+      });
+      expect(result).toBe(mockConnectRedis());
+    });
+
+    it('should add colon to namespace if not present', () => {
+      cacheConfig.USE_REDIS = true;
+      const namespace = 'sessions';
+
+      sessionCache(namespace);
+
+      expect(mockConnectRedis).toHaveBeenCalledWith({
+        client: mockIoredisClient,
+        ttl: undefined,
+        prefix: 'sessions:',
+      });
+    });
+
+    it('should not add colon to namespace if already present', () => {
+      cacheConfig.USE_REDIS = true;
+      const namespace = 'sessions:';
+
+      sessionCache(namespace);
+
+      expect(mockConnectRedis).toHaveBeenCalledWith({
+        client: mockIoredisClient,
+        ttl: undefined,
+        prefix: 'sessions:',
+      });
+    });
+
+    it('should handle undefined ttl', () => {
+      cacheConfig.USE_REDIS = false;
+      const namespace = 'sessions';
+
+      sessionCache(namespace);
+
+      expect(mockMemoryStore).toHaveBeenCalledWith({
+        ttl: undefined,
+        checkPeriod: Time.ONE_DAY,
+      });
+    });
+  });
+
+  describe('limiterCache', () => {
+    it('should return undefined when USE_REDIS is false', () => {
+      cacheConfig.USE_REDIS = false;
+      const result = limiterCache('prefix');
+
+      expect(result).toBeUndefined();
+    });
+
+    it('should return RedisStore when USE_REDIS is true', () => {
+      cacheConfig.USE_REDIS = true;
+      const result = limiterCache('rate-limit');
+
+      expect(mockRedisStore).toHaveBeenCalledWith({
+        sendCommand: expect.any(Function),
+        prefix: `rate-limit:`,
+      });
+      expect(result).toBe(mockRedisStore());
+    });
+
+    it('should add colon to prefix if not present', () => {
+      cacheConfig.USE_REDIS = true;
+      limiterCache('rate-limit');
+
+      expect(mockRedisStore).toHaveBeenCalledWith({
+        sendCommand: expect.any(Function),
+        prefix: 'rate-limit:',
+      });
+    });
+
+    it('should not add colon to prefix if already present', () => {
+      cacheConfig.USE_REDIS = true;
+      limiterCache('rate-limit:');
+
+      expect(mockRedisStore).toHaveBeenCalledWith({
+        sendCommand: expect.any(Function),
+        prefix: 'rate-limit:',
+      });
+    });
+
+    it('should pass sendCommand function that calls ioredisClient.call', () => {
+      cacheConfig.USE_REDIS = true;
+      limiterCache('rate-limit');
+
+      const sendCommandCall = mockRedisStore.mock.calls[0][0];
+      const sendCommand = sendCommandCall.sendCommand;
+
+      // Test that sendCommand properly delegates to ioredisClient.call
+      const args = ['GET', 'test-key'];
+      sendCommand(...args);
+
+      expect(mockIoredisClient.call).toHaveBeenCalledWith(...args);
+    });
+
+    it('should handle undefined prefix', () => {
+      cacheConfig.USE_REDIS = true;
+      expect(() => limiterCache()).toThrow('prefix is required');
+    });
+  });
+});

api/cache/getLogStores.js

@@ -1,113 +1,52 @@
+const { cacheConfig } = require('./cacheConfig');
 const { Keyv } = require('keyv');
-const { isEnabled, math } = require('@librechat/api');
 const { CacheKeys, ViolationTypes, Time } = require('librechat-data-provider');
-const { logFile, violationFile } = require('./keyvFiles');
-const keyvRedis = require('./keyvRedis');
+const { logFile } = require('./keyvFiles');
 const keyvMongo = require('./keyvMongo');
-
-const { BAN_DURATION, USE_REDIS, DEBUG_MEMORY_CACHE, CI } = process.env ?? {};
-
-const duration = math(BAN_DURATION, 7200000);
-const isRedisEnabled = isEnabled(USE_REDIS);
-const debugMemoryCache = isEnabled(DEBUG_MEMORY_CACHE);
-
-const createViolationInstance = (namespace) => {
-  const config = isRedisEnabled ? { store: keyvRedis } : { store: violationFile, namespace };
-  return new Keyv(config);
-};
-
-// Serve cache from memory so no need to clear it on startup/exit
-const pending_req = isRedisEnabled
-  ? new Keyv({ store: keyvRedis })
-  : new Keyv({ namespace: CacheKeys.PENDING_REQ });
-
-const config = isRedisEnabled
-  ? new Keyv({ store: keyvRedis })
-  : new Keyv({ namespace: CacheKeys.CONFIG_STORE });
-
-const roles = isRedisEnabled
-  ? new Keyv({ store: keyvRedis })
-  : new Keyv({ namespace: CacheKeys.ROLES });
-
-const mcpTools = isRedisEnabled
-  ? new Keyv({ store: keyvRedis })
-  : new Keyv({ namespace: CacheKeys.MCP_TOOLS });
-
-const audioRuns = isRedisEnabled
-  ? new Keyv({ store: keyvRedis, ttl: Time.TEN_MINUTES })
-  : new Keyv({ namespace: CacheKeys.AUDIO_RUNS, ttl: Time.TEN_MINUTES });
-
-const messages = isRedisEnabled
-  ? new Keyv({ store: keyvRedis, ttl: Time.ONE_MINUTE })
-  : new Keyv({ namespace: CacheKeys.MESSAGES, ttl: Time.ONE_MINUTE });
-
-const flows = isRedisEnabled
-  ? new Keyv({ store: keyvRedis, ttl: Time.TWO_MINUTES })
-  : new Keyv({ namespace: CacheKeys.FLOWS, ttl: Time.ONE_MINUTE * 3 });
-
-const tokenConfig = isRedisEnabled
-  ? new Keyv({ store: keyvRedis, ttl: Time.THIRTY_MINUTES })
-  : new Keyv({ namespace: CacheKeys.TOKEN_CONFIG, ttl: Time.THIRTY_MINUTES });
-
-const genTitle = isRedisEnabled
-  ? new Keyv({ store: keyvRedis, ttl: Time.TWO_MINUTES })
-  : new Keyv({ namespace: CacheKeys.GEN_TITLE, ttl: Time.TWO_MINUTES });
-
-const s3ExpiryInterval = isRedisEnabled
-  ? new Keyv({ store: keyvRedis, ttl: Time.THIRTY_MINUTES })
-  : new Keyv({ namespace: CacheKeys.S3_EXPIRY_INTERVAL, ttl: Time.THIRTY_MINUTES });
-
-const modelQueries = isEnabled(process.env.USE_REDIS)
-  ? new Keyv({ store: keyvRedis })
-  : new Keyv({ namespace: CacheKeys.MODEL_QUERIES });
-
-const abortKeys = isRedisEnabled
-  ? new Keyv({ store: keyvRedis })
-  : new Keyv({ namespace: CacheKeys.ABORT_KEYS, ttl: Time.TEN_MINUTES });
-
-const openIdExchangedTokensCache = isRedisEnabled
-  ? new Keyv({ store: keyvRedis, ttl: Time.TEN_MINUTES })
-  : new Keyv({ namespace: CacheKeys.OPENID_EXCHANGED_TOKENS, ttl: Time.TEN_MINUTES });
+const { standardCache, sessionCache, violationCache } = require('./cacheFactory');
 
 const namespaces = {
-  [CacheKeys.ROLES]: roles,
-  [CacheKeys.MCP_TOOLS]: mcpTools,
-  [CacheKeys.CONFIG_STORE]: config,
-  [CacheKeys.PENDING_REQ]: pending_req,
-  [ViolationTypes.BAN]: new Keyv({ store: keyvMongo, namespace: CacheKeys.BANS, ttl: duration }),
-  [CacheKeys.ENCODED_DOMAINS]: new Keyv({
+  [ViolationTypes.GENERAL]: new Keyv({ store: logFile, namespace: 'violations' }),
+  [ViolationTypes.LOGINS]: violationCache(ViolationTypes.LOGINS),
+  [ViolationTypes.CONCURRENT]: violationCache(ViolationTypes.CONCURRENT),
+  [ViolationTypes.NON_BROWSER]: violationCache(ViolationTypes.NON_BROWSER),
+  [ViolationTypes.MESSAGE_LIMIT]: violationCache(ViolationTypes.MESSAGE_LIMIT),
+  [ViolationTypes.REGISTRATIONS]: violationCache(ViolationTypes.REGISTRATIONS),
+  [ViolationTypes.TOKEN_BALANCE]: violationCache(ViolationTypes.TOKEN_BALANCE),
+  [ViolationTypes.TTS_LIMIT]: violationCache(ViolationTypes.TTS_LIMIT),
+  [ViolationTypes.STT_LIMIT]: violationCache(ViolationTypes.STT_LIMIT),
+  [ViolationTypes.CONVO_ACCESS]: violationCache(ViolationTypes.CONVO_ACCESS),
+  [ViolationTypes.TOOL_CALL_LIMIT]: violationCache(ViolationTypes.TOOL_CALL_LIMIT),
+  [ViolationTypes.FILE_UPLOAD_LIMIT]: violationCache(ViolationTypes.FILE_UPLOAD_LIMIT),
+  [ViolationTypes.VERIFY_EMAIL_LIMIT]: violationCache(ViolationTypes.VERIFY_EMAIL_LIMIT),
+  [ViolationTypes.RESET_PASSWORD_LIMIT]: violationCache(ViolationTypes.RESET_PASSWORD_LIMIT),
+  [ViolationTypes.ILLEGAL_MODEL_REQUEST]: violationCache(ViolationTypes.ILLEGAL_MODEL_REQUEST),
+  [ViolationTypes.BAN]: new Keyv({
     store: keyvMongo,
-    namespace: CacheKeys.ENCODED_DOMAINS,
-    ttl: 0,
+    namespace: CacheKeys.BANS,
+    ttl: cacheConfig.BAN_DURATION,
   }),
-  general: new Keyv({ store: logFile, namespace: 'violations' }),
-  concurrent: createViolationInstance('concurrent'),
-  non_browser: createViolationInstance('non_browser'),
-  message_limit: createViolationInstance('message_limit'),
-  token_balance: createViolationInstance(ViolationTypes.TOKEN_BALANCE),
-  registrations: createViolationInstance('registrations'),
-  [ViolationTypes.TTS_LIMIT]: createViolationInstance(ViolationTypes.TTS_LIMIT),
-  [ViolationTypes.STT_LIMIT]: createViolationInstance(ViolationTypes.STT_LIMIT),
-  [ViolationTypes.CONVO_ACCESS]: createViolationInstance(ViolationTypes.CONVO_ACCESS),
-  [ViolationTypes.TOOL_CALL_LIMIT]: createViolationInstance(ViolationTypes.TOOL_CALL_LIMIT),
-  [ViolationTypes.FILE_UPLOAD_LIMIT]: createViolationInstance(ViolationTypes.FILE_UPLOAD_LIMIT),
-  [ViolationTypes.VERIFY_EMAIL_LIMIT]: createViolationInstance(ViolationTypes.VERIFY_EMAIL_LIMIT),
-  [ViolationTypes.RESET_PASSWORD_LIMIT]: createViolationInstance(
-    ViolationTypes.RESET_PASSWORD_LIMIT,
+
+  [CacheKeys.OPENID_SESSION]: sessionCache(CacheKeys.OPENID_SESSION),
+  [CacheKeys.SAML_SESSION]: sessionCache(CacheKeys.SAML_SESSION),
+
+  [CacheKeys.ROLES]: standardCache(CacheKeys.ROLES),
+  [CacheKeys.MCP_TOOLS]: standardCache(CacheKeys.MCP_TOOLS),
+  [CacheKeys.CONFIG_STORE]: standardCache(CacheKeys.CONFIG_STORE),
+  [CacheKeys.PENDING_REQ]: standardCache(CacheKeys.PENDING_REQ),
+  [CacheKeys.ENCODED_DOMAINS]: new Keyv({ store: keyvMongo, namespace: CacheKeys.ENCODED_DOMAINS }),
+  [CacheKeys.ABORT_KEYS]: standardCache(CacheKeys.ABORT_KEYS, Time.TEN_MINUTES),
+  [CacheKeys.TOKEN_CONFIG]: standardCache(CacheKeys.TOKEN_CONFIG, Time.THIRTY_MINUTES),
+  [CacheKeys.GEN_TITLE]: standardCache(CacheKeys.GEN_TITLE, Time.TWO_MINUTES),
+  [CacheKeys.S3_EXPIRY_INTERVAL]: standardCache(CacheKeys.S3_EXPIRY_INTERVAL, Time.THIRTY_MINUTES),
+  [CacheKeys.MODEL_QUERIES]: standardCache(CacheKeys.MODEL_QUERIES),
+  [CacheKeys.AUDIO_RUNS]: standardCache(CacheKeys.AUDIO_RUNS, Time.TEN_MINUTES),
+  [CacheKeys.MESSAGES]: standardCache(CacheKeys.MESSAGES, Time.ONE_MINUTE),
+  [CacheKeys.FLOWS]: standardCache(CacheKeys.FLOWS, Time.ONE_MINUTE * 3),
+  [CacheKeys.OPENID_EXCHANGED_TOKENS]: standardCache(
+    CacheKeys.OPENID_EXCHANGED_TOKENS,
+    Time.TEN_MINUTES,
   ),
-  [ViolationTypes.ILLEGAL_MODEL_REQUEST]: createViolationInstance(
-    ViolationTypes.ILLEGAL_MODEL_REQUEST,
-  ),
-  logins: createViolationInstance('logins'),
-  [CacheKeys.ABORT_KEYS]: abortKeys,
-  [CacheKeys.TOKEN_CONFIG]: tokenConfig,
-  [CacheKeys.GEN_TITLE]: genTitle,
-  [CacheKeys.S3_EXPIRY_INTERVAL]: s3ExpiryInterval,
-  [CacheKeys.MODEL_QUERIES]: modelQueries,
-  [CacheKeys.AUDIO_RUNS]: audioRuns,
-  [CacheKeys.MESSAGES]: messages,
-  [CacheKeys.FLOWS]: flows,
-  [CacheKeys.OPENID_EXCHANGED_TOKENS]: openIdExchangedTokensCache,
 };
 
 /**
@@ -116,7 +55,10 @@ const namespaces = {
  */
 function getTTLStores() {
   return Object.values(namespaces).filter(
-    (store) => store instanceof Keyv && typeof store.opts?.ttl === 'number' && store.opts.ttl > 0,
+    (store) =>
+      store instanceof Keyv &&
+      parseInt(store.opts?.ttl ?? '0') > 0 &&
+      !store.opts?.store?.constructor?.name?.includes('Redis'), // Only include non-Redis stores
   );
 }
 
@@ -152,18 +94,18 @@ async function clearExpiredFromCache(cache) {
       if (data?.expires && data.expires <= expiryTime) {
         const deleted = await cache.opts.store.delete(key);
         if (!deleted) {
-          debugMemoryCache &&
+          cacheConfig.DEBUG_MEMORY_CACHE &&
             console.warn(`[Cache] Error deleting entry: ${key} from ${cache.opts.namespace}`);
           continue;
         }
         cleared++;
       }
     } catch (error) {
-      debugMemoryCache &&
+      cacheConfig.DEBUG_MEMORY_CACHE &&
         console.log(`[Cache] Error processing entry from ${cache.opts.namespace}:`, error);
       const deleted = await cache.opts.store.delete(key);
       if (!deleted) {
-        debugMemoryCache &&
+        cacheConfig.DEBUG_MEMORY_CACHE &&
           console.warn(`[Cache] Error deleting entry: ${key} from ${cache.opts.namespace}`);
         continue;
       }
@@ -172,7 +114,7 @@ async function clearExpiredFromCache(cache) {
   }
 
   if (cleared > 0) {
-    debugMemoryCache &&
+    cacheConfig.DEBUG_MEMORY_CACHE &&
       console.log(
         `[Cache] Cleared ${cleared} entries older than ${ttl}ms from ${cache.opts.namespace}`,
       );
@@ -213,7 +155,7 @@ async function clearAllExpiredFromCache() {
   }
 }
 
-if (!isRedisEnabled && !isEnabled(CI)) {
+if (!cacheConfig.USE_REDIS && !cacheConfig.CI) {
   /** @type {Set<NodeJS.Timeout>} */
   const cleanupIntervals = new Set();
 
@@ -224,7 +166,7 @@ if (!isRedisEnabled && !isEnabled(CI)) {
 
   cleanupIntervals.add(cleanup);
 
-  if (debugMemoryCache) {
+  if (cacheConfig.DEBUG_MEMORY_CACHE) {
     const monitor = setInterval(() => {
       const ttlStores = getTTLStores();
       const memory = process.memoryUsage();
@@ -245,13 +187,13 @@ if (!isRedisEnabled && !isEnabled(CI)) {
   }
 
   const dispose = () => {
-    debugMemoryCache && console.log('[Cache] Cleaning up and shutting down...');
+    cacheConfig.DEBUG_MEMORY_CACHE && console.log('[Cache] Cleaning up and shutting down...');
     cleanupIntervals.forEach((interval) => clearInterval(interval));
     cleanupIntervals.clear();
 
     // One final cleanup before exit
     clearAllExpiredFromCache().then(() => {
-      debugMemoryCache && console.log('[Cache] Final cleanup completed');
+      cacheConfig.DEBUG_MEMORY_CACHE && console.log('[Cache] Final cleanup completed');
       process.exit(0);
     });
   };

api/cache/ioredisClient.js

@@ -1,92 +0,0 @@
-const fs = require('fs');
-const Redis = require('ioredis');
-const { isEnabled } = require('~/server/utils');
-const logger = require('~/config/winston');
-
-const { REDIS_URI, USE_REDIS, USE_REDIS_CLUSTER, REDIS_CA, REDIS_MAX_LISTENERS } = process.env;
-
-/** @type {import('ioredis').Redis | import('ioredis').Cluster} */
-let ioredisClient;
-const redis_max_listeners = Number(REDIS_MAX_LISTENERS) || 40;
-
-function mapURI(uri) {
-  const regex =
-    /^(?:(?<scheme>\w+):\/\/)?(?:(?<user>[^:@]+)(?::(?<password>[^@]+))?@)?(?<host>[\w.-]+)(?::(?<port>\d{1,5}))?$/;
-  const match = uri.match(regex);
-
-  if (match) {
-    const { scheme, user, password, host, port } = match.groups;
-
-    return {
-      scheme: scheme || 'none',
-      user: user || null,
-      password: password || null,
-      host: host || null,
-      port: port || null,
-    };
-  } else {
-    const parts = uri.split(':');
-    if (parts.length === 2) {
-      return {
-        scheme: 'none',
-        user: null,
-        password: null,
-        host: parts[0],
-        port: parts[1],
-      };
-    }
-
-    return {
-      scheme: 'none',
-      user: null,
-      password: null,
-      host: uri,
-      port: null,
-    };
-  }
-}
-
-if (REDIS_URI && isEnabled(USE_REDIS)) {
-  let redisOptions = null;
-
-  if (REDIS_CA) {
-    const ca = fs.readFileSync(REDIS_CA);
-    redisOptions = { tls: { ca } };
-  }
-
-  if (isEnabled(USE_REDIS_CLUSTER)) {
-    const hosts = REDIS_URI.split(',').map((item) => {
-      var value = mapURI(item);
-
-      return {
-        host: value.host,
-        port: value.port,
-      };
-    });
-    ioredisClient = new Redis.Cluster(hosts, { redisOptions });
-  } else {
-    ioredisClient = new Redis(REDIS_URI, redisOptions);
-  }
-
-  ioredisClient.on('ready', () => {
-    logger.info('IoRedis connection ready');
-  });
-  ioredisClient.on('reconnecting', () => {
-    logger.info('IoRedis connection reconnecting');
-  });
-  ioredisClient.on('end', () => {
-    logger.info('IoRedis connection ended');
-  });
-  ioredisClient.on('close', () => {
-    logger.info('IoRedis connection closed');
-  });
-  ioredisClient.on('error', (err) => logger.error('IoRedis connection error:', err));
-  ioredisClient.setMaxListeners(redis_max_listeners);
-  logger.info(
-    '[Optional] IoRedis initialized for rate limiters. If you have issues, disable Redis or restart the server.',
-  );
-} else {
-  logger.info('[Optional] IoRedis not initialized for rate limiters.');
-}
-
-module.exports = ioredisClient;

api/cache/keyvRedis.js

@@ -1,109 +0,0 @@
-const fs = require('fs');
-const ioredis = require('ioredis');
-const KeyvRedis = require('@keyv/redis').default;
-const { isEnabled } = require('~/server/utils');
-const logger = require('~/config/winston');
-
-const { REDIS_URI, USE_REDIS, USE_REDIS_CLUSTER, REDIS_CA, REDIS_KEY_PREFIX, REDIS_MAX_LISTENERS } =
-  process.env;
-
-let keyvRedis;
-const redis_prefix = REDIS_KEY_PREFIX || '';
-const redis_max_listeners = Number(REDIS_MAX_LISTENERS) || 40;
-
-function mapURI(uri) {
-  const regex =
-    /^(?:(?<scheme>\w+):\/\/)?(?:(?<user>[^:@]+)(?::(?<password>[^@]+))?@)?(?<host>[\w.-]+)(?::(?<port>\d{1,5}))?$/;
-  const match = uri.match(regex);
-
-  if (match) {
-    const { scheme, user, password, host, port } = match.groups;
-
-    return {
-      scheme: scheme || 'none',
-      user: user || null,
-      password: password || null,
-      host: host || null,
-      port: port || null,
-    };
-  } else {
-    const parts = uri.split(':');
-    if (parts.length === 2) {
-      return {
-        scheme: 'none',
-        user: null,
-        password: null,
-        host: parts[0],
-        port: parts[1],
-      };
-    }
-
-    return {
-      scheme: 'none',
-      user: null,
-      password: null,
-      host: uri,
-      port: null,
-    };
-  }
-}
-
-if (REDIS_URI && isEnabled(USE_REDIS)) {
-  let redisOptions = null;
-  /** @type {import('@keyv/redis').KeyvRedisOptions} */
-  let keyvOpts = {
-    useRedisSets: false,
-    keyPrefix: redis_prefix,
-  };
-
-  if (REDIS_CA) {
-    const ca = fs.readFileSync(REDIS_CA);
-    redisOptions = { tls: { ca } };
-  }
-
-  if (isEnabled(USE_REDIS_CLUSTER)) {
-    const hosts = REDIS_URI.split(',').map((item) => {
-      var value = mapURI(item);
-
-      return {
-        host: value.host,
-        port: value.port,
-      };
-    });
-    const cluster = new ioredis.Cluster(hosts, { redisOptions });
-    keyvRedis = new KeyvRedis(cluster, keyvOpts);
-  } else {
-    keyvRedis = new KeyvRedis(REDIS_URI, keyvOpts);
-  }
-
-  const pingInterval = setInterval(
-    () => {
-      logger.debug('KeyvRedis ping');
-      keyvRedis.client.ping().catch((err) => logger.error('Redis keep-alive ping failed:', err));
-    },
-    5 * 60 * 1000,
-  );
-
-  keyvRedis.on('ready', () => {
-    logger.info('KeyvRedis connection ready');
-  });
-  keyvRedis.on('reconnecting', () => {
-    logger.info('KeyvRedis connection reconnecting');
-  });
-  keyvRedis.on('end', () => {
-    logger.info('KeyvRedis connection ended');
-  });
-  keyvRedis.on('close', () => {
-    clearInterval(pingInterval);
-    logger.info('KeyvRedis connection closed');
-  });
-  keyvRedis.on('error', (err) => logger.error('KeyvRedis connection error:', err));
-  keyvRedis.setMaxListeners(redis_max_listeners);
-  logger.info(
-    '[Optional] Redis initialized. If you have issues, or seeing older values, disable it or flush cache to refresh values.',
-  );
-} else {
-  logger.info('[Optional] Redis not initialized.');
-}
-
-module.exports = keyvRedis;

api/cache/logViolation.js

@@ -1,4 +1,5 @@
 const { isEnabled } = require('~/server/utils');
+const { ViolationTypes } = require('librechat-data-provider');
 const getLogStores = require('./getLogStores');
 const banViolation = require('./banViolation');
 
@@ -16,7 +17,7 @@ const logViolation = async (req, res, type, errorMessage, score = 1) => {
   if (!userId) {
     return;
   }
-  const logs = getLogStores('general');
+  const logs = getLogStores(ViolationTypes.GENERAL);
   const violationLogs = getLogStores(type);
   const key = isEnabled(process.env.USE_REDIS) ? `${type}:${userId}` : userId;
 

api/cache/redisClients.js

@@ -0,0 +1,57 @@
+const IoRedis = require('ioredis');
+const { cacheConfig } = require('./cacheConfig');
+const { createClient, createCluster } = require('@keyv/redis');
+
+const GLOBAL_PREFIX_SEPARATOR = '::';
+
+const urls = cacheConfig.REDIS_URI?.split(',').map((uri) => new URL(uri));
+const username = urls?.[0].username || cacheConfig.REDIS_USERNAME;
+const password = urls?.[0].password || cacheConfig.REDIS_PASSWORD;
+const ca = cacheConfig.REDIS_CA;
+
+/** @type {import('ioredis').Redis | import('ioredis').Cluster | null} */
+let ioredisClient = null;
+if (cacheConfig.USE_REDIS) {
+  const redisOptions = {
+    username: username,
+    password: password,
+    tls: ca ? { ca } : undefined,
+    keyPrefix: `${cacheConfig.REDIS_KEY_PREFIX}${GLOBAL_PREFIX_SEPARATOR}`,
+    maxListeners: cacheConfig.REDIS_MAX_LISTENERS,
+  };
+
+  ioredisClient =
+    urls.length === 1
+      ? new IoRedis(cacheConfig.REDIS_URI, redisOptions)
+      : new IoRedis.Cluster(cacheConfig.REDIS_URI, { redisOptions });
+
+  // Pinging the Redis server every 5 minutes to keep the connection alive
+  const pingInterval = setInterval(() => ioredisClient.ping(), 5 * 60 * 1000);
+  ioredisClient.on('close', () => clearInterval(pingInterval));
+  ioredisClient.on('end', () => clearInterval(pingInterval));
+}
+
+/** @type {import('@keyv/redis').RedisClient | import('@keyv/redis').RedisCluster | null} */
+let keyvRedisClient = null;
+if (cacheConfig.USE_REDIS) {
+  // ** WARNING ** Keyv Redis client does not support Prefix like ioredis above.
+  // The prefix feature will be handled by the Keyv-Redis store in cacheFactory.js
+  const redisOptions = { username, password, socket: { tls: ca != null, ca } };
+
+  keyvRedisClient =
+    urls.length === 1
+      ? createClient({ url: cacheConfig.REDIS_URI, ...redisOptions })
+      : createCluster({
+          rootNodes: cacheConfig.REDIS_URI.split(',').map((url) => ({ url })),
+          defaults: redisOptions,
+        });
+
+  keyvRedisClient.setMaxListeners(cacheConfig.REDIS_MAX_LISTENERS);
+
+  // Pinging the Redis server every 5 minutes to keep the connection alive
+  const keyvPingInterval = setInterval(() => keyvRedisClient.ping(), 5 * 60 * 1000);
+  keyvRedisClient.on('disconnect', () => clearInterval(keyvPingInterval));
+  keyvRedisClient.on('end', () => clearInterval(keyvPingInterval));
+}
+
+module.exports = { ioredisClient, keyvRedisClient, GLOBAL_PREFIX_SEPARATOR };

api/models/Agent.js

@@ -61,7 +61,7 @@ const getAgent = async (searchParameter) => await Agent.findOne(searchParameter)
 const loadEphemeralAgent = async ({ req, agent_id, endpoint, model_parameters: _m }) => {
   const { model, ...model_parameters } = _m;
   /** @type {Record<string, FunctionTool>} */
-  const availableTools = await getCachedTools({ includeGlobal: true });
+  const availableTools = await getCachedTools({ userId: req.user.id, includeGlobal: true });
   /** @type {TEphemeralAgent | null} */
   const ephemeralAgent = req.body.ephemeralAgent;
   const mcpServers = new Set(ephemeralAgent?.mcp);

api/models/File.js

@@ -1,5 +1,7 @@
 const { logger } = require('@librechat/data-schemas');
-const { EToolResources, FileContext } = require('librechat-data-provider');
+const { EToolResources, FileContext, Constants } = require('librechat-data-provider');
+const { getProjectByName } = require('./Project');
+const { getAgent } = require('./Agent');
 const { File } = require('~/db/models');
 
 /**
@@ -12,17 +14,124 @@ const findFileById = async (file_id, options = {}) => {
   return await File.findOne({ file_id, ...options }).lean();
 };
 
+/**
+ * Checks if a user has access to multiple files through a shared agent (batch operation)
+ * @param {string} userId - The user ID to check access for
+ * @param {string[]} fileIds - Array of file IDs to check
+ * @param {string} agentId - The agent ID that might grant access
+ * @returns {Promise<Map<string, boolean>>} Map of fileId to access status
+ */
+const hasAccessToFilesViaAgent = async (userId, fileIds, agentId, checkCollaborative = true) => {
+  const accessMap = new Map();
+
+  // Initialize all files as no access
+  fileIds.forEach((fileId) => accessMap.set(fileId, false));
+
+  try {
+    const agent = await getAgent({ id: agentId });
+
+    if (!agent) {
+      return accessMap;
+    }
+
+    // Check if user is the author - if so, grant access to all files
+    if (agent.author.toString() === userId) {
+      fileIds.forEach((fileId) => accessMap.set(fileId, true));
+      return accessMap;
+    }
+
+    // Check if agent is shared with the user via projects
+    if (!agent.projectIds || agent.projectIds.length === 0) {
+      return accessMap;
+    }
+
+    // Check if agent is in global project
+    const globalProject = await getProjectByName(Constants.GLOBAL_PROJECT_NAME, '_id');
+    if (
+      !globalProject ||
+      !agent.projectIds.some((pid) => pid.toString() === globalProject._id.toString())
+    ) {
+      return accessMap;
+    }
+
+    // Agent is globally shared - check if it's collaborative
+    if (checkCollaborative && !agent.isCollaborative) {
+      return accessMap;
+    }
+
+    // Check which files are actually attached
+    const attachedFileIds = new Set();
+    if (agent.tool_resources) {
+      for (const [_resourceType, resource] of Object.entries(agent.tool_resources)) {
+        if (resource?.file_ids && Array.isArray(resource.file_ids)) {
+          resource.file_ids.forEach((fileId) => attachedFileIds.add(fileId));
+        }
+      }
+    }
+
+    // Grant access only to files that are attached to this agent
+    fileIds.forEach((fileId) => {
+      if (attachedFileIds.has(fileId)) {
+        accessMap.set(fileId, true);
+      }
+    });
+
+    return accessMap;
+  } catch (error) {
+    logger.error('[hasAccessToFilesViaAgent] Error checking file access:', error);
+    return accessMap;
+  }
+};
+
 /**
  * Retrieves files matching a given filter, sorted by the most recently updated.
  * @param {Object} filter - The filter criteria to apply.
  * @param {Object} [_sortOptions] - Optional sort parameters.
  * @param {Object|String} [selectFields={ text: 0 }] - Fields to include/exclude in the query results.
  *                                                   Default excludes the 'text' field.
+ * @param {Object} [options] - Additional options
+ * @param {string} [options.userId] - User ID for access control
+ * @param {string} [options.agentId] - Agent ID that might grant access to files
  * @returns {Promise<Array<MongoFile>>} A promise that resolves to an array of file documents.
  */
-const getFiles = async (filter, _sortOptions, selectFields = { text: 0 }) => {
+const getFiles = async (filter, _sortOptions, selectFields = { text: 0 }, options = {}) => {
   const sortOptions = { updatedAt: -1, ..._sortOptions };
-  return await File.find(filter).select(selectFields).sort(sortOptions).lean();
+  const files = await File.find(filter).select(selectFields).sort(sortOptions).lean();
+
+  // If userId and agentId are provided, filter files based on access
+  if (options.userId && options.agentId) {
+    // Collect file IDs that need access check
+    const filesToCheck = [];
+    const ownedFiles = [];
+
+    for (const file of files) {
+      if (file.user && file.user.toString() === options.userId) {
+        ownedFiles.push(file);
+      } else {
+        filesToCheck.push(file);
+      }
+    }
+
+    if (filesToCheck.length === 0) {
+      return ownedFiles;
+    }
+
+    // Batch check access for all non-owned files
+    const fileIds = filesToCheck.map((f) => f.file_id);
+    const accessMap = await hasAccessToFilesViaAgent(
+      options.userId,
+      fileIds,
+      options.agentId,
+      false,
+    );
+
+    // Filter files based on access
+    const accessibleFiles = filesToCheck.filter((file) => accessMap.get(file.file_id));
+
+    return [...ownedFiles, ...accessibleFiles];
+  }
+
+  return files;
 };
 
 /**
@@ -176,4 +285,5 @@ module.exports = {
   deleteFiles,
   deleteFileByFilter,
   batchUpdateFiles,
+  hasAccessToFilesViaAgent,
 };

api/models/File.spec.js

@@ -0,0 +1,264 @@
+const mongoose = require('mongoose');
+const { v4: uuidv4 } = require('uuid');
+const { fileSchema } = require('@librechat/data-schemas');
+const { agentSchema } = require('@librechat/data-schemas');
+const { projectSchema } = require('@librechat/data-schemas');
+const { MongoMemoryServer } = require('mongodb-memory-server');
+const { GLOBAL_PROJECT_NAME } = require('librechat-data-provider').Constants;
+const { getFiles, createFile } = require('./File');
+const { getProjectByName } = require('./Project');
+const { createAgent } = require('./Agent');
+
+let File;
+let Agent;
+let Project;
+
+describe('File Access Control', () => {
+  let mongoServer;
+
+  beforeAll(async () => {
+    mongoServer = await MongoMemoryServer.create();
+    const mongoUri = mongoServer.getUri();
+    File = mongoose.models.File || mongoose.model('File', fileSchema);
+    Agent = mongoose.models.Agent || mongoose.model('Agent', agentSchema);
+    Project = mongoose.models.Project || mongoose.model('Project', projectSchema);
+    await mongoose.connect(mongoUri);
+  });
+
+  afterAll(async () => {
+    await mongoose.disconnect();
+    await mongoServer.stop();
+  });
+
+  beforeEach(async () => {
+    await File.deleteMany({});
+    await Agent.deleteMany({});
+    await Project.deleteMany({});
+  });
+
+  describe('hasAccessToFilesViaAgent', () => {
+    it('should efficiently check access for multiple files at once', async () => {
+      const userId = new mongoose.Types.ObjectId().toString();
+      const authorId = new mongoose.Types.ObjectId().toString();
+      const agentId = uuidv4();
+      const fileIds = [uuidv4(), uuidv4(), uuidv4(), uuidv4()];
+
+      // Create files
+      for (const fileId of fileIds) {
+        await createFile({
+          user: authorId,
+          file_id: fileId,
+          filename: `file-${fileId}.txt`,
+          filepath: `/uploads/${fileId}`,
+        });
+      }
+
+      // Create agent with only first two files attached
+      await createAgent({
+        id: agentId,
+        name: 'Test Agent',
+        author: authorId,
+        model: 'gpt-4',
+        provider: 'openai',
+        isCollaborative: true,
+        tool_resources: {
+          file_search: {
+            file_ids: [fileIds[0], fileIds[1]],
+          },
+        },
+      });
+
+      // Get or create global project
+      const globalProject = await getProjectByName(GLOBAL_PROJECT_NAME, '_id');
+
+      // Share agent globally
+      await Agent.updateOne({ id: agentId }, { $push: { projectIds: globalProject._id } });
+
+      // Check access for all files
+      const { hasAccessToFilesViaAgent } = require('./File');
+      const accessMap = await hasAccessToFilesViaAgent(userId, fileIds, agentId);
+
+      // Should have access only to the first two files
+      expect(accessMap.get(fileIds[0])).toBe(true);
+      expect(accessMap.get(fileIds[1])).toBe(true);
+      expect(accessMap.get(fileIds[2])).toBe(false);
+      expect(accessMap.get(fileIds[3])).toBe(false);
+    });
+
+    it('should grant access to all files when user is the agent author', async () => {
+      const authorId = new mongoose.Types.ObjectId().toString();
+      const agentId = uuidv4();
+      const fileIds = [uuidv4(), uuidv4(), uuidv4()];
+
+      // Create agent
+      await createAgent({
+        id: agentId,
+        name: 'Test Agent',
+        author: authorId,
+        model: 'gpt-4',
+        provider: 'openai',
+        tool_resources: {
+          file_search: {
+            file_ids: [fileIds[0]], // Only one file attached
+          },
+        },
+      });
+
+      // Check access as the author
+      const { hasAccessToFilesViaAgent } = require('./File');
+      const accessMap = await hasAccessToFilesViaAgent(authorId, fileIds, agentId);
+
+      // Author should have access to all files
+      expect(accessMap.get(fileIds[0])).toBe(true);
+      expect(accessMap.get(fileIds[1])).toBe(true);
+      expect(accessMap.get(fileIds[2])).toBe(true);
+    });
+
+    it('should handle non-existent agent gracefully', async () => {
+      const userId = new mongoose.Types.ObjectId().toString();
+      const fileIds = [uuidv4(), uuidv4()];
+
+      const { hasAccessToFilesViaAgent } = require('./File');
+      const accessMap = await hasAccessToFilesViaAgent(userId, fileIds, 'non-existent-agent');
+
+      // Should have no access to any files
+      expect(accessMap.get(fileIds[0])).toBe(false);
+      expect(accessMap.get(fileIds[1])).toBe(false);
+    });
+
+    it('should deny access when agent is not collaborative', async () => {
+      const userId = new mongoose.Types.ObjectId().toString();
+      const authorId = new mongoose.Types.ObjectId().toString();
+      const agentId = uuidv4();
+      const fileIds = [uuidv4(), uuidv4()];
+
+      // Create agent with files but isCollaborative: false
+      await createAgent({
+        id: agentId,
+        name: 'Non-Collaborative Agent',
+        author: authorId,
+        model: 'gpt-4',
+        provider: 'openai',
+        isCollaborative: false,
+        tool_resources: {
+          file_search: {
+            file_ids: fileIds,
+          },
+        },
+      });
+
+      // Get or create global project
+      const globalProject = await getProjectByName(GLOBAL_PROJECT_NAME, '_id');
+
+      // Share agent globally
+      await Agent.updateOne({ id: agentId }, { $push: { projectIds: globalProject._id } });
+
+      // Check access for files
+      const { hasAccessToFilesViaAgent } = require('./File');
+      const accessMap = await hasAccessToFilesViaAgent(userId, fileIds, agentId);
+
+      // Should have no access to any files when isCollaborative is false
+      expect(accessMap.get(fileIds[0])).toBe(false);
+      expect(accessMap.get(fileIds[1])).toBe(false);
+    });
+  });
+
+  describe('getFiles with agent access control', () => {
+    test('should return files owned by user and files accessible through agent', async () => {
+      const authorId = new mongoose.Types.ObjectId();
+      const userId = new mongoose.Types.ObjectId();
+      const agentId = `agent_${uuidv4()}`;
+      const ownedFileId = `file_${uuidv4()}`;
+      const sharedFileId = `file_${uuidv4()}`;
+      const inaccessibleFileId = `file_${uuidv4()}`;
+
+      // Create/get global project using getProjectByName which will upsert
+      const globalProject = await getProjectByName(GLOBAL_PROJECT_NAME);
+
+      // Create agent with shared file
+      await createAgent({
+        id: agentId,
+        name: 'Shared Agent',
+        provider: 'test',
+        model: 'test-model',
+        author: authorId,
+        projectIds: [globalProject._id],
+        isCollaborative: true,
+        tool_resources: {
+          file_search: {
+            file_ids: [sharedFileId],
+          },
+        },
+      });
+
+      // Create files
+      await createFile({
+        file_id: ownedFileId,
+        user: userId,
+        filename: 'owned.txt',
+        filepath: '/uploads/owned.txt',
+        type: 'text/plain',
+        bytes: 100,
+      });
+
+      await createFile({
+        file_id: sharedFileId,
+        user: authorId,
+        filename: 'shared.txt',
+        filepath: '/uploads/shared.txt',
+        type: 'text/plain',
+        bytes: 200,
+        embedded: true,
+      });
+
+      await createFile({
+        file_id: inaccessibleFileId,
+        user: authorId,
+        filename: 'inaccessible.txt',
+        filepath: '/uploads/inaccessible.txt',
+        type: 'text/plain',
+        bytes: 300,
+      });
+
+      // Get files with access control
+      const files = await getFiles(
+        { file_id: { $in: [ownedFileId, sharedFileId, inaccessibleFileId] } },
+        null,
+        { text: 0 },
+        { userId: userId.toString(), agentId },
+      );
+
+      expect(files).toHaveLength(2);
+      expect(files.map((f) => f.file_id)).toContain(ownedFileId);
+      expect(files.map((f) => f.file_id)).toContain(sharedFileId);
+      expect(files.map((f) => f.file_id)).not.toContain(inaccessibleFileId);
+    });
+
+    test('should return all files when no userId/agentId provided', async () => {
+      const userId = new mongoose.Types.ObjectId();
+      const fileId1 = `file_${uuidv4()}`;
+      const fileId2 = `file_${uuidv4()}`;
+
+      await createFile({
+        file_id: fileId1,
+        user: userId,
+        filename: 'file1.txt',
+        filepath: '/uploads/file1.txt',
+        type: 'text/plain',
+        bytes: 100,
+      });
+
+      await createFile({
+        file_id: fileId2,
+        user: new mongoose.Types.ObjectId(),
+        filename: 'file2.txt',
+        filepath: '/uploads/file2.txt',
+        type: 'text/plain',
+        bytes: 200,
+      });
+
+      const files = await getFiles({ file_id: { $in: [fileId1, fileId2] } });
+      expect(files).toHaveLength(2);
+    });
+  });
+});

api/models/tx.js

@@ -135,10 +135,11 @@ const tokenValues = Object.assign(
     'grok-2-1212': { prompt: 2.0, completion: 10.0 },
     'grok-2-latest': { prompt: 2.0, completion: 10.0 },
     'grok-2': { prompt: 2.0, completion: 10.0 },
-    'grok-3-mini-fast': { prompt: 0.4, completion: 4 },
+    'grok-3-mini-fast': { prompt: 0.6, completion: 4 },
     'grok-3-mini': { prompt: 0.3, completion: 0.5 },
     'grok-3-fast': { prompt: 5.0, completion: 25.0 },
     'grok-3': { prompt: 3.0, completion: 15.0 },
+    'grok-4': { prompt: 3.0, completion: 15.0 },
     'grok-beta': { prompt: 5.0, completion: 15.0 },
     'mistral-large': { prompt: 2.0, completion: 6.0 },
     'pixtral-large': { prompt: 2.0, completion: 6.0 },

api/models/tx.spec.js

@@ -636,6 +636,15 @@ describe('Grok Model Tests - Pricing', () => {
       );
     });
 
+    test('should return correct prompt and completion rates for Grok 4 model', () => {
+      expect(getMultiplier({ model: 'grok-4-0709', tokenType: 'prompt' })).toBe(
+        tokenValues['grok-4'].prompt,
+      );
+      expect(getMultiplier({ model: 'grok-4-0709', tokenType: 'completion' })).toBe(
+        tokenValues['grok-4'].completion,
+      );
+    });
+
     test('should return correct prompt and completion rates for Grok 3 models with prefixes', () => {
       expect(getMultiplier({ model: 'xai/grok-3', tokenType: 'prompt' })).toBe(
         tokenValues['grok-3'].prompt,
@@ -662,6 +671,15 @@ describe('Grok Model Tests - Pricing', () => {
         tokenValues['grok-3-mini-fast'].completion,
       );
     });
+
+    test('should return correct prompt and completion rates for Grok 4 model with prefixes', () => {
+      expect(getMultiplier({ model: 'xai/grok-4-0709', tokenType: 'prompt' })).toBe(
+        tokenValues['grok-4'].prompt,
+      );
+      expect(getMultiplier({ model: 'xai/grok-4-0709', tokenType: 'completion' })).toBe(
+        tokenValues['grok-4'].completion,
+      );
+    });
   });
 });
 

api/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@librechat/backend",
-  "version": "v0.7.9-rc1",
+  "version": "v0.7.9",
   "description": "",
   "scripts": {
     "start": "echo 'please run this from the root directory'",
@@ -44,19 +44,20 @@
     "@googleapis/youtube": "^20.0.0",
     "@keyv/redis": "^4.3.3",
     "@langchain/community": "^0.3.47",
-    "@langchain/core": "^0.3.60",
+    "@langchain/core": "^0.3.62",
     "@langchain/google-genai": "^0.2.13",
     "@langchain/google-vertexai": "^0.2.13",
+    "@langchain/openai": "^0.5.18",
     "@langchain/textsplitters": "^0.1.0",
-    "@librechat/agents": "^2.4.56",
+    "@librechat/agents": "^2.4.67",
     "@librechat/api": "*",
     "@librechat/data-schemas": "*",
     "@node-saml/passport-saml": "^5.0.0",
     "@waylaidwanderer/fetch-event-source": "^3.0.1",
     "axios": "^1.8.2",
     "bcryptjs": "^2.4.3",
-    "compression": "^1.7.4",
-    "connect-redis": "^7.1.0",
+    "compression": "^1.8.1",
+    "connect-redis": "^8.1.0",
     "cookie": "^0.7.2",
     "cookie-parser": "^1.4.7",
     "cors": "^2.8.5",
@@ -66,10 +67,11 @@
     "express": "^4.21.2",
     "express-mongo-sanitize": "^2.2.0",
     "express-rate-limit": "^7.4.1",
-    "express-session": "^1.18.1",
+    "express-session": "^1.18.2",
     "express-static-gzip": "^2.2.0",
     "file-type": "^18.7.0",
     "firebase": "^11.0.2",
+    "form-data": "^4.0.4",
     "googleapis": "^126.0.1",
     "handlebars": "^4.7.7",
     "https-proxy-agent": "^7.0.6",
@@ -87,12 +89,12 @@
     "mime": "^3.0.0",
     "module-alias": "^2.2.3",
     "mongoose": "^8.12.1",
-    "multer": "^2.0.1",
+    "multer": "^2.0.2",
     "nanoid": "^3.3.7",
     "node-fetch": "^2.7.0",
     "nodemailer": "^6.9.15",
     "ollama": "^0.5.0",
-    "openai": "^4.96.2",
+    "openai": "^5.10.1",
     "openai-chat-tokens": "^0.2.8",
     "openid-client": "^6.5.0",
     "passport": "^0.6.0",

api/server/controllers/PluginController.js

@@ -1,11 +1,10 @@
 const { logger } = require('@librechat/data-schemas');
-const { CacheKeys, AuthType } = require('librechat-data-provider');
+const { CacheKeys, AuthType, Constants } = require('librechat-data-provider');
 const { getCustomConfig, getCachedTools } = require('~/server/services/Config');
 const { getToolkitKey } = require('~/server/services/ToolService');
 const { getMCPManager, getFlowStateManager } = require('~/config');
 const { availableTools } = require('~/app/clients/tools');
 const { getLogStores } = require('~/cache');
-const { Constants } = require('librechat-data-provider');
 
 /**
  * Filters out duplicate plugins from the list of plugins.
@@ -139,15 +138,21 @@ function createGetServerTools() {
  */
 const getAvailableTools = async (req, res) => {
   try {
+    const userId = req.user?.id;
+    const customConfig = await getCustomConfig();
     const cache = getLogStores(CacheKeys.CONFIG_STORE);
-    const cachedTools = await cache.get(CacheKeys.TOOLS);
-    if (cachedTools) {
-      res.status(200).json(cachedTools);
+    const cachedToolsArray = await cache.get(CacheKeys.TOOLS);
+    const cachedUserTools = await getCachedTools({ userId });
+    const userPlugins = convertMCPToolsToPlugins(cachedUserTools, customConfig);
+
+    if (cachedToolsArray && userPlugins) {
+      const dedupedTools = filterUniquePlugins([...userPlugins, ...cachedToolsArray]);
+      res.status(200).json(dedupedTools);
       return;
     }
 
+    // If not in cache, build from manifest
     let pluginManifest = availableTools;
-    const customConfig = await getCustomConfig();
     if (customConfig?.mcpServers != null) {
       const mcpManager = getMCPManager();
       const flowsCache = getLogStores(CacheKeys.FLOWS);
@@ -173,7 +178,7 @@ const getAvailableTools = async (req, res) => {
       }
     });
 
-    const toolDefinitions = await getCachedTools({ includeGlobal: true });
+    const toolDefinitions = (await getCachedTools({ includeGlobal: true })) || {};
 
     const toolsOutput = [];
     for (const plugin of authenticatedPlugins) {
@@ -218,16 +223,70 @@ const getAvailableTools = async (req, res) => {
 
       toolsOutput.push(toolToAdd);
     }
-
     const finalTools = filterUniquePlugins(toolsOutput);
     await cache.set(CacheKeys.TOOLS, finalTools);
-    res.status(200).json(finalTools);
+
+    const dedupedTools = filterUniquePlugins([...userPlugins, ...finalTools]);
+
+    res.status(200).json(dedupedTools);
   } catch (error) {
     logger.error('[getAvailableTools]', error);
     res.status(500).json({ message: error.message });
   }
 };
 
+/**
+ * Converts MCP function format tools to plugin format
+ * @param {Object} functionTools - Object with function format tools
+ * @param {Object} customConfig - Custom configuration for MCP servers
+ * @returns {Array} Array of plugin objects
+ */
+function convertMCPToolsToPlugins(functionTools, customConfig) {
+  const plugins = [];
+
+  for (const [toolKey, toolData] of Object.entries(functionTools)) {
+    if (!toolData.function || !toolKey.includes(Constants.mcp_delimiter)) {
+      continue;
+    }
+
+    const functionData = toolData.function;
+    const parts = toolKey.split(Constants.mcp_delimiter);
+    const serverName = parts[parts.length - 1];
+
+    const serverConfig = customConfig?.mcpServers?.[serverName];
+
+    const plugin = {
+      name: parts[0], // Use the tool name without server suffix
+      pluginKey: toolKey,
+      description: functionData.description || '',
+      authenticated: true,
+      icon: serverConfig?.iconPath,
+    };
+
+    // Build authConfig for MCP tools
+    if (!serverConfig?.customUserVars) {
+      plugin.authConfig = [];
+      plugins.push(plugin);
+      continue;
+    }
+
+    const customVarKeys = Object.keys(serverConfig.customUserVars);
+    if (customVarKeys.length === 0) {
+      plugin.authConfig = [];
+    } else {
+      plugin.authConfig = Object.entries(serverConfig.customUserVars).map(([key, value]) => ({
+        authField: key,
+        label: value.title || key,
+        description: value.description || '',
+      }));
+    }
+
+    plugins.push(plugin);
+  }
+
+  return plugins;
+}
+
 module.exports = {
   getAvailableTools,
   getAvailablePluginsController,

api/server/controllers/PluginController.spec.js

@@ -0,0 +1,89 @@
+const { Constants } = require('librechat-data-provider');
+const { getCustomConfig, getCachedTools } = require('~/server/services/Config');
+const { getLogStores } = require('~/cache');
+
+// Mock the dependencies
+jest.mock('@librechat/data-schemas', () => ({
+  logger: {
+    debug: jest.fn(),
+    error: jest.fn(),
+  },
+}));
+
+jest.mock('~/server/services/Config', () => ({
+  getCustomConfig: jest.fn(),
+  getCachedTools: jest.fn(),
+}));
+
+jest.mock('~/server/services/ToolService', () => ({
+  getToolkitKey: jest.fn(),
+}));
+
+jest.mock('~/config', () => ({
+  getMCPManager: jest.fn(() => ({
+    loadManifestTools: jest.fn().mockResolvedValue([]),
+  })),
+  getFlowStateManager: jest.fn(),
+}));
+
+jest.mock('~/app/clients/tools', () => ({
+  availableTools: [],
+}));
+
+jest.mock('~/cache', () => ({
+  getLogStores: jest.fn(),
+}));
+
+// Import the actual module with the function we want to test
+const { getAvailableTools } = require('./PluginController');
+
+describe('PluginController', () => {
+  describe('plugin.icon behavior', () => {
+    let mockReq, mockRes, mockCache;
+
+    const callGetAvailableToolsWithMCPServer = async (mcpServers) => {
+      mockCache.get.mockResolvedValue(null);
+      getCustomConfig.mockResolvedValue({ mcpServers });
+
+      const functionTools = {
+        [`test-tool${Constants.mcp_delimiter}test-server`]: {
+          function: { name: 'test-tool', description: 'A test tool' },
+        },
+      };
+      getCachedTools.mockResolvedValueOnce(functionTools);
+      getCachedTools.mockResolvedValueOnce({
+        [`test-tool${Constants.mcp_delimiter}test-server`]: true,
+      });
+
+      await getAvailableTools(mockReq, mockRes);
+      const responseData = mockRes.json.mock.calls[0][0];
+      return responseData.find((tool) => tool.name === 'test-tool');
+    };
+
+    beforeEach(() => {
+      jest.clearAllMocks();
+      mockReq = { user: { id: 'test-user-id' } };
+      mockRes = { status: jest.fn().mockReturnThis(), json: jest.fn() };
+      mockCache = { get: jest.fn(), set: jest.fn() };
+      getLogStores.mockReturnValue(mockCache);
+    });
+
+    it('should set plugin.icon when iconPath is defined', async () => {
+      const mcpServers = {
+        'test-server': {
+          iconPath: '/path/to/icon.png',
+        },
+      };
+      const testTool = await callGetAvailableToolsWithMCPServer(mcpServers);
+      expect(testTool.icon).toBe('/path/to/icon.png');
+    });
+
+    it('should set plugin.icon to undefined when iconPath is not defined', async () => {
+      const mcpServers = {
+        'test-server': {},
+      };
+      const testTool = await callGetAvailableToolsWithMCPServer(mcpServers);
+      expect(testTool.icon).toBeUndefined();
+    });
+  });
+});

api/server/controllers/UserController.js

@@ -1,11 +1,5 @@
-const {
-  Tools,
-  Constants,
-  FileSources,
-  webSearchKeys,
-  extractWebSearchEnvVars,
-} = require('librechat-data-provider');
 const { logger } = require('@librechat/data-schemas');
+const { webSearchKeys, extractWebSearchEnvVars } = require('@librechat/api');
 const {
   getFiles,
   updateUser,
@@ -20,6 +14,7 @@ const { updateUserPluginAuth, deleteUserPluginAuth } = require('~/server/service
 const { updateUserPluginsService, deleteUserKey } = require('~/server/services/UserService');
 const { verifyEmail, resendVerificationEmail } = require('~/server/services/AuthService');
 const { needsRefresh, getNewS3URL } = require('~/server/services/Files/S3/crud');
+const { Tools, Constants, FileSources } = require('librechat-data-provider');
 const { processDeleteRequest } = require('~/server/services/Files/process');
 const { Transaction, Balance, User } = require('~/db/models');
 const { deleteToolCalls } = require('~/models/ToolCall');
@@ -180,14 +175,16 @@ const updateUserPluginsController = async (req, res) => {
         try {
           const mcpManager = getMCPManager(user.id);
           if (mcpManager) {
+            // Extract server name from pluginKey (format: "mcp_<serverName>")
+            const serverName = pluginKey.replace(Constants.mcp_prefix, '');
             logger.info(
-              `[updateUserPluginsController] Disconnecting MCP connections for user ${user.id} after plugin auth update for ${pluginKey}.`,
+              `[updateUserPluginsController] Disconnecting MCP server ${serverName} for user ${user.id} after plugin auth update for ${pluginKey}.`,
             );
-            await mcpManager.disconnectUserConnections(user.id);
+            await mcpManager.disconnectUserConnection(user.id, serverName);
           }
         } catch (disconnectError) {
           logger.error(
-            `[updateUserPluginsController] Error disconnecting MCP connections for user ${user.id} after plugin auth update:`,
+            `[updateUserPluginsController] Error disconnecting MCP connection for user ${user.id} after plugin auth update:`,
             disconnectError,
           );
           // Do not fail the request for this, but log it.

api/server/controllers/agents/client.js

@@ -1,20 +1,23 @@
 require('events').EventEmitter.defaultMaxListeners = 100;
 const { logger } = require('@librechat/data-schemas');
+const { DynamicStructuredTool } = require('@langchain/core/tools');
+const { getBufferString, HumanMessage } = require('@langchain/core/messages');
 const {
   sendEvent,
   createRun,
   Tokenizer,
   checkAccess,
   memoryInstructions,
+  formatContentStrings,
   createMemoryProcessor,
 } = require('@librechat/api');
 const {
   Callback,
   Providers,
   GraphEvents,
+  TitleMethod,
   formatMessage,
   formatAgentMessages,
-  formatContentStrings,
   getTokenCountForMessage,
   createMetadataAggregator,
 } = require('@librechat/agents');
@@ -24,20 +27,22 @@ const {
   VisionModes,
   ContentTypes,
   EModelEndpoint,
-  KnownEndpoints,
   PermissionTypes,
   isAgentsEndpoint,
   AgentCapabilities,
   bedrockInputSchema,
   removeNullishValues,
 } = require('librechat-data-provider');
-const { DynamicStructuredTool } = require('@langchain/core/tools');
-const { getBufferString, HumanMessage } = require('@langchain/core/messages');
-const { createGetMCPAuthMap, checkCapability } = require('~/server/services/Config');
+const {
+  findPluginAuthsByKeys,
+  getFormattedMemories,
+  deleteMemory,
+  setMemory,
+} = require('~/models');
+const { getMCPAuthMap, checkCapability, hasCustomUserVars } = require('~/server/services/Config');
 const { addCacheControl, createContextHandlers } = require('~/app/clients/prompts');
 const { initializeAgent } = require('~/server/services/Endpoints/agents/agent');
 const { spendTokens, spendStructuredTokens } = require('~/models/spendTokens');
-const { getFormattedMemories, deleteMemory, setMemory } = require('~/models');
 const { encodeAndFormat } = require('~/server/services/Files/images/encode');
 const { getProviderConfig } = require('~/server/services/Endpoints');
 const BaseClient = require('~/app/clients/BaseClient');
@@ -54,6 +59,7 @@ const omitTitleOptions = new Set([
   'thinkingBudget',
   'includeThoughts',
   'maxOutputTokens',
+  'additionalModelRequestFields',
 ]);
 
 /**
@@ -65,13 +71,15 @@ const payloadParser = ({ req, agent, endpoint }) => {
   if (isAgentsEndpoint(endpoint)) {
     return { model: undefined };
   } else if (endpoint === EModelEndpoint.bedrock) {
-    return bedrockInputSchema.parse(agent.model_parameters);
+    const parsedValues = bedrockInputSchema.parse(agent.model_parameters);
+    if (parsedValues.thinking == null) {
+      parsedValues.thinking = false;
+    }
+    return parsedValues;
   }
   return req.body.endpointOption.model_parameters;
 };
 
-const legacyContentEndpoints = new Set([KnownEndpoints.groq, KnownEndpoints.deepseek]);
-
 const noSystemModelRegex = [/\b(o1-preview|o1-mini|amazon\.titan-text)\b/gi];
 
 function createTokenCounter(encoding) {
@@ -452,6 +460,12 @@ class AgentClient extends BaseClient {
       res: this.options.res,
       agent: prelimAgent,
       allowedProviders,
+      endpointOption: {
+        endpoint:
+          prelimAgent.id !== Constants.EPHEMERAL_AGENT_ID
+            ? EModelEndpoint.agents
+            : memoryConfig.agent?.provider,
+      },
     });
 
     if (!agent) {
@@ -700,17 +714,12 @@ class AgentClient extends BaseClient {
         version: 'v2',
       };
 
-      const getUserMCPAuthMap = await createGetMCPAuthMap();
-
       const toolSet = new Set((this.options.agent.tools ?? []).map((tool) => tool && tool.name));
       let { messages: initialMessages, indexTokenCountMap } = formatAgentMessages(
         payload,
         this.indexTokenCountMap,
         toolSet,
       );
-      if (legacyContentEndpoints.has(this.options.agent.endpoint?.toLowerCase())) {
-        initialMessages = formatContentStrings(initialMessages);
-      }
 
       /**
        *
@@ -726,6 +735,9 @@ class AgentClient extends BaseClient {
         if (i > 0) {
           this.model = agent.model_parameters.model;
         }
+        if (i > 0 && config.signal == null) {
+          config.signal = abortController.signal;
+        }
         if (agent.recursion_limit && typeof agent.recursion_limit === 'number') {
           config.recursionLimit = agent.recursion_limit;
         }
@@ -774,6 +786,9 @@ class AgentClient extends BaseClient {
         }
 
         let messages = _messages;
+        if (agent.useLegacyContent === true) {
+          messages = formatContentStrings(messages);
+        }
         if (
           agent.model_parameters?.clientOptions?.defaultHeaders?.['anthropic-beta']?.includes(
             'prompt-caching',
@@ -822,10 +837,11 @@ class AgentClient extends BaseClient {
         }
 
         try {
-          if (getUserMCPAuthMap) {
-            config.configurable.userMCPAuthMap = await getUserMCPAuthMap({
+          if (await hasCustomUserVars()) {
+            config.configurable.userMCPAuthMap = await getMCPAuthMap({
               tools: agent.tools,
               userId: this.options.req.user.id,
+              findPluginAuthsByKeys,
             });
           }
         } catch (err) {
@@ -1001,7 +1017,7 @@ class AgentClient extends BaseClient {
     }
     const { handleLLMEnd, collected: collectedMetadata } = createMetadataAggregator();
     const { req, res, agent } = this.options;
-    const endpoint = agent.endpoint;
+    let endpoint = agent.endpoint;
 
     /** @type {import('@librechat/agents').ClientOptions} */
     let clientOptions = {
@@ -1009,17 +1025,32 @@ class AgentClient extends BaseClient {
       model: agent.model_parameters.model,
     };
 
-    const { getOptions, overrideProvider, customEndpointConfig } =
-      await getProviderConfig(endpoint);
+    let titleProviderConfig = await getProviderConfig(endpoint);
 
     /** @type {TEndpoint | undefined} */
-    const endpointConfig = req.app.locals[endpoint] ?? customEndpointConfig;
+    const endpointConfig =
+      req.app.locals.all ?? req.app.locals[endpoint] ?? titleProviderConfig.customEndpointConfig;
     if (!endpointConfig) {
       logger.warn(
         '[api/server/controllers/agents/client.js #titleConvo] Error getting endpoint config',
       );
     }
 
+    if (endpointConfig?.titleEndpoint && endpointConfig.titleEndpoint !== endpoint) {
+      try {
+        titleProviderConfig = await getProviderConfig(endpointConfig.titleEndpoint);
+        endpoint = endpointConfig.titleEndpoint;
+      } catch (error) {
+        logger.warn(
+          `[api/server/controllers/agents/client.js #titleConvo] Error getting title endpoint config for ${endpointConfig.titleEndpoint}, falling back to default`,
+          error,
+        );
+        // Fall back to original provider config
+        endpoint = agent.endpoint;
+        titleProviderConfig = await getProviderConfig(endpoint);
+      }
+    }
+
     if (
       endpointConfig &&
       endpointConfig.titleModel &&
@@ -1028,7 +1059,7 @@ class AgentClient extends BaseClient {
       clientOptions.model = endpointConfig.titleModel;
     }
 
-    const options = await getOptions({
+    const options = await titleProviderConfig.getOptions({
       req,
       res,
       optionsOnly: true,
@@ -1037,12 +1068,18 @@ class AgentClient extends BaseClient {
       endpointOption: { model_parameters: clientOptions },
     });
 
-    let provider = options.provider ?? overrideProvider ?? agent.provider;
+    let provider = options.provider ?? titleProviderConfig.overrideProvider ?? agent.provider;
     if (
       endpoint === EModelEndpoint.azureOpenAI &&
       options.llmConfig?.azureOpenAIApiInstanceName == null
     ) {
       provider = Providers.OPENAI;
+    } else if (
+      endpoint === EModelEndpoint.azureOpenAI &&
+      options.llmConfig?.azureOpenAIApiInstanceName != null &&
+      provider !== Providers.AZURE
+    ) {
+      provider = Providers.AZURE;
     }
 
     /** @type {import('@librechat/agents').ClientOptions} */
@@ -1064,16 +1101,23 @@ class AgentClient extends BaseClient {
       ),
     );
 
-    if (provider === Providers.GOOGLE) {
+    if (
+      provider === Providers.GOOGLE &&
+      (endpointConfig?.titleMethod === TitleMethod.FUNCTIONS ||
+        endpointConfig?.titleMethod === TitleMethod.STRUCTURED)
+    ) {
       clientOptions.json = true;
     }
 
     try {
       const titleResult = await this.run.generateTitle({
         provider,
+        clientOptions,
         inputText: text,
         contentParts: this.contentParts,
-        clientOptions,
+        titleMethod: endpointConfig?.titleMethod,
+        titlePrompt: endpointConfig?.titlePrompt,
+        titlePromptTemplate: endpointConfig?.titlePromptTemplate,
         chainOptions: {
           signal: abortController.signal,
           callbacks: [
@@ -1121,8 +1165,52 @@ class AgentClient extends BaseClient {
     }
   }
 
-  /** Silent method, as `recordCollectedUsage` is used instead */
-  async recordTokenUsage() {}
+  /**
+   * @param {object} params
+   * @param {number} params.promptTokens
+   * @param {number} params.completionTokens
+   * @param {OpenAIUsageMetadata} [params.usage]
+   * @param {string} [params.model]
+   * @param {string} [params.context='message']
+   * @returns {Promise<void>}
+   */
+  async recordTokenUsage({ model, promptTokens, completionTokens, usage, context = 'message' }) {
+    try {
+      await spendTokens(
+        {
+          model,
+          context,
+          conversationId: this.conversationId,
+          user: this.user ?? this.options.req.user?.id,
+          endpointTokenConfig: this.options.endpointTokenConfig,
+        },
+        { promptTokens, completionTokens },
+      );
+
+      if (
+        usage &&
+        typeof usage === 'object' &&
+        'reasoning_tokens' in usage &&
+        typeof usage.reasoning_tokens === 'number'
+      ) {
+        await spendTokens(
+          {
+            model,
+            context: 'reasoning',
+            conversationId: this.conversationId,
+            user: this.user ?? this.options.req.user?.id,
+            endpointTokenConfig: this.options.endpointTokenConfig,
+          },
+          { completionTokens: usage.reasoning_tokens },
+        );
+      }
+    } catch (error) {
+      logger.error(
+        '[api/server/controllers/agents/client.js #recordTokenUsage] Error recording token usage',
+        error,
+      );
+    }
+  }
 
   getEncoding() {
     return 'o200k_base';

api/server/controllers/agents/client.test.js

@@ -0,0 +1,730 @@
+const { Providers } = require('@librechat/agents');
+const { Constants, EModelEndpoint } = require('librechat-data-provider');
+const AgentClient = require('./client');
+
+jest.mock('@librechat/agents', () => ({
+  ...jest.requireActual('@librechat/agents'),
+  createMetadataAggregator: () => ({
+    handleLLMEnd: jest.fn(),
+    collected: [],
+  }),
+}));
+
+describe('AgentClient - titleConvo', () => {
+  let client;
+  let mockRun;
+  let mockReq;
+  let mockRes;
+  let mockAgent;
+  let mockOptions;
+
+  beforeEach(() => {
+    // Reset all mocks
+    jest.clearAllMocks();
+
+    // Mock run object
+    mockRun = {
+      generateTitle: jest.fn().mockResolvedValue({
+        title: 'Generated Title',
+      }),
+    };
+
+    // Mock agent - with both endpoint and provider
+    mockAgent = {
+      id: 'agent-123',
+      endpoint: EModelEndpoint.openAI, // Use a valid provider as endpoint for getProviderConfig
+      provider: EModelEndpoint.openAI, // Add provider property
+      model_parameters: {
+        model: 'gpt-4',
+      },
+    };
+
+    // Mock request and response
+    mockReq = {
+      app: {
+        locals: {
+          [EModelEndpoint.openAI]: {
+            // Match the agent endpoint
+            titleModel: 'gpt-3.5-turbo',
+            titlePrompt: 'Custom title prompt',
+            titleMethod: 'structured',
+            titlePromptTemplate: 'Template: {{content}}',
+          },
+        },
+      },
+      user: {
+        id: 'user-123',
+      },
+      body: {
+        model: 'gpt-4',
+        endpoint: EModelEndpoint.openAI,
+        key: null,
+      },
+    };
+
+    mockRes = {};
+
+    // Mock options
+    mockOptions = {
+      req: mockReq,
+      res: mockRes,
+      agent: mockAgent,
+      endpointTokenConfig: {},
+    };
+
+    // Create client instance
+    client = new AgentClient(mockOptions);
+    client.run = mockRun;
+    client.responseMessageId = 'response-123';
+    client.conversationId = 'convo-123';
+    client.contentParts = [{ type: 'text', text: 'Test content' }];
+    client.recordCollectedUsage = jest.fn().mockResolvedValue(); // Mock as async function that resolves
+  });
+
+  describe('titleConvo method', () => {
+    it('should throw error if run is not initialized', async () => {
+      client.run = null;
+
+      await expect(
+        client.titleConvo({ text: 'Test', abortController: new AbortController() }),
+      ).rejects.toThrow('Run not initialized');
+    });
+
+    it('should use titlePrompt from endpoint config', async () => {
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      expect(mockRun.generateTitle).toHaveBeenCalledWith(
+        expect.objectContaining({
+          titlePrompt: 'Custom title prompt',
+        }),
+      );
+    });
+
+    it('should use titlePromptTemplate from endpoint config', async () => {
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      expect(mockRun.generateTitle).toHaveBeenCalledWith(
+        expect.objectContaining({
+          titlePromptTemplate: 'Template: {{content}}',
+        }),
+      );
+    });
+
+    it('should use titleMethod from endpoint config', async () => {
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      expect(mockRun.generateTitle).toHaveBeenCalledWith(
+        expect.objectContaining({
+          provider: Providers.OPENAI,
+          titleMethod: 'structured',
+        }),
+      );
+    });
+
+    it('should use titleModel from endpoint config when provided', async () => {
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      // Check that generateTitle was called with correct clientOptions
+      const generateTitleCall = mockRun.generateTitle.mock.calls[0][0];
+      expect(generateTitleCall.clientOptions.model).toBe('gpt-3.5-turbo');
+    });
+
+    it('should handle missing endpoint config gracefully', async () => {
+      // Remove endpoint config
+      mockReq.app.locals[EModelEndpoint.openAI] = undefined;
+
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      expect(mockRun.generateTitle).toHaveBeenCalledWith(
+        expect.objectContaining({
+          titlePrompt: undefined,
+          titlePromptTemplate: undefined,
+          titleMethod: undefined,
+        }),
+      );
+    });
+
+    it('should use agent model when titleModel is not provided', async () => {
+      // Remove titleModel from config
+      delete mockReq.app.locals[EModelEndpoint.openAI].titleModel;
+
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      const generateTitleCall = mockRun.generateTitle.mock.calls[0][0];
+      expect(generateTitleCall.clientOptions.model).toBe('gpt-4'); // Should use agent's model
+    });
+
+    it('should not use titleModel when it equals CURRENT_MODEL constant', async () => {
+      mockReq.app.locals[EModelEndpoint.openAI].titleModel = Constants.CURRENT_MODEL;
+
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      const generateTitleCall = mockRun.generateTitle.mock.calls[0][0];
+      expect(generateTitleCall.clientOptions.model).toBe('gpt-4'); // Should use agent's model
+    });
+
+    it('should pass all required parameters to generateTitle', async () => {
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      expect(mockRun.generateTitle).toHaveBeenCalledWith({
+        provider: expect.any(String),
+        inputText: text,
+        contentParts: client.contentParts,
+        clientOptions: expect.objectContaining({
+          model: 'gpt-3.5-turbo',
+        }),
+        titlePrompt: 'Custom title prompt',
+        titlePromptTemplate: 'Template: {{content}}',
+        titleMethod: 'structured',
+        chainOptions: expect.objectContaining({
+          signal: abortController.signal,
+        }),
+      });
+    });
+
+    it('should record collected usage after title generation', async () => {
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      expect(client.recordCollectedUsage).toHaveBeenCalledWith({
+        model: 'gpt-3.5-turbo',
+        context: 'title',
+        collectedUsage: expect.any(Array),
+      });
+    });
+
+    it('should return the generated title', async () => {
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      const result = await client.titleConvo({ text, abortController });
+
+      expect(result).toBe('Generated Title');
+    });
+
+    it('should handle errors gracefully and return undefined', async () => {
+      mockRun.generateTitle.mockRejectedValue(new Error('Title generation failed'));
+
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      const result = await client.titleConvo({ text, abortController });
+
+      expect(result).toBeUndefined();
+    });
+
+    it('should pass titleEndpoint configuration to generateTitle', async () => {
+      // Mock the API key just for this test
+      const originalApiKey = process.env.ANTHROPIC_API_KEY;
+      process.env.ANTHROPIC_API_KEY = 'test-api-key';
+
+      // Add titleEndpoint to the config
+      mockReq.app.locals[EModelEndpoint.openAI].titleEndpoint = EModelEndpoint.anthropic;
+      mockReq.app.locals[EModelEndpoint.openAI].titleMethod = 'structured';
+      mockReq.app.locals[EModelEndpoint.openAI].titlePrompt = 'Custom title prompt';
+      mockReq.app.locals[EModelEndpoint.openAI].titlePromptTemplate = 'Custom template';
+
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      // Verify generateTitle was called with the custom configuration
+      expect(mockRun.generateTitle).toHaveBeenCalledWith(
+        expect.objectContaining({
+          titleMethod: 'structured',
+          provider: Providers.ANTHROPIC,
+          titlePrompt: 'Custom title prompt',
+          titlePromptTemplate: 'Custom template',
+        }),
+      );
+
+      // Restore the original API key
+      if (originalApiKey) {
+        process.env.ANTHROPIC_API_KEY = originalApiKey;
+      } else {
+        delete process.env.ANTHROPIC_API_KEY;
+      }
+    });
+
+    it('should use all config when endpoint config is missing', async () => {
+      // Remove endpoint-specific config
+      delete mockReq.app.locals[EModelEndpoint.openAI].titleModel;
+      delete mockReq.app.locals[EModelEndpoint.openAI].titlePrompt;
+      delete mockReq.app.locals[EModelEndpoint.openAI].titleMethod;
+      delete mockReq.app.locals[EModelEndpoint.openAI].titlePromptTemplate;
+
+      // Set 'all' config
+      mockReq.app.locals.all = {
+        titleModel: 'gpt-4o-mini',
+        titlePrompt: 'All config title prompt',
+        titleMethod: 'completion',
+        titlePromptTemplate: 'All config template: {{content}}',
+      };
+
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      // Verify generateTitle was called with 'all' config values
+      expect(mockRun.generateTitle).toHaveBeenCalledWith(
+        expect.objectContaining({
+          titleMethod: 'completion',
+          titlePrompt: 'All config title prompt',
+          titlePromptTemplate: 'All config template: {{content}}',
+        }),
+      );
+
+      // Check that the model was set from 'all' config
+      const generateTitleCall = mockRun.generateTitle.mock.calls[0][0];
+      expect(generateTitleCall.clientOptions.model).toBe('gpt-4o-mini');
+    });
+
+    it('should prioritize all config over endpoint config for title settings', async () => {
+      // Set both endpoint and 'all' config
+      mockReq.app.locals[EModelEndpoint.openAI].titleModel = 'gpt-3.5-turbo';
+      mockReq.app.locals[EModelEndpoint.openAI].titlePrompt = 'Endpoint title prompt';
+      mockReq.app.locals[EModelEndpoint.openAI].titleMethod = 'structured';
+      // Remove titlePromptTemplate from endpoint config to test fallback
+      delete mockReq.app.locals[EModelEndpoint.openAI].titlePromptTemplate;
+
+      mockReq.app.locals.all = {
+        titleModel: 'gpt-4o-mini',
+        titlePrompt: 'All config title prompt',
+        titleMethod: 'completion',
+        titlePromptTemplate: 'All config template',
+      };
+
+      const text = 'Test conversation text';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      // Verify 'all' config takes precedence over endpoint config
+      expect(mockRun.generateTitle).toHaveBeenCalledWith(
+        expect.objectContaining({
+          titleMethod: 'completion',
+          titlePrompt: 'All config title prompt',
+          titlePromptTemplate: 'All config template',
+        }),
+      );
+
+      // Check that the model was set from 'all' config
+      const generateTitleCall = mockRun.generateTitle.mock.calls[0][0];
+      expect(generateTitleCall.clientOptions.model).toBe('gpt-4o-mini');
+    });
+
+    it('should use all config with titleEndpoint and verify provider switch', async () => {
+      // Mock the API key for the titleEndpoint provider
+      const originalApiKey = process.env.ANTHROPIC_API_KEY;
+      process.env.ANTHROPIC_API_KEY = 'test-anthropic-key';
+
+      // Remove endpoint-specific config to test 'all' config
+      delete mockReq.app.locals[EModelEndpoint.openAI];
+
+      // Set comprehensive 'all' config with all new title options
+      mockReq.app.locals.all = {
+        titleConvo: true,
+        titleModel: 'claude-3-haiku-20240307',
+        titleMethod: 'completion', // Testing the new default method
+        titlePrompt: 'Generate a concise, descriptive title for this conversation',
+        titlePromptTemplate: 'Conversation summary: {{content}}',
+        titleEndpoint: EModelEndpoint.anthropic, // Should switch provider to Anthropic
+      };
+
+      const text = 'Test conversation about AI and machine learning';
+      const abortController = new AbortController();
+
+      await client.titleConvo({ text, abortController });
+
+      // Verify all config values were used
+      expect(mockRun.generateTitle).toHaveBeenCalledWith(
+        expect.objectContaining({
+          provider: Providers.ANTHROPIC, // Critical: Verify provider switched to Anthropic
+          titleMethod: 'completion',
+          titlePrompt: 'Generate a concise, descriptive title for this conversation',
+          titlePromptTemplate: 'Conversation summary: {{content}}',
+          inputText: text,
+          contentParts: client.contentParts,
+        }),
+      );
+
+      // Verify the model was set from 'all' config
+      const generateTitleCall = mockRun.generateTitle.mock.calls[0][0];
+      expect(generateTitleCall.clientOptions.model).toBe('claude-3-haiku-20240307');
+
+      // Verify other client options are set correctly
+      expect(generateTitleCall.clientOptions).toMatchObject({
+        model: 'claude-3-haiku-20240307',
+        // Note: Anthropic's getOptions may set its own maxTokens value
+      });
+
+      // Restore the original API key
+      if (originalApiKey) {
+        process.env.ANTHROPIC_API_KEY = originalApiKey;
+      } else {
+        delete process.env.ANTHROPIC_API_KEY;
+      }
+    });
+
+    it('should test all titleMethod options from all config', async () => {
+      // Test each titleMethod: 'completion', 'functions', 'structured'
+      const titleMethods = ['completion', 'functions', 'structured'];
+
+      for (const method of titleMethods) {
+        // Clear previous calls
+        mockRun.generateTitle.mockClear();
+
+        // Remove endpoint config
+        delete mockReq.app.locals[EModelEndpoint.openAI];
+
+        // Set 'all' config with specific titleMethod
+        mockReq.app.locals.all = {
+          titleModel: 'gpt-4o-mini',
+          titleMethod: method,
+          titlePrompt: `Testing ${method} method`,
+          titlePromptTemplate: `Template for ${method}: {{content}}`,
+        };
+
+        const text = `Test conversation for ${method} method`;
+        const abortController = new AbortController();
+
+        await client.titleConvo({ text, abortController });
+
+        // Verify the correct titleMethod was used
+        expect(mockRun.generateTitle).toHaveBeenCalledWith(
+          expect.objectContaining({
+            titleMethod: method,
+            titlePrompt: `Testing ${method} method`,
+            titlePromptTemplate: `Template for ${method}: {{content}}`,
+          }),
+        );
+      }
+    });
+
+    describe('Azure-specific title generation', () => {
+      let originalEnv;
+
+      beforeEach(() => {
+        // Reset mocks
+        jest.clearAllMocks();
+
+        // Save original environment variables
+        originalEnv = { ...process.env };
+
+        // Mock Azure API keys
+        process.env.AZURE_OPENAI_API_KEY = 'test-azure-key';
+        process.env.AZURE_API_KEY = 'test-azure-key';
+        process.env.EASTUS_API_KEY = 'test-eastus-key';
+        process.env.EASTUS2_API_KEY = 'test-eastus2-key';
+      });
+
+      afterEach(() => {
+        // Restore environment variables
+        process.env = originalEnv;
+      });
+
+      it('should use OPENAI provider for Azure serverless endpoints', async () => {
+        // Set up Azure endpoint with serverless config
+        mockAgent.endpoint = EModelEndpoint.azureOpenAI;
+        mockAgent.provider = EModelEndpoint.azureOpenAI;
+        mockReq.app.locals[EModelEndpoint.azureOpenAI] = {
+          titleConvo: true,
+          titleModel: 'grok-3',
+          titleMethod: 'completion',
+          titlePrompt: 'Azure serverless title prompt',
+          streamRate: 35,
+          modelGroupMap: {
+            'grok-3': {
+              group: 'Azure AI Foundry',
+              deploymentName: 'grok-3',
+            },
+          },
+          groupMap: {
+            'Azure AI Foundry': {
+              apiKey: '${AZURE_API_KEY}',
+              baseURL: 'https://test.services.ai.azure.com/models',
+              version: '2024-05-01-preview',
+              serverless: true,
+              models: {
+                'grok-3': {
+                  deploymentName: 'grok-3',
+                },
+              },
+            },
+          },
+        };
+        mockReq.body.endpoint = EModelEndpoint.azureOpenAI;
+        mockReq.body.model = 'grok-3';
+
+        const text = 'Test Azure serverless conversation';
+        const abortController = new AbortController();
+
+        await client.titleConvo({ text, abortController });
+
+        // Verify provider was switched to OPENAI for serverless
+        expect(mockRun.generateTitle).toHaveBeenCalledWith(
+          expect.objectContaining({
+            provider: Providers.OPENAI, // Should be OPENAI for serverless
+            titleMethod: 'completion',
+            titlePrompt: 'Azure serverless title prompt',
+          }),
+        );
+      });
+
+      it('should use AZURE provider for Azure endpoints with instanceName', async () => {
+        // Set up Azure endpoint
+        mockAgent.endpoint = EModelEndpoint.azureOpenAI;
+        mockAgent.provider = EModelEndpoint.azureOpenAI;
+        mockReq.app.locals[EModelEndpoint.azureOpenAI] = {
+          titleConvo: true,
+          titleModel: 'gpt-4o',
+          titleMethod: 'structured',
+          titlePrompt: 'Azure instance title prompt',
+          streamRate: 35,
+          modelGroupMap: {
+            'gpt-4o': {
+              group: 'eastus',
+              deploymentName: 'gpt-4o',
+            },
+          },
+          groupMap: {
+            eastus: {
+              apiKey: '${EASTUS_API_KEY}',
+              instanceName: 'region-instance',
+              version: '2024-02-15-preview',
+              models: {
+                'gpt-4o': {
+                  deploymentName: 'gpt-4o',
+                },
+              },
+            },
+          },
+        };
+        mockReq.body.endpoint = EModelEndpoint.azureOpenAI;
+        mockReq.body.model = 'gpt-4o';
+
+        const text = 'Test Azure instance conversation';
+        const abortController = new AbortController();
+
+        await client.titleConvo({ text, abortController });
+
+        // Verify provider remains AZURE with instanceName
+        expect(mockRun.generateTitle).toHaveBeenCalledWith(
+          expect.objectContaining({
+            provider: Providers.AZURE,
+            titleMethod: 'structured',
+            titlePrompt: 'Azure instance title prompt',
+          }),
+        );
+      });
+
+      it('should handle Azure titleModel with CURRENT_MODEL constant', async () => {
+        // Set up Azure endpoint
+        mockAgent.endpoint = EModelEndpoint.azureOpenAI;
+        mockAgent.provider = EModelEndpoint.azureOpenAI;
+        mockAgent.model_parameters.model = 'gpt-4o-latest';
+        mockReq.app.locals[EModelEndpoint.azureOpenAI] = {
+          titleConvo: true,
+          titleModel: Constants.CURRENT_MODEL,
+          titleMethod: 'functions',
+          streamRate: 35,
+          modelGroupMap: {
+            'gpt-4o-latest': {
+              group: 'region-eastus',
+              deploymentName: 'gpt-4o-mini',
+              version: '2024-02-15-preview',
+            },
+          },
+          groupMap: {
+            'region-eastus': {
+              apiKey: '${EASTUS2_API_KEY}',
+              instanceName: 'test-instance',
+              version: '2024-12-01-preview',
+              models: {
+                'gpt-4o-latest': {
+                  deploymentName: 'gpt-4o-mini',
+                  version: '2024-02-15-preview',
+                },
+              },
+            },
+          },
+        };
+        mockReq.body.endpoint = EModelEndpoint.azureOpenAI;
+        mockReq.body.model = 'gpt-4o-latest';
+
+        const text = 'Test Azure current model';
+        const abortController = new AbortController();
+
+        await client.titleConvo({ text, abortController });
+
+        // Verify it uses the correct model when titleModel is CURRENT_MODEL
+        const generateTitleCall = mockRun.generateTitle.mock.calls[0][0];
+        // When CURRENT_MODEL is used with Azure, the model gets mapped to the deployment name
+        // In this case, 'gpt-4o-latest' is mapped to 'gpt-4o-mini' deployment
+        expect(generateTitleCall.clientOptions.model).toBe('gpt-4o-mini');
+        // Also verify that CURRENT_MODEL constant was not passed as the model
+        expect(generateTitleCall.clientOptions.model).not.toBe(Constants.CURRENT_MODEL);
+      });
+
+      it('should handle Azure with multiple model groups', async () => {
+        // Set up Azure endpoint
+        mockAgent.endpoint = EModelEndpoint.azureOpenAI;
+        mockAgent.provider = EModelEndpoint.azureOpenAI;
+        mockReq.app.locals[EModelEndpoint.azureOpenAI] = {
+          titleConvo: true,
+          titleModel: 'o1-mini',
+          titleMethod: 'completion',
+          streamRate: 35,
+          modelGroupMap: {
+            'gpt-4o': {
+              group: 'eastus',
+              deploymentName: 'gpt-4o',
+            },
+            'o1-mini': {
+              group: 'region-eastus',
+              deploymentName: 'o1-mini',
+            },
+            'codex-mini': {
+              group: 'codex-mini',
+              deploymentName: 'codex-mini',
+            },
+          },
+          groupMap: {
+            eastus: {
+              apiKey: '${EASTUS_API_KEY}',
+              instanceName: 'region-eastus',
+              version: '2024-02-15-preview',
+              models: {
+                'gpt-4o': {
+                  deploymentName: 'gpt-4o',
+                },
+              },
+            },
+            'region-eastus': {
+              apiKey: '${EASTUS2_API_KEY}',
+              instanceName: 'region-eastus2',
+              version: '2024-12-01-preview',
+              models: {
+                'o1-mini': {
+                  deploymentName: 'o1-mini',
+                },
+              },
+            },
+            'codex-mini': {
+              apiKey: '${AZURE_API_KEY}',
+              baseURL: 'https://example.cognitiveservices.azure.com/openai/',
+              version: '2025-04-01-preview',
+              serverless: true,
+              models: {
+                'codex-mini': {
+                  deploymentName: 'codex-mini',
+                },
+              },
+            },
+          },
+        };
+        mockReq.body.endpoint = EModelEndpoint.azureOpenAI;
+        mockReq.body.model = 'o1-mini';
+
+        const text = 'Test Azure multi-group conversation';
+        const abortController = new AbortController();
+
+        await client.titleConvo({ text, abortController });
+
+        // Verify correct model and provider are used
+        expect(mockRun.generateTitle).toHaveBeenCalledWith(
+          expect.objectContaining({
+            provider: Providers.AZURE,
+            titleMethod: 'completion',
+          }),
+        );
+
+        const generateTitleCall = mockRun.generateTitle.mock.calls[0][0];
+        expect(generateTitleCall.clientOptions.model).toBe('o1-mini');
+        expect(generateTitleCall.clientOptions.maxTokens).toBeUndefined(); // o1 models shouldn't have maxTokens
+      });
+
+      it('should use all config as fallback for Azure endpoints', async () => {
+        // Set up Azure endpoint with minimal config
+        mockAgent.endpoint = EModelEndpoint.azureOpenAI;
+        mockAgent.provider = EModelEndpoint.azureOpenAI;
+        mockReq.body.endpoint = EModelEndpoint.azureOpenAI;
+        mockReq.body.model = 'gpt-4';
+
+        // Remove Azure-specific config
+        delete mockReq.app.locals[EModelEndpoint.azureOpenAI];
+
+        // Set 'all' config as fallback with a serverless Azure config
+        mockReq.app.locals.all = {
+          titleConvo: true,
+          titleModel: 'gpt-4',
+          titleMethod: 'structured',
+          titlePrompt: 'Fallback title prompt from all config',
+          titlePromptTemplate: 'Template: {{content}}',
+          modelGroupMap: {
+            'gpt-4': {
+              group: 'default-group',
+              deploymentName: 'gpt-4',
+            },
+          },
+          groupMap: {
+            'default-group': {
+              apiKey: '${AZURE_API_KEY}',
+              baseURL: 'https://default.openai.azure.com/',
+              version: '2024-02-15-preview',
+              serverless: true,
+              models: {
+                'gpt-4': {
+                  deploymentName: 'gpt-4',
+                },
+              },
+            },
+          },
+        };
+
+        const text = 'Test Azure with all config fallback';
+        const abortController = new AbortController();
+
+        await client.titleConvo({ text, abortController });
+
+        // Verify all config is used
+        expect(mockRun.generateTitle).toHaveBeenCalledWith(
+          expect.objectContaining({
+            provider: Providers.OPENAI, // Should be OPENAI when no instanceName
+            titleMethod: 'structured',
+            titlePrompt: 'Fallback title prompt from all config',
+            titlePromptTemplate: 'Template: {{content}}',
+          }),
+        );
+      });
+    });
+  });
+});

api/server/controllers/agents/request.js

@@ -12,6 +12,7 @@ const { saveMessage } = require('~/models');
 const AgentController = async (req, res, next, initializeClient, addTitle) => {
   let {
     text,
+    isRegenerate,
     endpointOption,
     conversationId,
     isContinued = false,
@@ -167,6 +168,7 @@ const AgentController = async (req, res, next, initializeClient, addTitle) => {
       onStart,
       getReqData,
       isContinued,
+      isRegenerate,
       editedContent,
       conversationId,
       parentMessageId,

api/server/controllers/agents/v1.js

@@ -391,6 +391,22 @@ const uploadAgentAvatarHandler = async (req, res) => {
       return res.status(400).json({ message: 'Agent ID is required' });
     }
 
+    const isAdmin = req.user.role === SystemRoles.ADMIN;
+    const existingAgent = await getAgent({ id: agent_id });
+
+    if (!existingAgent) {
+      return res.status(404).json({ error: 'Agent not found' });
+    }
+
+    const isAuthor = existingAgent.author.toString() === req.user.id;
+    const hasEditPermission = existingAgent.isCollaborative || isAdmin || isAuthor;
+
+    if (!hasEditPermission) {
+      return res.status(403).json({
+        error: 'You do not have permission to modify this non-collaborative agent',
+      });
+    }
+
     const buffer = await fs.readFile(req.file.path);
 
     const fileStrategy = req.app.locals.fileStrategy;
@@ -413,14 +429,7 @@ const uploadAgentAvatarHandler = async (req, res) => {
       source: fileStrategy,
     };
 
-    let _avatar;
-    try {
-      const agent = await getAgent({ id: agent_id });
-      _avatar = agent.avatar;
-    } catch (error) {
-      logger.error('[/:agent_id/avatar] Error fetching agent', error);
-      _avatar = {};
-    }
+    let _avatar = existingAgent.avatar;
 
     if (_avatar && _avatar.source) {
       const { deleteFile } = getStrategyFunctions(_avatar.source);
@@ -442,7 +451,7 @@ const uploadAgentAvatarHandler = async (req, res) => {
     };
 
     promises.push(
-      await updateAgent({ id: agent_id, author: req.user.id }, data, {
+      await updateAgent({ id: agent_id }, data, {
         updatingUserId: req.user.id,
       }),
     );

api/server/controllers/tools.js

@@ -1,14 +1,13 @@
 const { nanoid } = require('nanoid');
 const { EnvVar } = require('@librechat/agents');
-const { checkAccess } = require('@librechat/api');
 const { logger } = require('@librechat/data-schemas');
+const { checkAccess, loadWebSearchAuth } = require('@librechat/api');
 const {
   Tools,
   AuthType,
   Permissions,
   ToolCallTypes,
   PermissionTypes,
-  loadWebSearchAuth,
 } = require('librechat-data-provider');
 const { processFileURL, uploadImageBuffer } = require('~/server/services/Files/process');
 const { processCodeOutput } = require('~/server/services/Files/Code/process');

api/server/index.js

@@ -16,7 +16,7 @@ const { connectDb, indexSync } = require('~/db');
 const validateImageRequest = require('./middleware/validateImageRequest');
 const { jwtLogin, ldapLogin, passportLogin } = require('~/strategies');
 const errorController = require('./controllers/ErrorController');
-const initializeMCP = require('./services/initializeMCP');
+const initializeMCPs = require('./services/initializeMCPs');
 const configureSocialLogins = require('./socialLogins');
 const AppService = require('./services/AppService');
 const staticCache = require('./utils/staticCache');
@@ -146,7 +146,7 @@ const startServer = async () => {
       logger.info(`Server listening at http://${host == '0.0.0.0' ? 'localhost' : host}:${port}`);
     }
 
-    initializeMCP(app);
+    initializeMCPs(app);
   });
 };
 

api/server/middleware/buildEndpointOption.js

@@ -1,3 +1,4 @@
+const { handleError } = require('@librechat/api');
 const { logger } = require('@librechat/data-schemas');
 const {
   EndpointURLs,
@@ -14,7 +15,6 @@ const openAI = require('~/server/services/Endpoints/openAI');
 const agents = require('~/server/services/Endpoints/agents');
 const custom = require('~/server/services/Endpoints/custom');
 const google = require('~/server/services/Endpoints/google');
-const { handleError } = require('~/server/utils');
 
 const buildFunction = {
   [EModelEndpoint.openAI]: openAI.buildOptions,

api/server/middleware/concurrentLimiter.js

@@ -1,4 +1,4 @@
-const { Time, CacheKeys } = require('librechat-data-provider');
+const { Time, CacheKeys, ViolationTypes } = require('librechat-data-provider');
 const clearPendingReq = require('~/cache/clearPendingReq');
 const { logViolation, getLogStores } = require('~/cache');
 const { isEnabled } = require('~/server/utils');
@@ -37,7 +37,7 @@ const concurrentLimiter = async (req, res, next) => {
 
   const userId = req.user?.id ?? req.user?._id ?? '';
   const limit = Math.max(CONCURRENT_MESSAGE_MAX, 1);
-  const type = 'concurrent';
+  const type = ViolationTypes.CONCURRENT;
 
   const key = `${isEnabled(USE_REDIS) ? namespace : ''}:${userId}`;
   const pendingRequests = +((await cache.get(key)) ?? 0);

api/server/middleware/limiters/forkLimiters.js

@@ -1,9 +1,6 @@
 const rateLimit = require('express-rate-limit');
-const { isEnabled } = require('@librechat/api');
-const { RedisStore } = require('rate-limit-redis');
-const { logger } = require('@librechat/data-schemas');
 const { ViolationTypes } = require('librechat-data-provider');
-const ioredisClient = require('~/cache/ioredisClient');
+const { limiterCache } = require('~/cache/cacheFactory');
 const logViolation = require('~/cache/logViolation');
 
 const getEnvironmentVariables = () => {
@@ -62,6 +59,7 @@ const createForkLimiters = () => {
     windowMs: forkIpWindowMs,
     max: forkIpMax,
     handler: createForkHandler(),
+    store: limiterCache('fork_ip_limiter'),
   };
   const userLimiterOptions = {
     windowMs: forkUserWindowMs,
@@ -70,23 +68,9 @@ const createForkLimiters = () => {
     keyGenerator: function (req) {
       return req.user?.id;
     },
+    store: limiterCache('fork_user_limiter'),
   };
 
-  if (isEnabled(process.env.USE_REDIS) && ioredisClient) {
-    logger.debug('Using Redis for fork rate limiters.');
-    const sendCommand = (...args) => ioredisClient.call(...args);
-    const ipStore = new RedisStore({
-      sendCommand,
-      prefix: 'fork_ip_limiter:',
-    });
-    const userStore = new RedisStore({
-      sendCommand,
-      prefix: 'fork_user_limiter:',
-    });
-    ipLimiterOptions.store = ipStore;
-    userLimiterOptions.store = userStore;
-  }
-
   const forkIpLimiter = rateLimit(ipLimiterOptions);
   const forkUserLimiter = rateLimit(userLimiterOptions);
   return { forkIpLimiter, forkUserLimiter };

api/server/middleware/limiters/importLimiters.js

@@ -1,9 +1,6 @@
 const rateLimit = require('express-rate-limit');
-const { isEnabled } = require('@librechat/api');
-const { RedisStore } = require('rate-limit-redis');
-const { logger } = require('@librechat/data-schemas');
 const { ViolationTypes } = require('librechat-data-provider');
-const ioredisClient = require('~/cache/ioredisClient');
+const { limiterCache } = require('~/cache/cacheFactory');
 const logViolation = require('~/cache/logViolation');
 
 const getEnvironmentVariables = () => {
@@ -63,6 +60,7 @@ const createImportLimiters = () => {
     windowMs: importIpWindowMs,
     max: importIpMax,
     handler: createImportHandler(),
+    store: limiterCache('import_ip_limiter'),
   };
   const userLimiterOptions = {
     windowMs: importUserWindowMs,
@@ -71,23 +69,9 @@ const createImportLimiters = () => {
     keyGenerator: function (req) {
       return req.user?.id; // Use the user ID or NULL if not available
     },
+    store: limiterCache('import_user_limiter'),
   };
 
-  if (isEnabled(process.env.USE_REDIS) && ioredisClient) {
-    logger.debug('Using Redis for import rate limiters.');
-    const sendCommand = (...args) => ioredisClient.call(...args);
-    const ipStore = new RedisStore({
-      sendCommand,
-      prefix: 'import_ip_limiter:',
-    });
-    const userStore = new RedisStore({
-      sendCommand,
-      prefix: 'import_user_limiter:',
-    });
-    ipLimiterOptions.store = ipStore;
-    userLimiterOptions.store = userStore;
-  }
-
   const importIpLimiter = rateLimit(ipLimiterOptions);
   const importUserLimiter = rateLimit(userLimiterOptions);
   return { importIpLimiter, importUserLimiter };

api/server/middleware/limiters/loginLimiter.js

@@ -1,9 +1,8 @@
 const rateLimit = require('express-rate-limit');
-const { RedisStore } = require('rate-limit-redis');
-const { removePorts, isEnabled } = require('~/server/utils');
-const ioredisClient = require('~/cache/ioredisClient');
+const { ViolationTypes } = require('librechat-data-provider');
+const { removePorts } = require('~/server/utils');
+const { limiterCache } = require('~/cache/cacheFactory');
 const { logViolation } = require('~/cache');
-const { logger } = require('~/config');
 
 const { LOGIN_WINDOW = 5, LOGIN_MAX = 7, LOGIN_VIOLATION_SCORE: score } = process.env;
 const windowMs = LOGIN_WINDOW * 60 * 1000;
@@ -12,7 +11,7 @@ const windowInMinutes = windowMs / 60000;
 const message = `Too many login attempts, please try again after ${windowInMinutes} minutes.`;
 
 const handler = async (req, res) => {
-  const type = 'logins';
+  const type = ViolationTypes.LOGINS;
   const errorMessage = {
     type,
     max,
@@ -28,17 +27,9 @@ const limiterOptions = {
   max,
   handler,
   keyGenerator: removePorts,
+  store: limiterCache('login_limiter'),
 };
 
-if (isEnabled(process.env.USE_REDIS) && ioredisClient) {
-  logger.debug('Using Redis for login rate limiter.');
-  const store = new RedisStore({
-    sendCommand: (...args) => ioredisClient.call(...args),
-    prefix: 'login_limiter:',
-  });
-  limiterOptions.store = store;
-}
-
 const loginLimiter = rateLimit(limiterOptions);
 
 module.exports = loginLimiter;

api/server/middleware/limiters/messageLimiters.js

@@ -1,10 +1,8 @@
 const rateLimit = require('express-rate-limit');
-const { RedisStore } = require('rate-limit-redis');
+const { ViolationTypes } = require('librechat-data-provider');
 const denyRequest = require('~/server/middleware/denyRequest');
-const ioredisClient = require('~/cache/ioredisClient');
-const { isEnabled } = require('~/server/utils');
+const { limiterCache } = require('~/cache/cacheFactory');
 const { logViolation } = require('~/cache');
-const { logger } = require('~/config');
 
 const {
   MESSAGE_IP_MAX = 40,
@@ -32,7 +30,7 @@ const userWindowInMinutes = userWindowMs / 60000;
  */
 const createHandler = (ip = true) => {
   return async (req, res) => {
-    const type = 'message_limit';
+    const type = ViolationTypes.MESSAGE_LIMIT;
     const errorMessage = {
       type,
       max: ip ? ipMax : userMax,
@@ -52,6 +50,7 @@ const ipLimiterOptions = {
   windowMs: ipWindowMs,
   max: ipMax,
   handler: createHandler(),
+  store: limiterCache('message_ip_limiter'),
 };
 
 const userLimiterOptions = {
@@ -61,23 +60,9 @@ const userLimiterOptions = {
   keyGenerator: function (req) {
     return req.user?.id; // Use the user ID or NULL if not available
   },
+  store: limiterCache('message_user_limiter'),
 };
 
-if (isEnabled(process.env.USE_REDIS) && ioredisClient) {
-  logger.debug('Using Redis for message rate limiters.');
-  const sendCommand = (...args) => ioredisClient.call(...args);
-  const ipStore = new RedisStore({
-    sendCommand,
-    prefix: 'message_ip_limiter:',
-  });
-  const userStore = new RedisStore({
-    sendCommand,
-    prefix: 'message_user_limiter:',
-  });
-  ipLimiterOptions.store = ipStore;
-  userLimiterOptions.store = userStore;
-}
-
 /**
  * Message request rate limiter by IP
  */

api/server/middleware/limiters/registerLimiter.js

@@ -1,9 +1,8 @@
 const rateLimit = require('express-rate-limit');
-const { RedisStore } = require('rate-limit-redis');
-const { removePorts, isEnabled } = require('~/server/utils');
-const ioredisClient = require('~/cache/ioredisClient');
+const { ViolationTypes } = require('librechat-data-provider');
+const { removePorts } = require('~/server/utils');
+const { limiterCache } = require('~/cache/cacheFactory');
 const { logViolation } = require('~/cache');
-const { logger } = require('~/config');
 
 const { REGISTER_WINDOW = 60, REGISTER_MAX = 5, REGISTRATION_VIOLATION_SCORE: score } = process.env;
 const windowMs = REGISTER_WINDOW * 60 * 1000;
@@ -12,7 +11,7 @@ const windowInMinutes = windowMs / 60000;
 const message = `Too many accounts created, please try again after ${windowInMinutes} minutes`;
 
 const handler = async (req, res) => {
-  const type = 'registrations';
+  const type = ViolationTypes.REGISTRATIONS;
   const errorMessage = {
     type,
     max,
@@ -28,17 +27,9 @@ const limiterOptions = {
   max,
   handler,
   keyGenerator: removePorts,
+  store: limiterCache('register_limiter'),
 };
 
-if (isEnabled(process.env.USE_REDIS) && ioredisClient) {
-  logger.debug('Using Redis for register rate limiter.');
-  const store = new RedisStore({
-    sendCommand: (...args) => ioredisClient.call(...args),
-    prefix: 'register_limiter:',
-  });
-  limiterOptions.store = store;
-}
-
 const registerLimiter = rateLimit(limiterOptions);
 
 module.exports = registerLimiter;

api/server/middleware/limiters/resetPasswordLimiter.js

@@ -1,10 +1,8 @@
 const rateLimit = require('express-rate-limit');
-const { RedisStore } = require('rate-limit-redis');
 const { ViolationTypes } = require('librechat-data-provider');
-const { removePorts, isEnabled } = require('~/server/utils');
-const ioredisClient = require('~/cache/ioredisClient');
+const { removePorts } = require('~/server/utils');
+const { limiterCache } = require('~/cache/cacheFactory');
 const { logViolation } = require('~/cache');
-const { logger } = require('~/config');
 
 const {
   RESET_PASSWORD_WINDOW = 2,
@@ -33,17 +31,9 @@ const limiterOptions = {
   max,
   handler,
   keyGenerator: removePorts,
+  store: limiterCache('reset_password_limiter'),
 };
 
-if (isEnabled(process.env.USE_REDIS) && ioredisClient) {
-  logger.debug('Using Redis for reset password rate limiter.');
-  const store = new RedisStore({
-    sendCommand: (...args) => ioredisClient.call(...args),
-    prefix: 'reset_password_limiter:',
-  });
-  limiterOptions.store = store;
-}
-
 const resetPasswordLimiter = rateLimit(limiterOptions);
 
 module.exports = resetPasswordLimiter;

api/server/middleware/limiters/sttLimiters.js

@@ -1,10 +1,7 @@
 const rateLimit = require('express-rate-limit');
-const { RedisStore } = require('rate-limit-redis');
 const { ViolationTypes } = require('librechat-data-provider');
-const ioredisClient = require('~/cache/ioredisClient');
+const { limiterCache } = require('~/cache/cacheFactory');
 const logViolation = require('~/cache/logViolation');
-const { isEnabled } = require('~/server/utils');
-const { logger } = require('~/config');
 
 const getEnvironmentVariables = () => {
   const STT_IP_MAX = parseInt(process.env.STT_IP_MAX) || 100;
@@ -57,6 +54,7 @@ const createSTTLimiters = () => {
     windowMs: sttIpWindowMs,
     max: sttIpMax,
     handler: createSTTHandler(),
+    store: limiterCache('stt_ip_limiter'),
   };
 
   const userLimiterOptions = {
@@ -66,23 +64,9 @@ const createSTTLimiters = () => {
     keyGenerator: function (req) {
       return req.user?.id; // Use the user ID or NULL if not available
     },
+    store: limiterCache('stt_user_limiter'),
   };
 
-  if (isEnabled(process.env.USE_REDIS) && ioredisClient) {
-    logger.debug('Using Redis for STT rate limiters.');
-    const sendCommand = (...args) => ioredisClient.call(...args);
-    const ipStore = new RedisStore({
-      sendCommand,
-      prefix: 'stt_ip_limiter:',
-    });
-    const userStore = new RedisStore({
-      sendCommand,
-      prefix: 'stt_user_limiter:',
-    });
-    ipLimiterOptions.store = ipStore;
-    userLimiterOptions.store = userStore;
-  }
-
   const sttIpLimiter = rateLimit(ipLimiterOptions);
   const sttUserLimiter = rateLimit(userLimiterOptions);
 

api/server/middleware/limiters/toolCallLimiter.js

@@ -1,10 +1,7 @@
 const rateLimit = require('express-rate-limit');
-const { RedisStore } = require('rate-limit-redis');
 const { ViolationTypes } = require('librechat-data-provider');
-const ioredisClient = require('~/cache/ioredisClient');
+const { limiterCache } = require('~/cache/cacheFactory');
 const logViolation = require('~/cache/logViolation');
-const { isEnabled } = require('~/server/utils');
-const { logger } = require('~/config');
 
 const { TOOL_CALL_VIOLATION_SCORE: score } = process.env;
 
@@ -28,17 +25,9 @@ const limiterOptions = {
   keyGenerator: function (req) {
     return req.user?.id;
   },
+  store: limiterCache('tool_call_limiter'),
 };
 
-if (isEnabled(process.env.USE_REDIS) && ioredisClient) {
-  logger.debug('Using Redis for tool call rate limiter.');
-  const store = new RedisStore({
-    sendCommand: (...args) => ioredisClient.call(...args),
-    prefix: 'tool_call_limiter:',
-  });
-  limiterOptions.store = store;
-}
-
 const toolCallLimiter = rateLimit(limiterOptions);
 
 module.exports = toolCallLimiter;

api/server/middleware/limiters/ttsLimiters.js

@@ -1,10 +1,7 @@
 const rateLimit = require('express-rate-limit');
-const { RedisStore } = require('rate-limit-redis');
 const { ViolationTypes } = require('librechat-data-provider');
-const ioredisClient = require('~/cache/ioredisClient');
 const logViolation = require('~/cache/logViolation');
-const { isEnabled } = require('~/server/utils');
-const { logger } = require('~/config');
+const { limiterCache } = require('~/cache/cacheFactory');
 
 const getEnvironmentVariables = () => {
   const TTS_IP_MAX = parseInt(process.env.TTS_IP_MAX) || 100;
@@ -57,32 +54,19 @@ const createTTSLimiters = () => {
     windowMs: ttsIpWindowMs,
     max: ttsIpMax,
     handler: createTTSHandler(),
+    store: limiterCache('tts_ip_limiter'),
   };
 
   const userLimiterOptions = {
     windowMs: ttsUserWindowMs,
     max: ttsUserMax,
     handler: createTTSHandler(false),
+    store: limiterCache('tts_user_limiter'),
     keyGenerator: function (req) {
       return req.user?.id; // Use the user ID or NULL if not available
     },
   };
 
-  if (isEnabled(process.env.USE_REDIS) && ioredisClient) {
-    logger.debug('Using Redis for TTS rate limiters.');
-    const sendCommand = (...args) => ioredisClient.call(...args);
-    const ipStore = new RedisStore({
-      sendCommand,
-      prefix: 'tts_ip_limiter:',
-    });
-    const userStore = new RedisStore({
-      sendCommand,
-      prefix: 'tts_user_limiter:',
-    });
-    ipLimiterOptions.store = ipStore;
-    userLimiterOptions.store = userStore;
-  }
-
   const ttsIpLimiter = rateLimit(ipLimiterOptions);
   const ttsUserLimiter = rateLimit(userLimiterOptions);
 

api/server/middleware/limiters/uploadLimiters.js

@@ -1,10 +1,7 @@
 const rateLimit = require('express-rate-limit');
-const { RedisStore } = require('rate-limit-redis');
 const { ViolationTypes } = require('librechat-data-provider');
-const ioredisClient = require('~/cache/ioredisClient');
+const { limiterCache } = require('~/cache/cacheFactory');
 const logViolation = require('~/cache/logViolation');
-const { isEnabled } = require('~/server/utils');
-const { logger } = require('~/config');
 
 const getEnvironmentVariables = () => {
   const FILE_UPLOAD_IP_MAX = parseInt(process.env.FILE_UPLOAD_IP_MAX) || 100;
@@ -63,6 +60,7 @@ const createFileLimiters = () => {
     windowMs: fileUploadIpWindowMs,
     max: fileUploadIpMax,
     handler: createFileUploadHandler(),
+    store: limiterCache('file_upload_ip_limiter'),
   };
 
   const userLimiterOptions = {
@@ -72,23 +70,9 @@ const createFileLimiters = () => {
     keyGenerator: function (req) {
       return req.user?.id; // Use the user ID or NULL if not available
     },
+    store: limiterCache('file_upload_user_limiter'),
   };
 
-  if (isEnabled(process.env.USE_REDIS) && ioredisClient) {
-    logger.debug('Using Redis for file upload rate limiters.');
-    const sendCommand = (...args) => ioredisClient.call(...args);
-    const ipStore = new RedisStore({
-      sendCommand,
-      prefix: 'file_upload_ip_limiter:',
-    });
-    const userStore = new RedisStore({
-      sendCommand,
-      prefix: 'file_upload_user_limiter:',
-    });
-    ipLimiterOptions.store = ipStore;
-    userLimiterOptions.store = userStore;
-  }
-
   const fileUploadIpLimiter = rateLimit(ipLimiterOptions);
   const fileUploadUserLimiter = rateLimit(userLimiterOptions);
 

api/server/middleware/limiters/verifyEmailLimiter.js

@@ -1,10 +1,8 @@
 const rateLimit = require('express-rate-limit');
-const { RedisStore } = require('rate-limit-redis');
 const { ViolationTypes } = require('librechat-data-provider');
-const { removePorts, isEnabled } = require('~/server/utils');
-const ioredisClient = require('~/cache/ioredisClient');
+const { removePorts } = require('~/server/utils');
+const { limiterCache } = require('~/cache/cacheFactory');
 const { logViolation } = require('~/cache');
-const { logger } = require('~/config');
 
 const {
   VERIFY_EMAIL_WINDOW = 2,
@@ -33,17 +31,9 @@ const limiterOptions = {
   max,
   handler,
   keyGenerator: removePorts,
+  store: limiterCache('verify_email_limiter'),
 };
 
-if (isEnabled(process.env.USE_REDIS) && ioredisClient) {
-  logger.debug('Using Redis for verify email rate limiter.');
-  const store = new RedisStore({
-    sendCommand: (...args) => ioredisClient.call(...args),
-    prefix: 'verify_email_limiter:',
-  });
-  limiterOptions.store = store;
-}
-
 const verifyEmailLimiter = rateLimit(limiterOptions);
 
 module.exports = verifyEmailLimiter;

api/server/middleware/uaParser.js

@@ -1,5 +1,6 @@
 const uap = require('ua-parser-js');
-const { handleError } = require('../utils');
+const { ViolationTypes } = require('librechat-data-provider');
+const { handleError } = require('@librechat/api');
 const { logViolation } = require('../../cache');
 
 /**
@@ -21,7 +22,7 @@ async function uaParser(req, res, next) {
   const ua = uap(req.headers['user-agent']);
 
   if (!ua.browser.name) {
-    const type = 'non_browser';
+    const type = ViolationTypes.NON_BROWSER;
     await logViolation(req, res, type, { type }, score);
     return handleError(res, { message: 'Illegal request' });
   }

api/server/middleware/validateEndpoint.js

@@ -1,4 +1,4 @@
-const { handleError } = require('../utils');
+const { handleError } = require('@librechat/api');
 
 function validateEndpoint(req, res, next) {
   const { endpoint: _endpoint, endpointType } = req.body;

api/server/middleware/validateModel.js

@@ -1,6 +1,6 @@
+const { handleError } = require('@librechat/api');
 const { ViolationTypes } = require('librechat-data-provider');
 const { getModelsConfig } = require('~/server/controllers/ModelController');
-const { handleError } = require('~/server/utils');
 const { logViolation } = require('~/cache');
 /**
  * Validates the model of the request.

api/server/routes/__tests__/static.spec.js

@@ -0,0 +1,162 @@
+const fs = require('fs');
+const path = require('path');
+const express = require('express');
+const request = require('supertest');
+const zlib = require('zlib');
+
+// Create test setup
+const mockTestDir = path.join(__dirname, 'test-static-route');
+
+// Mock the paths module to point to our test directory
+jest.mock('~/config/paths', () => ({
+  imageOutput: mockTestDir,
+}));
+
+describe('Static Route Integration', () => {
+  let app;
+  let staticRoute;
+  let testDir;
+  let testImagePath;
+
+  beforeAll(() => {
+    // Create a test directory and files
+    testDir = mockTestDir;
+    testImagePath = path.join(testDir, 'test-image.jpg');
+
+    if (!fs.existsSync(testDir)) {
+      fs.mkdirSync(testDir, { recursive: true });
+    }
+
+    // Create a test image file
+    fs.writeFileSync(testImagePath, 'fake-image-data');
+
+    // Create a gzipped version of the test image (for gzip scanning tests)
+    fs.writeFileSync(testImagePath + '.gz', zlib.gzipSync('fake-image-data'));
+  });
+
+  afterAll(() => {
+    // Clean up test files
+    if (fs.existsSync(testDir)) {
+      fs.rmSync(testDir, { recursive: true, force: true });
+    }
+  });
+
+  // Helper function to set up static route with specific config
+  const setupStaticRoute = (skipGzipScan = false) => {
+    if (skipGzipScan) {
+      delete process.env.ENABLE_IMAGE_OUTPUT_GZIP_SCAN;
+    } else {
+      process.env.ENABLE_IMAGE_OUTPUT_GZIP_SCAN = 'true';
+    }
+
+    staticRoute = require('../static');
+    app.use('/images', staticRoute);
+  };
+
+  beforeEach(() => {
+    // Clear the module cache to get fresh imports
+    jest.resetModules();
+
+    app = express();
+
+    // Clear environment variables
+    delete process.env.ENABLE_IMAGE_OUTPUT_GZIP_SCAN;
+    delete process.env.NODE_ENV;
+  });
+
+  describe('route functionality', () => {
+    it('should serve static image files', async () => {
+      process.env.NODE_ENV = 'production';
+      setupStaticRoute();
+
+      const response = await request(app).get('/images/test-image.jpg').expect(200);
+
+      expect(response.body.toString()).toBe('fake-image-data');
+    });
+
+    it('should return 404 for non-existent files', async () => {
+      setupStaticRoute();
+
+      const response = await request(app).get('/images/nonexistent.jpg');
+      expect(response.status).toBe(404);
+    });
+  });
+
+  describe('cache behavior', () => {
+    it('should set cache headers for images in production', async () => {
+      process.env.NODE_ENV = 'production';
+      setupStaticRoute();
+
+      const response = await request(app).get('/images/test-image.jpg').expect(200);
+
+      expect(response.headers['cache-control']).toBe('public, max-age=172800, s-maxage=86400');
+    });
+
+    it('should not set cache headers in development', async () => {
+      process.env.NODE_ENV = 'development';
+      setupStaticRoute();
+
+      const response = await request(app).get('/images/test-image.jpg').expect(200);
+
+      // Our middleware should not set the production cache-control header in development
+      expect(response.headers['cache-control']).not.toBe('public, max-age=172800, s-maxage=86400');
+    });
+  });
+
+  describe('gzip compression behavior', () => {
+    beforeEach(() => {
+      process.env.NODE_ENV = 'production';
+    });
+
+    it('should serve gzipped files when gzip scanning is enabled', async () => {
+      setupStaticRoute(false); // Enable gzip scanning
+
+      const response = await request(app)
+        .get('/images/test-image.jpg')
+        .set('Accept-Encoding', 'gzip')
+        .expect(200);
+
+      expect(response.headers['content-encoding']).toBe('gzip');
+      expect(response.body.toString()).toBe('fake-image-data');
+    });
+
+    it('should not serve gzipped files when gzip scanning is disabled', async () => {
+      setupStaticRoute(true); // Disable gzip scanning
+
+      const response = await request(app)
+        .get('/images/test-image.jpg')
+        .set('Accept-Encoding', 'gzip')
+        .expect(200);
+
+      expect(response.headers['content-encoding']).toBeUndefined();
+      expect(response.body.toString()).toBe('fake-image-data');
+    });
+  });
+
+  describe('path configuration', () => {
+    it('should use the configured imageOutput path', async () => {
+      setupStaticRoute();
+
+      const response = await request(app).get('/images/test-image.jpg').expect(200);
+
+      expect(response.body.toString()).toBe('fake-image-data');
+    });
+
+    it('should serve from subdirectories', async () => {
+      // Create a subdirectory with a file
+      const subDir = path.join(testDir, 'thumbs');
+      fs.mkdirSync(subDir, { recursive: true });
+      const thumbPath = path.join(subDir, 'thumb.jpg');
+      fs.writeFileSync(thumbPath, 'thumbnail-data');
+
+      setupStaticRoute();
+
+      const response = await request(app).get('/images/thumbs/thumb.jpg').expect(200);
+
+      expect(response.body.toString()).toBe('thumbnail-data');
+
+      // Clean up
+      fs.rmSync(subDir, { recursive: true, force: true });
+    });
+  });
+});

api/server/routes/files/files.agents.test.js

@@ -0,0 +1,282 @@
+const express = require('express');
+const request = require('supertest');
+const mongoose = require('mongoose');
+const { v4: uuidv4 } = require('uuid');
+const { MongoMemoryServer } = require('mongodb-memory-server');
+const { GLOBAL_PROJECT_NAME } = require('librechat-data-provider').Constants;
+
+// Mock dependencies
+jest.mock('~/server/services/Files/process', () => ({
+  processDeleteRequest: jest.fn().mockResolvedValue({}),
+  filterFile: jest.fn(),
+  processFileUpload: jest.fn(),
+  processAgentFileUpload: jest.fn(),
+}));
+
+jest.mock('~/server/services/Files/strategies', () => ({
+  getStrategyFunctions: jest.fn(() => ({})),
+}));
+
+jest.mock('~/server/controllers/assistants/helpers', () => ({
+  getOpenAIClient: jest.fn(),
+}));
+
+jest.mock('~/server/services/Tools/credentials', () => ({
+  loadAuthValues: jest.fn(),
+}));
+
+jest.mock('~/server/services/Files/S3/crud', () => ({
+  refreshS3FileUrls: jest.fn(),
+}));
+
+jest.mock('~/cache', () => ({
+  getLogStores: jest.fn(() => ({
+    get: jest.fn(),
+    set: jest.fn(),
+  })),
+}));
+
+jest.mock('~/config', () => ({
+  logger: {
+    error: jest.fn(),
+    warn: jest.fn(),
+    debug: jest.fn(),
+  },
+}));
+
+const { createFile } = require('~/models/File');
+const { createAgent } = require('~/models/Agent');
+const { getProjectByName } = require('~/models/Project');
+
+// Import the router after mocks
+const router = require('./files');
+
+describe('File Routes - Agent Files Endpoint', () => {
+  let app;
+  let mongoServer;
+  let authorId;
+  let otherUserId;
+  let agentId;
+  let fileId1;
+  let fileId2;
+  let fileId3;
+
+  beforeAll(async () => {
+    mongoServer = await MongoMemoryServer.create();
+    await mongoose.connect(mongoServer.getUri());
+
+    // Initialize models
+    require('~/db/models');
+
+    app = express();
+    app.use(express.json());
+
+    // Mock authentication middleware
+    app.use((req, res, next) => {
+      req.user = { id: otherUserId || 'default-user' };
+      req.app = { locals: {} };
+      next();
+    });
+
+    app.use('/files', router);
+  });
+
+  afterAll(async () => {
+    await mongoose.disconnect();
+    await mongoServer.stop();
+  });
+
+  beforeEach(async () => {
+    jest.clearAllMocks();
+
+    // Clear database
+    const collections = mongoose.connection.collections;
+    for (const key in collections) {
+      await collections[key].deleteMany({});
+    }
+
+    authorId = new mongoose.Types.ObjectId().toString();
+    otherUserId = new mongoose.Types.ObjectId().toString();
+    agentId = uuidv4();
+    fileId1 = uuidv4();
+    fileId2 = uuidv4();
+    fileId3 = uuidv4();
+
+    // Create files
+    await createFile({
+      user: authorId,
+      file_id: fileId1,
+      filename: 'agent-file1.txt',
+      filepath: `/uploads/${authorId}/${fileId1}`,
+      bytes: 1024,
+      type: 'text/plain',
+    });
+
+    await createFile({
+      user: authorId,
+      file_id: fileId2,
+      filename: 'agent-file2.txt',
+      filepath: `/uploads/${authorId}/${fileId2}`,
+      bytes: 2048,
+      type: 'text/plain',
+    });
+
+    await createFile({
+      user: otherUserId,
+      file_id: fileId3,
+      filename: 'user-file.txt',
+      filepath: `/uploads/${otherUserId}/${fileId3}`,
+      bytes: 512,
+      type: 'text/plain',
+    });
+
+    // Create an agent with files attached
+    await createAgent({
+      id: agentId,
+      name: 'Test Agent',
+      author: authorId,
+      model: 'gpt-4',
+      provider: 'openai',
+      isCollaborative: true,
+      tool_resources: {
+        file_search: {
+          file_ids: [fileId1, fileId2],
+        },
+      },
+    });
+
+    // Share the agent globally
+    const globalProject = await getProjectByName(GLOBAL_PROJECT_NAME, '_id');
+    if (globalProject) {
+      const { updateAgent } = require('~/models/Agent');
+      await updateAgent({ id: agentId }, { projectIds: [globalProject._id] });
+    }
+  });
+
+  describe('GET /files/agent/:agent_id', () => {
+    it('should return files accessible through the agent for non-author', async () => {
+      const response = await request(app).get(`/files/agent/${agentId}`);
+
+      expect(response.status).toBe(200);
+      expect(response.body).toHaveLength(2); // Only agent files, not user-owned files
+
+      const fileIds = response.body.map((f) => f.file_id);
+      expect(fileIds).toContain(fileId1);
+      expect(fileIds).toContain(fileId2);
+      expect(fileIds).not.toContain(fileId3); // User's own file not included
+    });
+
+    it('should return 400 when agent_id is not provided', async () => {
+      const response = await request(app).get('/files/agent/');
+
+      expect(response.status).toBe(404); // Express returns 404 for missing route parameter
+    });
+
+    it('should return empty array for non-existent agent', async () => {
+      const response = await request(app).get('/files/agent/non-existent-agent');
+
+      expect(response.status).toBe(200);
+      expect(response.body).toEqual([]); // Empty array for non-existent agent
+    });
+
+    it('should return empty array when agent is not collaborative', async () => {
+      // Create a non-collaborative agent
+      const nonCollabAgentId = uuidv4();
+      await createAgent({
+        id: nonCollabAgentId,
+        name: 'Non-Collaborative Agent',
+        author: authorId,
+        model: 'gpt-4',
+        provider: 'openai',
+        isCollaborative: false,
+        tool_resources: {
+          file_search: {
+            file_ids: [fileId1],
+          },
+        },
+      });
+
+      // Share it globally
+      const globalProject = await getProjectByName(GLOBAL_PROJECT_NAME, '_id');
+      if (globalProject) {
+        const { updateAgent } = require('~/models/Agent');
+        await updateAgent({ id: nonCollabAgentId }, { projectIds: [globalProject._id] });
+      }
+
+      const response = await request(app).get(`/files/agent/${nonCollabAgentId}`);
+
+      expect(response.status).toBe(200);
+      expect(response.body).toEqual([]); // Empty array when not collaborative
+    });
+
+    it('should return agent files for agent author', async () => {
+      // Create a new app instance with author authentication
+      const authorApp = express();
+      authorApp.use(express.json());
+      authorApp.use((req, res, next) => {
+        req.user = { id: authorId };
+        req.app = { locals: {} };
+        next();
+      });
+      authorApp.use('/files', router);
+
+      const response = await request(authorApp).get(`/files/agent/${agentId}`);
+
+      expect(response.status).toBe(200);
+      expect(response.body).toHaveLength(2); // Agent files for author
+
+      const fileIds = response.body.map((f) => f.file_id);
+      expect(fileIds).toContain(fileId1);
+      expect(fileIds).toContain(fileId2);
+      expect(fileIds).not.toContain(fileId3); // User's own file not included
+    });
+
+    it('should return files uploaded by other users to shared agent for author', async () => {
+      // Create a file uploaded by another user
+      const otherUserFileId = uuidv4();
+      const anotherUserId = new mongoose.Types.ObjectId().toString();
+
+      await createFile({
+        user: anotherUserId,
+        file_id: otherUserFileId,
+        filename: 'other-user-file.txt',
+        filepath: `/uploads/${anotherUserId}/${otherUserFileId}`,
+        bytes: 4096,
+        type: 'text/plain',
+      });
+
+      // Update agent to include the file uploaded by another user
+      const { updateAgent } = require('~/models/Agent');
+      await updateAgent(
+        { id: agentId },
+        {
+          tool_resources: {
+            file_search: {
+              file_ids: [fileId1, fileId2, otherUserFileId],
+            },
+          },
+        },
+      );
+
+      // Create app instance with author authentication
+      const authorApp = express();
+      authorApp.use(express.json());
+      authorApp.use((req, res, next) => {
+        req.user = { id: authorId };
+        req.app = { locals: {} };
+        next();
+      });
+      authorApp.use('/files', router);
+
+      const response = await request(authorApp).get(`/files/agent/${agentId}`);
+
+      expect(response.status).toBe(200);
+      expect(response.body).toHaveLength(3); // Including file from another user
+
+      const fileIds = response.body.map((f) => f.file_id);
+      expect(fileIds).toContain(fileId1);
+      expect(fileIds).toContain(fileId2);
+      expect(fileIds).toContain(otherUserFileId); // File uploaded by another user
+    });
+  });
+});

api/server/routes/files/files.js

@@ -5,6 +5,7 @@ const {
   Time,
   isUUID,
   CacheKeys,
+  Constants,
   FileSources,
   EModelEndpoint,
   isAgentsEndpoint,
@@ -16,11 +17,12 @@ const {
   processDeleteRequest,
   processAgentFileUpload,
 } = require('~/server/services/Files/process');
+const { getFiles, batchUpdateFiles, hasAccessToFilesViaAgent } = require('~/models/File');
 const { getStrategyFunctions } = require('~/server/services/Files/strategies');
 const { getOpenAIClient } = require('~/server/controllers/assistants/helpers');
 const { loadAuthValues } = require('~/server/services/Tools/credentials');
 const { refreshS3FileUrls } = require('~/server/services/Files/S3/crud');
-const { getFiles, batchUpdateFiles } = require('~/models/File');
+const { getProjectByName } = require('~/models/Project');
 const { getAssistant } = require('~/models/Assistant');
 const { getAgent } = require('~/models/Agent');
 const { getLogStores } = require('~/cache');
@@ -50,6 +52,68 @@ router.get('/', async (req, res) => {
   }
 });
 
+/**
+ * Get files specific to an agent
+ * @route GET /files/agent/:agent_id
+ * @param {string} agent_id - The agent ID to get files for
+ * @returns {Promise<TFile[]>} Array of files attached to the agent
+ */
+router.get('/agent/:agent_id', async (req, res) => {
+  try {
+    const { agent_id } = req.params;
+    const userId = req.user.id;
+
+    if (!agent_id) {
+      return res.status(400).json({ error: 'Agent ID is required' });
+    }
+
+    // Get the agent to check ownership and attached files
+    const agent = await getAgent({ id: agent_id });
+
+    if (!agent) {
+      // No agent found, return empty array
+      return res.status(200).json([]);
+    }
+
+    // Check if user has access to the agent
+    if (agent.author.toString() !== userId) {
+      // Non-authors need the agent to be globally shared and collaborative
+      const globalProject = await getProjectByName(Constants.GLOBAL_PROJECT_NAME, '_id');
+
+      if (
+        !globalProject ||
+        !agent.projectIds.some((pid) => pid.toString() === globalProject._id.toString()) ||
+        !agent.isCollaborative
+      ) {
+        return res.status(200).json([]);
+      }
+    }
+
+    // Collect all file IDs from agent's tool resources
+    const agentFileIds = [];
+    if (agent.tool_resources) {
+      for (const [, resource] of Object.entries(agent.tool_resources)) {
+        if (resource?.file_ids && Array.isArray(resource.file_ids)) {
+          agentFileIds.push(...resource.file_ids);
+        }
+      }
+    }
+
+    // If no files attached to agent, return empty array
+    if (agentFileIds.length === 0) {
+      return res.status(200).json([]);
+    }
+
+    // Get only the files attached to this agent
+    const files = await getFiles({ file_id: { $in: agentFileIds } }, null, { text: 0 });
+
+    res.status(200).json(files);
+  } catch (error) {
+    logger.error('[/files/agent/:agent_id] Error fetching agent files:', error);
+    res.status(500).json({ error: 'Failed to fetch agent files' });
+  }
+});
+
 router.get('/config', async (req, res) => {
   try {
     res.status(200).json(req.app.locals.fileConfig);
@@ -86,11 +150,62 @@ router.delete('/', async (req, res) => {
 
     const fileIds = files.map((file) => file.file_id);
     const dbFiles = await getFiles({ file_id: { $in: fileIds } });
-    const unauthorizedFiles = dbFiles.filter((file) => file.user.toString() !== req.user.id);
+
+    const ownedFiles = [];
+    const nonOwnedFiles = [];
+    const fileMap = new Map();
+
+    for (const file of dbFiles) {
+      fileMap.set(file.file_id, file);
+      if (file.user.toString() === req.user.id) {
+        ownedFiles.push(file);
+      } else {
+        nonOwnedFiles.push(file);
+      }
+    }
+
+    // If all files are owned by the user, no need for further checks
+    if (nonOwnedFiles.length === 0) {
+      await processDeleteRequest({ req, files: ownedFiles });
+      logger.debug(
+        `[/files] Files deleted successfully: ${ownedFiles
+          .filter((f) => f.file_id)
+          .map((f) => f.file_id)
+          .join(', ')}`,
+      );
+      res.status(200).json({ message: 'Files deleted successfully' });
+      return;
+    }
+
+    // Check access for non-owned files
+    let authorizedFiles = [...ownedFiles];
+    let unauthorizedFiles = [];
+
+    if (req.body.agent_id && nonOwnedFiles.length > 0) {
+      // Batch check access for all non-owned files
+      const nonOwnedFileIds = nonOwnedFiles.map((f) => f.file_id);
+      const accessMap = await hasAccessToFilesViaAgent(
+        req.user.id,
+        nonOwnedFileIds,
+        req.body.agent_id,
+      );
+
+      // Separate authorized and unauthorized files
+      for (const file of nonOwnedFiles) {
+        if (accessMap.get(file.file_id)) {
+          authorizedFiles.push(file);
+        } else {
+          unauthorizedFiles.push(file);
+        }
+      }
+    } else {
+      // No agent context, all non-owned files are unauthorized
+      unauthorizedFiles = nonOwnedFiles;
+    }
 
     if (unauthorizedFiles.length > 0) {
       return res.status(403).json({
-        message: 'You can only delete your own files',
+        message: 'You can only delete files you have access to',
         unauthorizedFiles: unauthorizedFiles.map((f) => f.file_id),
       });
     }
@@ -131,10 +246,10 @@ router.delete('/', async (req, res) => {
         .json({ message: 'File associations removed successfully from Azure Assistant' });
     }
 
-    await processDeleteRequest({ req, files: dbFiles });
+    await processDeleteRequest({ req, files: authorizedFiles });
 
     logger.debug(
-      `[/files] Files deleted successfully: ${files
+      `[/files] Files deleted successfully: ${authorizedFiles
         .filter((f) => f.file_id)
         .map((f) => f.file_id)
         .join(', ')}`,

api/server/routes/files/files.test.js

@@ -0,0 +1,302 @@
+const express = require('express');
+const request = require('supertest');
+const mongoose = require('mongoose');
+const { v4: uuidv4 } = require('uuid');
+const { MongoMemoryServer } = require('mongodb-memory-server');
+const { GLOBAL_PROJECT_NAME } = require('librechat-data-provider').Constants;
+
+// Mock dependencies
+jest.mock('~/server/services/Files/process', () => ({
+  processDeleteRequest: jest.fn().mockResolvedValue({}),
+  filterFile: jest.fn(),
+  processFileUpload: jest.fn(),
+  processAgentFileUpload: jest.fn(),
+}));
+
+jest.mock('~/server/services/Files/strategies', () => ({
+  getStrategyFunctions: jest.fn(() => ({})),
+}));
+
+jest.mock('~/server/controllers/assistants/helpers', () => ({
+  getOpenAIClient: jest.fn(),
+}));
+
+jest.mock('~/server/services/Tools/credentials', () => ({
+  loadAuthValues: jest.fn(),
+}));
+
+jest.mock('~/server/services/Files/S3/crud', () => ({
+  refreshS3FileUrls: jest.fn(),
+}));
+
+jest.mock('~/cache', () => ({
+  getLogStores: jest.fn(() => ({
+    get: jest.fn(),
+    set: jest.fn(),
+  })),
+}));
+
+jest.mock('~/config', () => ({
+  logger: {
+    error: jest.fn(),
+    warn: jest.fn(),
+    debug: jest.fn(),
+  },
+}));
+
+const { createFile } = require('~/models/File');
+const { createAgent } = require('~/models/Agent');
+const { getProjectByName } = require('~/models/Project');
+const { processDeleteRequest } = require('~/server/services/Files/process');
+
+// Import the router after mocks
+const router = require('./files');
+
+describe('File Routes - Delete with Agent Access', () => {
+  let app;
+  let mongoServer;
+  let authorId;
+  let otherUserId;
+  let agentId;
+  let fileId;
+
+  beforeAll(async () => {
+    mongoServer = await MongoMemoryServer.create();
+    await mongoose.connect(mongoServer.getUri());
+
+    // Initialize models
+    require('~/db/models');
+
+    app = express();
+    app.use(express.json());
+
+    // Mock authentication middleware
+    app.use((req, res, next) => {
+      req.user = { id: otherUserId || 'default-user' };
+      req.app = { locals: {} };
+      next();
+    });
+
+    app.use('/files', router);
+  });
+
+  afterAll(async () => {
+    await mongoose.disconnect();
+    await mongoServer.stop();
+  });
+
+  beforeEach(async () => {
+    jest.clearAllMocks();
+
+    // Clear database
+    const collections = mongoose.connection.collections;
+    for (const key in collections) {
+      await collections[key].deleteMany({});
+    }
+
+    authorId = new mongoose.Types.ObjectId().toString();
+    otherUserId = new mongoose.Types.ObjectId().toString();
+    fileId = uuidv4();
+
+    // Create a file owned by the author
+    await createFile({
+      user: authorId,
+      file_id: fileId,
+      filename: 'test.txt',
+      filepath: `/uploads/${authorId}/${fileId}`,
+      bytes: 1024,
+      type: 'text/plain',
+    });
+
+    // Create an agent with the file attached
+    const agent = await createAgent({
+      id: uuidv4(),
+      name: 'Test Agent',
+      author: authorId,
+      model: 'gpt-4',
+      provider: 'openai',
+      isCollaborative: true,
+      tool_resources: {
+        file_search: {
+          file_ids: [fileId],
+        },
+      },
+    });
+    agentId = agent.id;
+
+    // Share the agent globally
+    const globalProject = await getProjectByName(GLOBAL_PROJECT_NAME, '_id');
+    if (globalProject) {
+      const { updateAgent } = require('~/models/Agent');
+      await updateAgent({ id: agentId }, { projectIds: [globalProject._id] });
+    }
+  });
+
+  describe('DELETE /files', () => {
+    it('should allow deleting files owned by the user', async () => {
+      // Create a file owned by the current user
+      const userFileId = uuidv4();
+      await createFile({
+        user: otherUserId,
+        file_id: userFileId,
+        filename: 'user-file.txt',
+        filepath: `/uploads/${otherUserId}/${userFileId}`,
+        bytes: 1024,
+        type: 'text/plain',
+      });
+
+      const response = await request(app)
+        .delete('/files')
+        .send({
+          files: [
+            {
+              file_id: userFileId,
+              filepath: `/uploads/${otherUserId}/${userFileId}`,
+            },
+          ],
+        });
+
+      expect(response.status).toBe(200);
+      expect(response.body.message).toBe('Files deleted successfully');
+      expect(processDeleteRequest).toHaveBeenCalled();
+    });
+
+    it('should prevent deleting files not owned by user without agent context', async () => {
+      const response = await request(app)
+        .delete('/files')
+        .send({
+          files: [
+            {
+              file_id: fileId,
+              filepath: `/uploads/${authorId}/${fileId}`,
+            },
+          ],
+        });
+
+      expect(response.status).toBe(403);
+      expect(response.body.message).toBe('You can only delete files you have access to');
+      expect(response.body.unauthorizedFiles).toContain(fileId);
+      expect(processDeleteRequest).not.toHaveBeenCalled();
+    });
+
+    it('should allow deleting files accessible through shared agent', async () => {
+      const response = await request(app)
+        .delete('/files')
+        .send({
+          agent_id: agentId,
+          files: [
+            {
+              file_id: fileId,
+              filepath: `/uploads/${authorId}/${fileId}`,
+            },
+          ],
+        });
+
+      expect(response.status).toBe(200);
+      expect(response.body.message).toBe('Files deleted successfully');
+      expect(processDeleteRequest).toHaveBeenCalled();
+    });
+
+    it('should prevent deleting files not attached to the specified agent', async () => {
+      // Create another file not attached to the agent
+      const unattachedFileId = uuidv4();
+      await createFile({
+        user: authorId,
+        file_id: unattachedFileId,
+        filename: 'unattached.txt',
+        filepath: `/uploads/${authorId}/${unattachedFileId}`,
+        bytes: 1024,
+        type: 'text/plain',
+      });
+
+      const response = await request(app)
+        .delete('/files')
+        .send({
+          agent_id: agentId,
+          files: [
+            {
+              file_id: unattachedFileId,
+              filepath: `/uploads/${authorId}/${unattachedFileId}`,
+            },
+          ],
+        });
+
+      expect(response.status).toBe(403);
+      expect(response.body.message).toBe('You can only delete files you have access to');
+      expect(response.body.unauthorizedFiles).toContain(unattachedFileId);
+    });
+
+    it('should handle mixed authorized and unauthorized files', async () => {
+      // Create a file owned by the current user
+      const userFileId = uuidv4();
+      await createFile({
+        user: otherUserId,
+        file_id: userFileId,
+        filename: 'user-file.txt',
+        filepath: `/uploads/${otherUserId}/${userFileId}`,
+        bytes: 1024,
+        type: 'text/plain',
+      });
+
+      // Create an unauthorized file
+      const unauthorizedFileId = uuidv4();
+      await createFile({
+        user: authorId,
+        file_id: unauthorizedFileId,
+        filename: 'unauthorized.txt',
+        filepath: `/uploads/${authorId}/${unauthorizedFileId}`,
+        bytes: 1024,
+        type: 'text/plain',
+      });
+
+      const response = await request(app)
+        .delete('/files')
+        .send({
+          agent_id: agentId,
+          files: [
+            {
+              file_id: fileId, // Authorized through agent
+              filepath: `/uploads/${authorId}/${fileId}`,
+            },
+            {
+              file_id: userFileId, // Owned by user
+              filepath: `/uploads/${otherUserId}/${userFileId}`,
+            },
+            {
+              file_id: unauthorizedFileId, // Not authorized
+              filepath: `/uploads/${authorId}/${unauthorizedFileId}`,
+            },
+          ],
+        });
+
+      expect(response.status).toBe(403);
+      expect(response.body.message).toBe('You can only delete files you have access to');
+      expect(response.body.unauthorizedFiles).toContain(unauthorizedFileId);
+      expect(response.body.unauthorizedFiles).not.toContain(fileId);
+      expect(response.body.unauthorizedFiles).not.toContain(userFileId);
+    });
+
+    it('should prevent deleting files when agent is not collaborative', async () => {
+      // Update the agent to be non-collaborative
+      const { updateAgent } = require('~/models/Agent');
+      await updateAgent({ id: agentId }, { isCollaborative: false });
+
+      const response = await request(app)
+        .delete('/files')
+        .send({
+          agent_id: agentId,
+          files: [
+            {
+              file_id: fileId,
+              filepath: `/uploads/${authorId}/${fileId}`,
+            },
+          ],
+        });
+
+      expect(response.status).toBe(403);
+      expect(response.body.message).toBe('You can only delete files you have access to');
+      expect(response.body.unauthorizedFiles).toContain(fileId);
+      expect(processDeleteRequest).not.toHaveBeenCalled();
+    });
+  });
+});

api/server/routes/mcp.js

@@ -1,9 +1,12 @@
 const { Router } = require('express');
-const { MCPOAuthHandler } = require('@librechat/api');
 const { logger } = require('@librechat/data-schemas');
-const { CacheKeys } = require('librechat-data-provider');
+const { MCPOAuthHandler } = require('@librechat/api');
+const { CacheKeys, Constants } = require('librechat-data-provider');
+const { findToken, updateToken, createToken, deleteTokens } = require('~/models');
+const { setCachedTools, getCachedTools, loadCustomConfig } = require('~/server/services/Config');
+const { getUserPluginAuthValue } = require('~/server/services/PluginService');
+const { getMCPManager, getFlowStateManager } = require('~/config');
 const { requireJwtAuth } = require('~/server/middleware');
-const { getFlowStateManager } = require('~/config');
 const { getLogStores } = require('~/cache');
 
 const router = Router();
@@ -117,9 +120,73 @@ router.get('/:serverName/oauth/callback', async (req, res) => {
     const tokens = await MCPOAuthHandler.completeOAuthFlow(flowId, code, flowManager);
     logger.info('[MCP OAuth] OAuth flow completed, tokens received in callback route');
 
-    // For system-level OAuth, we need to store the tokens and retry the connection
-    if (flowState.userId === 'system') {
-      logger.debug(`[MCP OAuth] System-level OAuth completed for ${serverName}`);
+    // Try to establish the MCP connection with the new tokens
+    try {
+      const mcpManager = getMCPManager(flowState.userId);
+      logger.debug(`[MCP OAuth] Attempting to reconnect ${serverName} with new OAuth tokens`);
+
+      // For user-level OAuth, try to establish the connection
+      if (flowState.userId !== 'system') {
+        // We need to get the user object - in this case we'll need to reconstruct it
+        const user = { id: flowState.userId };
+
+        // Try to establish connection with the new tokens
+        const userConnection = await mcpManager.getUserConnection({
+          user,
+          serverName,
+          flowManager,
+          tokenMethods: {
+            findToken,
+            updateToken,
+            createToken,
+            deleteTokens,
+          },
+        });
+
+        logger.info(
+          `[MCP OAuth] Successfully reconnected ${serverName} for user ${flowState.userId}`,
+        );
+
+        // Fetch and cache tools now that we have a successful connection
+        const userTools = (await getCachedTools({ userId: flowState.userId })) || {};
+
+        // Remove any old tools from this server in the user's cache
+        const mcpDelimiter = Constants.mcp_delimiter;
+        for (const key of Object.keys(userTools)) {
+          if (key.endsWith(`${mcpDelimiter}${serverName}`)) {
+            delete userTools[key];
+          }
+        }
+
+        // Add the new tools from this server
+        const tools = await userConnection.fetchTools();
+        for (const tool of tools) {
+          const name = `${tool.name}${Constants.mcp_delimiter}${serverName}`;
+          userTools[name] = {
+            type: 'function',
+            ['function']: {
+              name,
+              description: tool.description,
+              parameters: tool.inputSchema,
+            },
+          };
+        }
+
+        // Save the updated user tool cache
+        await setCachedTools(userTools, { userId: flowState.userId });
+
+        logger.debug(
+          `[MCP OAuth] Cached ${tools.length} tools for ${serverName} user ${flowState.userId}`,
+        );
+      } else {
+        logger.debug(`[MCP OAuth] System-level OAuth completed for ${serverName}`);
+      }
+    } catch (error) {
+      // Don't fail the OAuth callback if reconnection fails - the tokens are still saved
+      logger.warn(
+        `[MCP OAuth] Failed to reconnect ${serverName} after OAuth, but tokens are saved:`,
+        error,
+      );
     }
 
     /** ID of the flow that the tool/connection is waiting for */
@@ -202,4 +269,359 @@ router.get('/oauth/status/:flowId', async (req, res) => {
   }
 });
 
+/**
+ * Cancel OAuth flow
+ * This endpoint cancels a pending OAuth flow
+ */
+router.post('/oauth/cancel/:serverName', requireJwtAuth, async (req, res) => {
+  try {
+    const { serverName } = req.params;
+    const user = req.user;
+
+    if (!user?.id) {
+      return res.status(401).json({ error: 'User not authenticated' });
+    }
+
+    logger.info(`[MCP OAuth Cancel] Cancelling OAuth flow for ${serverName} by user ${user.id}`);
+
+    const flowsCache = getLogStores(CacheKeys.FLOWS);
+    const flowManager = getFlowStateManager(flowsCache);
+
+    // Generate the flow ID for this user/server combination
+    const flowId = MCPOAuthHandler.generateFlowId(user.id, serverName);
+
+    // Check if flow exists
+    const flowState = await flowManager.getFlowState(flowId, 'mcp_oauth');
+
+    if (!flowState) {
+      logger.debug(`[MCP OAuth Cancel] No active flow found for ${serverName}`);
+      return res.json({
+        success: true,
+        message: 'No active OAuth flow to cancel',
+      });
+    }
+
+    // Cancel the flow by marking it as failed
+    await flowManager.completeFlow(flowId, 'mcp_oauth', null, 'User cancelled OAuth flow');
+
+    logger.info(`[MCP OAuth Cancel] Successfully cancelled OAuth flow for ${serverName}`);
+
+    res.json({
+      success: true,
+      message: `OAuth flow for ${serverName} cancelled successfully`,
+    });
+  } catch (error) {
+    logger.error('[MCP OAuth Cancel] Failed to cancel OAuth flow', error);
+    res.status(500).json({ error: 'Failed to cancel OAuth flow' });
+  }
+});
+
+/**
+ * Reinitialize MCP server
+ * This endpoint allows reinitializing a specific MCP server
+ */
+router.post('/:serverName/reinitialize', requireJwtAuth, async (req, res) => {
+  try {
+    const { serverName } = req.params;
+    const user = req.user;
+
+    if (!user?.id) {
+      return res.status(401).json({ error: 'User not authenticated' });
+    }
+
+    logger.info(`[MCP Reinitialize] Reinitializing server: ${serverName}`);
+
+    const config = await loadCustomConfig();
+    if (!config || !config.mcpServers || !config.mcpServers[serverName]) {
+      return res.status(404).json({
+        error: `MCP server '${serverName}' not found in configuration`,
+      });
+    }
+
+    const flowsCache = getLogStores(CacheKeys.FLOWS);
+    const flowManager = getFlowStateManager(flowsCache);
+    const mcpManager = getMCPManager();
+
+    await mcpManager.disconnectServer(serverName);
+    logger.info(`[MCP Reinitialize] Disconnected existing server: ${serverName}`);
+
+    const serverConfig = config.mcpServers[serverName];
+    mcpManager.mcpConfigs[serverName] = serverConfig;
+    let customUserVars = {};
+    if (serverConfig.customUserVars && typeof serverConfig.customUserVars === 'object') {
+      for (const varName of Object.keys(serverConfig.customUserVars)) {
+        try {
+          const value = await getUserPluginAuthValue(user.id, varName, false);
+          if (value) {
+            customUserVars[varName] = value;
+          }
+        } catch (err) {
+          logger.error(`[MCP Reinitialize] Error fetching ${varName} for user ${user.id}:`, err);
+        }
+      }
+    }
+
+    let userConnection = null;
+    let oauthRequired = false;
+    let oauthUrl = null;
+
+    try {
+      userConnection = await mcpManager.getUserConnection({
+        user,
+        serverName,
+        flowManager,
+        customUserVars,
+        tokenMethods: {
+          findToken,
+          updateToken,
+          createToken,
+          deleteTokens,
+        },
+        returnOnOAuth: true, // Return immediately when OAuth is initiated
+        // Add OAuth handlers to capture the OAuth URL when needed
+        oauthStart: async (authURL) => {
+          logger.info(`[MCP Reinitialize] OAuth URL received: ${authURL}`);
+          oauthUrl = authURL;
+          oauthRequired = true;
+        },
+      });
+
+      logger.info(`[MCP Reinitialize] Successfully established connection for ${serverName}`);
+    } catch (err) {
+      logger.info(`[MCP Reinitialize] getUserConnection threw error: ${err.message}`);
+      logger.info(
+        `[MCP Reinitialize] OAuth state - oauthRequired: ${oauthRequired}, oauthUrl: ${oauthUrl ? 'present' : 'null'}`,
+      );
+
+      // Check if this is an OAuth error - if so, the flow state should be set up now
+      const isOAuthError =
+        err.message?.includes('OAuth') ||
+        err.message?.includes('authentication') ||
+        err.message?.includes('401');
+
+      const isOAuthFlowInitiated = err.message === 'OAuth flow initiated - return early';
+
+      if (isOAuthError || oauthRequired || isOAuthFlowInitiated) {
+        logger.info(
+          `[MCP Reinitialize] OAuth required for ${serverName} (isOAuthError: ${isOAuthError}, oauthRequired: ${oauthRequired}, isOAuthFlowInitiated: ${isOAuthFlowInitiated})`,
+        );
+        oauthRequired = true;
+        // Don't return error - continue so frontend can handle OAuth
+      } else {
+        logger.error(
+          `[MCP Reinitialize] Error initializing MCP server ${serverName} for user:`,
+          err,
+        );
+        return res.status(500).json({ error: 'Failed to reinitialize MCP server for user' });
+      }
+    }
+
+    // Only fetch and cache tools if we successfully connected (no OAuth required)
+    if (userConnection && !oauthRequired) {
+      const userTools = (await getCachedTools({ userId: user.id })) || {};
+
+      // Remove any old tools from this server in the user's cache
+      const mcpDelimiter = Constants.mcp_delimiter;
+      for (const key of Object.keys(userTools)) {
+        if (key.endsWith(`${mcpDelimiter}${serverName}`)) {
+          delete userTools[key];
+        }
+      }
+
+      // Add the new tools from this server
+      const tools = await userConnection.fetchTools();
+      for (const tool of tools) {
+        const name = `${tool.name}${Constants.mcp_delimiter}${serverName}`;
+        userTools[name] = {
+          type: 'function',
+          ['function']: {
+            name,
+            description: tool.description,
+            parameters: tool.inputSchema,
+          },
+        };
+      }
+
+      // Save the updated user tool cache
+      await setCachedTools(userTools, { userId: user.id });
+    }
+
+    logger.debug(
+      `[MCP Reinitialize] Sending response for ${serverName} - oauthRequired: ${oauthRequired}, oauthUrl: ${oauthUrl ? 'present' : 'null'}`,
+    );
+
+    res.json({
+      success: true,
+      message: oauthRequired
+        ? `MCP server '${serverName}' ready for OAuth authentication`
+        : `MCP server '${serverName}' reinitialized successfully`,
+      serverName,
+      oauthRequired,
+      oauthUrl,
+    });
+  } catch (error) {
+    logger.error('[MCP Reinitialize] Unexpected error', error);
+    res.status(500).json({ error: 'Internal server error' });
+  }
+});
+
+/**
+ * Get connection status for all MCP servers
+ * This endpoint returns the actual connection status from MCPManager without disconnecting idle connections
+ */
+router.get('/connection/status', requireJwtAuth, async (req, res) => {
+  try {
+    const user = req.user;
+
+    if (!user?.id) {
+      return res.status(401).json({ error: 'User not authenticated' });
+    }
+
+    const mcpManager = getMCPManager(user.id);
+    const connectionStatus = {};
+
+    const printConfig = false;
+    const config = await loadCustomConfig(printConfig);
+    const mcpConfig = config?.mcpServers;
+
+    const appConnections = mcpManager.getAllConnections() || new Map();
+    const userConnections = mcpManager.getUserConnections(user.id) || new Map();
+    const oauthServers = mcpManager.getOAuthServers() || new Set();
+
+    if (!mcpConfig) {
+      return res.status(404).json({ error: 'MCP config not found' });
+    }
+
+    // Get flow manager to check for active/timed-out OAuth flows
+    const flowsCache = getLogStores(CacheKeys.FLOWS);
+    const flowManager = getFlowStateManager(flowsCache);
+
+    for (const [serverName] of Object.entries(mcpConfig)) {
+      const getConnectionState = (serverName) =>
+        appConnections.get(serverName)?.connectionState ??
+        userConnections.get(serverName)?.connectionState ??
+        'disconnected';
+
+      const baseConnectionState = getConnectionState(serverName);
+
+      let hasActiveOAuthFlow = false;
+      let hasFailedOAuthFlow = false;
+
+      if (baseConnectionState === 'disconnected' && oauthServers.has(serverName)) {
+        try {
+          // Check for user-specific OAuth flows
+          const flowId = MCPOAuthHandler.generateFlowId(user.id, serverName);
+          const flowState = await flowManager.getFlowState(flowId, 'mcp_oauth');
+          if (flowState) {
+            // Check if flow failed or timed out
+            const flowAge = Date.now() - flowState.createdAt;
+            const flowTTL = flowState.ttl || 180000; // Default 3 minutes
+
+            if (flowState.status === 'FAILED' || flowAge > flowTTL) {
+              hasFailedOAuthFlow = true;
+              logger.debug(`[MCP Connection Status] Found failed OAuth flow for ${serverName}`, {
+                flowId,
+                status: flowState.status,
+                flowAge,
+                flowTTL,
+                timedOut: flowAge > flowTTL,
+              });
+            } else if (flowState.status === 'PENDING') {
+              hasActiveOAuthFlow = true;
+              logger.debug(`[MCP Connection Status] Found active OAuth flow for ${serverName}`, {
+                flowId,
+                flowAge,
+                flowTTL,
+              });
+            }
+          }
+        } catch (error) {
+          logger.error(
+            `[MCP Connection Status] Error checking OAuth flows for ${serverName}:`,
+            error,
+          );
+        }
+      }
+
+      // Determine the final connection state
+      let finalConnectionState = baseConnectionState;
+      if (hasFailedOAuthFlow) {
+        finalConnectionState = 'error'; // Report as error if OAuth failed
+      } else if (hasActiveOAuthFlow && baseConnectionState === 'disconnected') {
+        finalConnectionState = 'connecting'; // Still waiting for OAuth
+      }
+
+      connectionStatus[serverName] = {
+        requiresOAuth: oauthServers.has(serverName),
+        connectionState: finalConnectionState,
+      };
+    }
+
+    res.json({
+      success: true,
+      connectionStatus,
+    });
+  } catch (error) {
+    logger.error('[MCP Connection Status] Failed to get connection status', error);
+    res.status(500).json({ error: 'Failed to get connection status' });
+  }
+});
+
+/**
+ * Check which authentication values exist for a specific MCP server
+ * This endpoint returns only boolean flags indicating if values are set, not the actual values
+ */
+router.get('/:serverName/auth-values', requireJwtAuth, async (req, res) => {
+  try {
+    const { serverName } = req.params;
+    const user = req.user;
+
+    if (!user?.id) {
+      return res.status(401).json({ error: 'User not authenticated' });
+    }
+
+    const printConfig = false;
+    const config = await loadCustomConfig(printConfig);
+    if (!config || !config.mcpServers || !config.mcpServers[serverName]) {
+      return res.status(404).json({
+        error: `MCP server '${serverName}' not found in configuration`,
+      });
+    }
+
+    const serverConfig = config.mcpServers[serverName];
+    const pluginKey = `${Constants.mcp_prefix}${serverName}`;
+    const authValueFlags = {};
+
+    // Check existence of saved values for each custom user variable (don't fetch actual values)
+    if (serverConfig.customUserVars && typeof serverConfig.customUserVars === 'object') {
+      for (const varName of Object.keys(serverConfig.customUserVars)) {
+        try {
+          const value = await getUserPluginAuthValue(user.id, varName, false, pluginKey);
+          // Only store boolean flag indicating if value exists
+          authValueFlags[varName] = !!(value && value.length > 0);
+        } catch (err) {
+          logger.error(
+            `[MCP Auth Value Flags] Error checking ${varName} for user ${user.id}:`,
+            err,
+          );
+          // Default to false if we can't check
+          authValueFlags[varName] = false;
+        }
+      }
+    }
+
+    res.json({
+      success: true,
+      serverName,
+      authValueFlags,
+    });
+  } catch (error) {
+    logger.error(
+      `[MCP Auth Value Flags] Failed to check auth value flags for ${req.params.serverName}`,
+      error,
+    );
+    res.status(500).json({ error: 'Failed to check auth value flags' });
+  }
+});
+
 module.exports = router;

api/server/routes/prompts.js

@@ -16,10 +16,8 @@ const {
   // updatePromptLabels,
   makePromptProduction,
 } = require('~/models/Prompt');
-const { requireJwtAuth, generateCheckAccess } = require('~/server/middleware');
-const { getUserById, updateUser } = require('~/models');
+const { requireJwtAuth } = require('~/server/middleware');
 const { getRoleByName } = require('~/models/Role');
-const { logger } = require('~/config');
 
 const router = express.Router();
 
@@ -183,28 +181,6 @@ router.patch('/:promptId/tags/production', checkPromptCreate, async (req, res) =
   }
 });
 
-/**
- * Route to get user's prompt preferences (favorites and rankings)
- * GET /preferences
- */
-router.get('/preferences', async (req, res) => {
-  try {
-    const user = await getUserById(req.user.id);
-
-    if (!user) {
-      return res.status(404).json({ message: 'User not found' });
-    }
-
-    res.json({
-      favorites: user.promptFavorites || [],
-      rankings: user.promptRanking || [],
-    });
-  } catch (error) {
-    logger.error('Error getting user preferences', error);
-    res.status(500).json({ message: 'Error getting user preferences' });
-  }
-});
-
 router.get('/:promptId', async (req, res) => {
   const { promptId } = req.params;
   const author = req.user.id;
@@ -275,79 +251,4 @@ const deletePromptGroupController = async (req, res) => {
 router.delete('/:promptId', checkPromptCreate, deletePromptController);
 router.delete('/groups/:groupId', checkPromptCreate, deletePromptGroupController);
 
-/**
- * Route to toggle favorite status for a prompt group
- * POST /favorites/:groupId
- */
-router.post('/favorites/:groupId', async (req, res) => {
-  try {
-    const { groupId } = req.params;
-
-    const user = await getUserById(req.user.id);
-
-    if (!user) {
-      return res.status(404).json({ message: 'User not found' });
-    }
-
-    const favorites = user.promptFavorites || [];
-    const isFavorite = favorites.some((id) => id.toString() === groupId.toString());
-
-    let updatedFavorites;
-    if (isFavorite) {
-      updatedFavorites = favorites.filter((id) => id.toString() !== groupId.toString());
-    } else {
-      updatedFavorites = [...favorites, groupId];
-    }
-
-    await updateUser(req.user.id, { promptFavorites: updatedFavorites });
-
-    const response = {
-      promptGroupId: groupId,
-      isFavorite: !isFavorite,
-    };
-
-    res.json(response);
-  } catch (error) {
-    logger.error('Error toggling favorite status', error);
-    res.status(500).json({ message: 'Error updating favorite status' });
-  }
-});
-
-/**
- * Route to update prompt group rankings
- * PUT /rankings
- */
-router.put('/rankings', async (req, res) => {
-  try {
-    const { rankings } = req.body;
-
-    if (!Array.isArray(rankings)) {
-      return res.status(400).json({ message: 'Rankings must be an array' });
-    }
-
-    const user = await getUserById(req.user.id);
-
-    if (!user) {
-      return res.status(404).json({ message: 'User not found' });
-    }
-
-    const promptRanking = rankings
-      .filter(({ promptGroupId, order }) => promptGroupId && !isNaN(parseInt(order, 10)))
-      .map(({ promptGroupId, order }) => ({
-        promptGroupId,
-        order: parseInt(order, 10),
-      }));
-
-    const updatedUser = await updateUser(req.user.id, { promptRanking });
-
-    res.json({
-      message: 'Rankings updated successfully',
-      rankings: updatedUser?.promptRanking || [],
-    });
-  } catch (error) {
-    logger.error('Error updating rankings', error);
-    res.status(500).json({ message: 'Error updating rankings' });
-  }
-});
-
 module.exports = router;

api/server/routes/static.js

@@ -1,8 +1,11 @@
 const express = require('express');
 const staticCache = require('../utils/staticCache');
 const paths = require('~/config/paths');
+const { isEnabled } = require('~/server/utils');
+
+const skipGzipScan = !isEnabled(process.env.ENABLE_IMAGE_OUTPUT_GZIP_SCAN);
 
 const router = express.Router();
-router.use(staticCache(paths.imageOutput));
+router.use(staticCache(paths.imageOutput, { skipGzipScan }));
 
 module.exports = router;

api/server/services/AppService.js

@@ -1,12 +1,11 @@
+const { agentsConfigSetup, loadWebSearchConfig } = require('@librechat/api');
 const {
   FileSources,
   loadOCRConfig,
   EModelEndpoint,
   loadMemoryConfig,
   getConfigDefaults,
-  loadWebSearchConfig,
 } = require('librechat-data-provider');
-const { agentsConfigSetup } = require('@librechat/api');
 const {
   checkHealth,
   checkConfig,
@@ -158,6 +157,10 @@ const AppService = async (app) => {
     }
   });
 
+  if (endpoints?.all) {
+    endpointLocals.all = endpoints.all;
+  }
+
   app.locals = {
     ...defaultLocals,
     fileConfig: config?.fileConfig,

api/server/services/AppService.spec.js

@@ -543,6 +543,206 @@ describe('AppService', () => {
     expect(process.env.IMPORT_USER_MAX).toEqual('initialUserMax');
     expect(process.env.IMPORT_USER_WINDOW).toEqual('initialUserWindow');
   });
+
+  it('should correctly configure endpoint with titlePrompt, titleMethod, and titlePromptTemplate', async () => {
+    require('./Config/loadCustomConfig').mockImplementationOnce(() =>
+      Promise.resolve({
+        endpoints: {
+          [EModelEndpoint.openAI]: {
+            titleConvo: true,
+            titleModel: 'gpt-3.5-turbo',
+            titleMethod: 'structured',
+            titlePrompt: 'Custom title prompt for conversation',
+            titlePromptTemplate: 'Summarize this conversation: {{conversation}}',
+          },
+          [EModelEndpoint.assistants]: {
+            titleMethod: 'functions',
+            titlePrompt: 'Generate a title for this assistant conversation',
+            titlePromptTemplate: 'Assistant conversation template: {{messages}}',
+          },
+          [EModelEndpoint.azureOpenAI]: {
+            groups: azureGroups,
+            titleConvo: true,
+            titleMethod: 'completion',
+            titleModel: 'gpt-4',
+            titlePrompt: 'Azure title prompt',
+            titlePromptTemplate: 'Azure conversation: {{context}}',
+          },
+        },
+      }),
+    );
+
+    await AppService(app);
+
+    // Check OpenAI endpoint configuration
+    expect(app.locals).toHaveProperty(EModelEndpoint.openAI);
+    expect(app.locals[EModelEndpoint.openAI]).toEqual(
+      expect.objectContaining({
+        titleConvo: true,
+        titleModel: 'gpt-3.5-turbo',
+        titleMethod: 'structured',
+        titlePrompt: 'Custom title prompt for conversation',
+        titlePromptTemplate: 'Summarize this conversation: {{conversation}}',
+      }),
+    );
+
+    // Check Assistants endpoint configuration
+    expect(app.locals).toHaveProperty(EModelEndpoint.assistants);
+    expect(app.locals[EModelEndpoint.assistants]).toMatchObject({
+      titleMethod: 'functions',
+      titlePrompt: 'Generate a title for this assistant conversation',
+      titlePromptTemplate: 'Assistant conversation template: {{messages}}',
+    });
+
+    // Check Azure OpenAI endpoint configuration
+    expect(app.locals).toHaveProperty(EModelEndpoint.azureOpenAI);
+    expect(app.locals[EModelEndpoint.azureOpenAI]).toEqual(
+      expect.objectContaining({
+        titleConvo: true,
+        titleMethod: 'completion',
+        titleModel: 'gpt-4',
+        titlePrompt: 'Azure title prompt',
+        titlePromptTemplate: 'Azure conversation: {{context}}',
+      }),
+    );
+  });
+
+  it('should configure Agent endpoint with title generation settings', async () => {
+    require('./Config/loadCustomConfig').mockImplementationOnce(() =>
+      Promise.resolve({
+        endpoints: {
+          [EModelEndpoint.agents]: {
+            disableBuilder: false,
+            titleConvo: true,
+            titleModel: 'gpt-4',
+            titleMethod: 'structured',
+            titlePrompt: 'Generate a descriptive title for this agent conversation',
+            titlePromptTemplate: 'Agent conversation summary: {{content}}',
+            recursionLimit: 15,
+            capabilities: [AgentCapabilities.tools, AgentCapabilities.actions],
+          },
+        },
+      }),
+    );
+
+    await AppService(app);
+
+    expect(app.locals).toHaveProperty(EModelEndpoint.agents);
+    expect(app.locals[EModelEndpoint.agents]).toMatchObject({
+      disableBuilder: false,
+      titleConvo: true,
+      titleModel: 'gpt-4',
+      titleMethod: 'structured',
+      titlePrompt: 'Generate a descriptive title for this agent conversation',
+      titlePromptTemplate: 'Agent conversation summary: {{content}}',
+      recursionLimit: 15,
+      capabilities: expect.arrayContaining([AgentCapabilities.tools, AgentCapabilities.actions]),
+    });
+  });
+
+  it('should handle missing title configuration options with defaults', async () => {
+    require('./Config/loadCustomConfig').mockImplementationOnce(() =>
+      Promise.resolve({
+        endpoints: {
+          [EModelEndpoint.openAI]: {
+            titleConvo: true,
+            // titlePrompt and titlePromptTemplate are not provided
+          },
+        },
+      }),
+    );
+
+    await AppService(app);
+
+    expect(app.locals).toHaveProperty(EModelEndpoint.openAI);
+    expect(app.locals[EModelEndpoint.openAI]).toMatchObject({
+      titleConvo: true,
+    });
+    // Check that the optional fields are undefined when not provided
+    expect(app.locals[EModelEndpoint.openAI].titlePrompt).toBeUndefined();
+    expect(app.locals[EModelEndpoint.openAI].titlePromptTemplate).toBeUndefined();
+    expect(app.locals[EModelEndpoint.openAI].titleMethod).toBeUndefined();
+  });
+
+  it('should correctly configure titleEndpoint when specified', async () => {
+    require('./Config/loadCustomConfig').mockImplementationOnce(() =>
+      Promise.resolve({
+        endpoints: {
+          [EModelEndpoint.openAI]: {
+            titleConvo: true,
+            titleModel: 'gpt-3.5-turbo',
+            titleEndpoint: EModelEndpoint.anthropic,
+            titlePrompt: 'Generate a concise title',
+          },
+          [EModelEndpoint.agents]: {
+            titleEndpoint: 'custom-provider',
+            titleMethod: 'structured',
+          },
+        },
+      }),
+    );
+
+    await AppService(app);
+
+    // Check OpenAI endpoint has titleEndpoint
+    expect(app.locals).toHaveProperty(EModelEndpoint.openAI);
+    expect(app.locals[EModelEndpoint.openAI]).toMatchObject({
+      titleConvo: true,
+      titleModel: 'gpt-3.5-turbo',
+      titleEndpoint: EModelEndpoint.anthropic,
+      titlePrompt: 'Generate a concise title',
+    });
+
+    // Check Agents endpoint has titleEndpoint
+    expect(app.locals).toHaveProperty(EModelEndpoint.agents);
+    expect(app.locals[EModelEndpoint.agents]).toMatchObject({
+      titleEndpoint: 'custom-provider',
+      titleMethod: 'structured',
+    });
+  });
+
+  it('should correctly configure all endpoint when specified', async () => {
+    require('./Config/loadCustomConfig').mockImplementationOnce(() =>
+      Promise.resolve({
+        endpoints: {
+          all: {
+            titleConvo: true,
+            titleModel: 'gpt-4o-mini',
+            titleMethod: 'structured',
+            titlePrompt: 'Default title prompt for all endpoints',
+            titlePromptTemplate: 'Default template: {{conversation}}',
+            titleEndpoint: EModelEndpoint.anthropic,
+            streamRate: 50,
+          },
+          [EModelEndpoint.openAI]: {
+            titleConvo: true,
+            titleModel: 'gpt-3.5-turbo',
+          },
+        },
+      }),
+    );
+
+    await AppService(app);
+
+    // Check that 'all' endpoint config is loaded
+    expect(app.locals).toHaveProperty('all');
+    expect(app.locals.all).toMatchObject({
+      titleConvo: true,
+      titleModel: 'gpt-4o-mini',
+      titleMethod: 'structured',
+      titlePrompt: 'Default title prompt for all endpoints',
+      titlePromptTemplate: 'Default template: {{conversation}}',
+      titleEndpoint: EModelEndpoint.anthropic,
+      streamRate: 50,
+    });
+
+    // Check that OpenAI endpoint has its own config
+    expect(app.locals).toHaveProperty(EModelEndpoint.openAI);
+    expect(app.locals[EModelEndpoint.openAI]).toMatchObject({
+      titleConvo: true,
+      titleModel: 'gpt-3.5-turbo',
+    });
+  });
 });
 
 describe('AppService updating app.locals and issuing warnings', () => {

api/server/services/Config/getCustomConfig.js

@@ -1,10 +1,9 @@
 const { logger } = require('@librechat/data-schemas');
-const { getUserMCPAuthMap } = require('@librechat/api');
+const { isEnabled, getUserMCPAuthMap } = require('@librechat/api');
 const { CacheKeys, EModelEndpoint } = require('librechat-data-provider');
-const { normalizeEndpointName, isEnabled } = require('~/server/utils');
+const { normalizeEndpointName } = require('~/server/utils');
 const loadCustomConfig = require('./loadCustomConfig');
 const { getCachedTools } = require('./getCachedTools');
-const { findPluginAuthsByKeys } = require('~/models');
 const getLogStores = require('~/cache/getLogStores');
 
 /**
@@ -55,46 +54,48 @@ const getCustomEndpointConfig = async (endpoint) => {
   );
 };
 
-async function createGetMCPAuthMap() {
+/**
+ * @param {Object} params
+ * @param {string} params.userId
+ * @param {GenericTool[]} [params.tools]
+ * @param {import('@librechat/data-schemas').PluginAuthMethods['findPluginAuthsByKeys']} params.findPluginAuthsByKeys
+ * @returns {Promise<Record<string, Record<string, string>> | undefined>}
+ */
+async function getMCPAuthMap({ userId, tools, findPluginAuthsByKeys }) {
+  try {
+    if (!tools || tools.length === 0) {
+      return;
+    }
+    const appTools = await getCachedTools({
+      userId,
+    });
+    return await getUserMCPAuthMap({
+      tools,
+      userId,
+      appTools,
+      findPluginAuthsByKeys,
+    });
+  } catch (err) {
+    logger.error(
+      `[api/server/controllers/agents/client.js #chatCompletion] Error getting custom user vars for agent`,
+      err,
+    );
+  }
+}
+
+/**
+ * @returns {Promise<boolean>}
+ */
+async function hasCustomUserVars() {
   const customConfig = await getCustomConfig();
   const mcpServers = customConfig?.mcpServers;
-  const hasCustomUserVars = Object.values(mcpServers ?? {}).some((server) => server.customUserVars);
-  if (!hasCustomUserVars) {
-    return;
-  }
-
-  /**
-   * @param {Object} params
-   * @param {GenericTool[]} [params.tools]
-   * @param {string} params.userId
-   * @returns {Promise<Record<string, Record<string, string>> | undefined>}
-   */
-  return async function ({ tools, userId }) {
-    try {
-      if (!tools || tools.length === 0) {
-        return;
-      }
-      const appTools = await getCachedTools({
-        userId,
-      });
-      return await getUserMCPAuthMap({
-        tools,
-        userId,
-        appTools,
-        findPluginAuthsByKeys,
-      });
-    } catch (err) {
-      logger.error(
-        `[api/server/controllers/agents/client.js #chatCompletion] Error getting custom user vars for agent`,
-        err,
-      );
-    }
-  };
+  return Object.values(mcpServers ?? {}).some((server) => server.customUserVars);
 }
 
 module.exports = {
+  getMCPAuthMap,
   getCustomConfig,
   getBalanceConfig,
-  createGetMCPAuthMap,
+  hasCustomUserVars,
   getCustomEndpointConfig,
 };

api/server/services/Config/loadCustomConfig.js

@@ -25,7 +25,7 @@ let i = 0;
  * @function loadCustomConfig
  * @returns {Promise<TCustomConfig | null>} A promise that resolves to null or the custom config object.
  * */
-async function loadCustomConfig() {
+async function loadCustomConfig(printConfig = true) {
   // Use CONFIG_PATH if set, otherwise fallback to defaultConfigPath
   const configPath = process.env.CONFIG_PATH || defaultConfigPath;
 
@@ -108,9 +108,11 @@ https://www.librechat.ai/docs/configuration/stt_tts`);
 
     return null;
   } else {
-    logger.info('Custom config file loaded:');
-    logger.info(JSON.stringify(customConfig, null, 2));
-    logger.debug('Custom config:', customConfig);
+    if (printConfig) {
+      logger.info('Custom config file loaded:');
+      logger.info(JSON.stringify(customConfig, null, 2));
+      logger.debug('Custom config:', customConfig);
+    }
   }
 
   (customConfig.endpoints?.custom ?? [])

api/server/services/Endpoints/agents/agent.js

@@ -8,11 +8,12 @@ const {
   ErrorTypes,
   EModelEndpoint,
   EToolResources,
+  isAgentsEndpoint,
   replaceSpecialVars,
   providerEndpointMap,
 } = require('librechat-data-provider');
-const { getProviderConfig } = require('~/server/services/Endpoints');
 const generateArtifactsPrompt = require('~/app/clients/prompts/artifacts');
+const { getProviderConfig } = require('~/server/services/Endpoints');
 const { processFiles } = require('~/server/services/Files/process');
 const { getFiles, getToolFilesByIds } = require('~/models/File');
 const { getConvoFiles } = require('~/models/Conversation');
@@ -42,7 +43,11 @@ const initializeAgent = async ({
   allowedProviders,
   isInitialAgent = false,
 }) => {
-  if (allowedProviders.size > 0 && !allowedProviders.has(agent.provider)) {
+  if (
+    isAgentsEndpoint(endpointOption?.endpoint) &&
+    allowedProviders.size > 0 &&
+    !allowedProviders.has(agent.provider)
+  ) {
     throw new Error(
       `{ "type": "${ErrorTypes.INVALID_AGENT_PROVIDER}", "info": "${agent.provider}" }`,
     );
@@ -82,6 +87,7 @@ const initializeAgent = async ({
     attachments: currentFiles,
     tool_resources: agent.tool_resources,
     requestFileSet: new Set(requestFiles?.map((file) => file.file_id)),
+    agentId: agent.id,
   });
 
   const provider = agent.provider;
@@ -98,7 +104,7 @@ const initializeAgent = async ({
 
   agent.endpoint = provider;
   const { getOptions, overrideProvider } = await getProviderConfig(provider);
-  if (overrideProvider) {
+  if (overrideProvider !== agent.provider) {
     agent.provider = overrideProvider;
   }
 
@@ -125,7 +131,7 @@ const initializeAgent = async ({
   );
   const agentMaxContextTokens = optionalChainWithEmptyCheck(
     maxContextTokens,
-    getModelMaxTokens(tokensModel, providerEndpointMap[provider]),
+    getModelMaxTokens(tokensModel, providerEndpointMap[provider], options.endpointTokenConfig),
     4096,
   );
 
@@ -180,11 +186,12 @@ const initializeAgent = async ({
 
   return {
     ...agent,
+    tools,
     attachments,
     resendFiles,
     toolContextMap,
-    tools,
-    maxContextTokens: (agentMaxContextTokens - maxTokens) * 0.9,
+    useLegacyContent: !!options.useLegacyContent,
+    maxContextTokens: Math.round((agentMaxContextTokens - maxTokens) * 0.9),
   };
 };
 

api/server/services/Endpoints/assistants/initalize.js

@@ -1,5 +1,5 @@
 const OpenAI = require('openai');
-const { HttpsProxyAgent } = require('https-proxy-agent');
+const { ProxyAgent } = require('undici');
 const { ErrorTypes, EModelEndpoint } = require('librechat-data-provider');
 const {
   getUserKeyValues,
@@ -59,7 +59,10 @@ const initializeClient = async ({ req, res, endpointOption, version, initAppClie
   }
 
   if (PROXY) {
-    opts.httpAgent = new HttpsProxyAgent(PROXY);
+    const proxyAgent = new ProxyAgent(PROXY);
+    opts.fetchOptions = {
+      dispatcher: proxyAgent,
+    };
   }
 
   if (OPENAI_ORGANIZATION) {

api/server/services/Endpoints/assistants/initialize.spec.js

@@ -1,5 +1,5 @@
 // const OpenAI = require('openai');
-const { HttpsProxyAgent } = require('https-proxy-agent');
+const { ProxyAgent } = require('undici');
 const { ErrorTypes } = require('librechat-data-provider');
 const { getUserKey, getUserKeyExpiry, getUserKeyValues } = require('~/server/services/UserService');
 const initializeClient = require('./initalize');
@@ -107,6 +107,7 @@ describe('initializeClient', () => {
     const res = {};
 
     const { openai } = await initializeClient({ req, res });
-    expect(openai.httpAgent).toBeInstanceOf(HttpsProxyAgent);
+    expect(openai.fetchOptions).toBeDefined();
+    expect(openai.fetchOptions.dispatcher).toBeInstanceOf(ProxyAgent);
   });
 });

api/server/services/Endpoints/azureAssistants/initialize.js

@@ -1,5 +1,5 @@
 const OpenAI = require('openai');
-const { HttpsProxyAgent } = require('https-proxy-agent');
+const { ProxyAgent } = require('undici');
 const { constructAzureURL, isUserProvided, resolveHeaders } = require('@librechat/api');
 const { ErrorTypes, EModelEndpoint, mapModelToAzureConfig } = require('librechat-data-provider');
 const {
@@ -158,7 +158,10 @@ const initializeClient = async ({ req, res, version, endpointOption, initAppClie
   }
 
   if (PROXY) {
-    opts.httpAgent = new HttpsProxyAgent(PROXY);
+    const proxyAgent = new ProxyAgent(PROXY);
+    opts.fetchOptions = {
+      dispatcher: proxyAgent,
+    };
   }
 
   if (OPENAI_ORGANIZATION) {

api/server/services/Endpoints/azureAssistants/initialize.spec.js

@@ -1,5 +1,5 @@
 // const OpenAI = require('openai');
-const { HttpsProxyAgent } = require('https-proxy-agent');
+const { ProxyAgent } = require('undici');
 const { ErrorTypes } = require('librechat-data-provider');
 const { getUserKey, getUserKeyExpiry, getUserKeyValues } = require('~/server/services/UserService');
 const initializeClient = require('./initialize');
@@ -107,6 +107,7 @@ describe('initializeClient', () => {
     const res = {};
 
     const { openai } = await initializeClient({ req, res });
-    expect(openai.httpAgent).toBeInstanceOf(HttpsProxyAgent);
+    expect(openai.fetchOptions).toBeDefined();
+    expect(openai.fetchOptions.dispatcher).toBeInstanceOf(ProxyAgent);
   });
 });

api/server/services/Endpoints/custom/initialize.js

@@ -139,7 +139,11 @@ const initializeClient = async ({ req, res, endpointOption, optionsOnly, overrid
       );
       clientOptions.modelOptions.user = req.user.id;
       const options = getOpenAIConfig(apiKey, clientOptions, endpoint);
-      if (!customOptions.streamRate) {
+      if (options != null) {
+        options.useLegacyContent = true;
+        options.endpointTokenConfig = endpointTokenConfig;
+      }
+      if (!clientOptions.streamRate) {
         return options;
       }
       options.llmConfig.callbacks = [
@@ -156,6 +160,7 @@ const initializeClient = async ({ req, res, endpointOption, optionsOnly, overrid
     }
 
     return {
+      useLegacyContent: true,
       llmConfig: modelOptions,
     };
   }

api/server/services/Endpoints/index.js

@@ -34,13 +34,13 @@ const providerConfigMap = {
  * @param {string} provider - The provider string
  * @returns {Promise<{
  * getOptions: Function,
- * overrideProvider?: string,
+ * overrideProvider: string,
  * customEndpointConfig?: TEndpoint
  * }>}
  */
 async function getProviderConfig(provider) {
   let getOptions = providerConfigMap[provider];
-  let overrideProvider;
+  let overrideProvider = provider;
   /** @type {TEndpoint | undefined} */
   let customEndpointConfig;
 
@@ -56,7 +56,7 @@ async function getProviderConfig(provider) {
     overrideProvider = Providers.OPENAI;
   }
 
-  if (isKnownCustomProvider(overrideProvider || provider) && !customEndpointConfig) {
+  if (isKnownCustomProvider(overrideProvider) && !customEndpointConfig) {
     customEndpointConfig = await getCustomEndpointConfig(provider);
     if (!customEndpointConfig) {
       throw new Error(`Provider ${provider} not supported`);

api/server/services/Endpoints/openAI/initialize.js

@@ -65,19 +65,20 @@ const initializeClient = async ({
   const isAzureOpenAI = endpoint === EModelEndpoint.azureOpenAI;
   /** @type {false | TAzureConfig} */
   const azureConfig = isAzureOpenAI && req.app.locals[EModelEndpoint.azureOpenAI];
-
+  let serverless = false;
   if (isAzureOpenAI && azureConfig) {
     const { modelGroupMap, groupMap } = azureConfig;
     const {
       azureOptions,
       baseURL,
       headers = {},
-      serverless,
+      serverless: _serverless,
     } = mapModelToAzureConfig({
       modelName,
       modelGroupMap,
       groupMap,
     });
+    serverless = _serverless;
 
     clientOptions.reverseProxyUrl = baseURL ?? clientOptions.reverseProxyUrl;
     clientOptions.headers = resolveHeaders(
@@ -143,6 +144,9 @@ const initializeClient = async ({
     clientOptions = Object.assign({ modelOptions }, clientOptions);
     clientOptions.modelOptions.user = req.user.id;
     const options = getOpenAIConfig(apiKey, clientOptions);
+    if (options != null && serverless === true) {
+      options.useLegacyContent = true;
+    }
     const streamRate = clientOptions.streamRate;
     if (!streamRate) {
       return options;

api/server/services/Files/Code/process.js

@@ -152,6 +152,7 @@ async function getSessionInfo(fileIdentifier, apiKey) {
  * @param {Object} options
  * @param {ServerRequest} options.req
  * @param {Agent['tool_resources']} options.tool_resources
+ * @param {string} [options.agentId] - The agent ID for file access control
  * @param {string} apiKey
  * @returns {Promise<{
  * files: Array<{ id: string; session_id: string; name: string }>,
@@ -159,11 +160,18 @@ async function getSessionInfo(fileIdentifier, apiKey) {
  * }>}
  */
 const primeFiles = async (options, apiKey) => {
-  const { tool_resources } = options;
+  const { tool_resources, req, agentId } = options;
   const file_ids = tool_resources?.[EToolResources.execute_code]?.file_ids ?? [];
   const agentResourceIds = new Set(file_ids);
   const resourceFiles = tool_resources?.[EToolResources.execute_code]?.files ?? [];
-  const dbFiles = ((await getFiles({ file_id: { $in: file_ids } })) ?? []).concat(resourceFiles);
+  const dbFiles = (
+    (await getFiles(
+      { file_id: { $in: file_ids } },
+      null,
+      { text: 0 },
+      { userId: req?.user?.id, agentId },
+    )) ?? []
+  ).concat(resourceFiles);
 
   const files = [];
   const sessions = new Map();

api/server/services/MCP.js

@@ -2,16 +2,16 @@ const { z } = require('zod');
 const { tool } = require('@langchain/core/tools');
 const { logger } = require('@librechat/data-schemas');
 const { Time, CacheKeys, StepTypes } = require('librechat-data-provider');
-const { sendEvent, normalizeServerName, MCPOAuthHandler } = require('@librechat/api');
 const { Constants: AgentConstants, Providers, GraphEvents } = require('@librechat/agents');
+const { Constants, ContentTypes, isAssistantsEndpoint } = require('librechat-data-provider');
 const {
-  Constants,
-  ContentTypes,
-  isAssistantsEndpoint,
-  convertJsonSchemaToZod,
-} = require('librechat-data-provider');
-const { getMCPManager, getFlowStateManager } = require('~/config');
+  sendEvent,
+  MCPOAuthHandler,
+  normalizeServerName,
+  convertWithResolvedRefs,
+} = require('@librechat/api');
 const { findToken, createToken, updateToken } = require('~/models');
+const { getMCPManager, getFlowStateManager } = require('~/config');
 const { getCachedTools } = require('./Config');
 const { getLogStores } = require('~/cache');
 
@@ -104,7 +104,7 @@ function createAbortHandler({ userId, serverName, toolName, flowManager }) {
  * @returns { Promise<typeof tool | { _call: (toolInput: Object | string) => unknown}> } An object with `_call` method to execute the tool input.
  */
 async function createMCPTool({ req, res, toolKey, provider: _provider }) {
-  const availableTools = await getCachedTools({ includeGlobal: true });
+  const availableTools = await getCachedTools({ userId: req.user?.id, includeGlobal: true });
   const toolDefinition = availableTools?.[toolKey]?.function;
   if (!toolDefinition) {
     logger.error(`Tool ${toolKey} not found in available tools`);
@@ -113,7 +113,7 @@ async function createMCPTool({ req, res, toolKey, provider: _provider }) {
   /** @type {LCTool} */
   const { description, parameters } = toolDefinition;
   const isGoogle = _provider === Providers.VERTEXAI || _provider === Providers.GOOGLE;
-  let schema = convertJsonSchemaToZod(parameters, {
+  let schema = convertWithResolvedRefs(parameters, {
     allowEmptyObject: !isGoogle,
     transformOneOfAnyOf: true,
   });

api/server/services/PluginService.js

@@ -8,6 +8,7 @@ const { findOnePluginAuth, updatePluginAuth, deletePluginAuth } = require('~/mod
  * @param {string} userId - The unique identifier of the user for whom the plugin authentication value is to be retrieved.
  * @param {string} authField - The specific authentication field (e.g., 'API_KEY', 'URL') whose value is to be retrieved and decrypted.
  * @param {boolean} throwError - Whether to throw an error if the authentication value does not exist. Defaults to `true`.
+ * @param {string} [pluginKey] - Optional plugin key to make the lookup more specific to a particular plugin.
  * @returns {Promise<string|null>} A promise that resolves to the decrypted authentication value if found, or `null` if no such authentication value exists for the given user and field.
  *
  * The function throws an error if it encounters any issue during the retrieval or decryption process, or if the authentication value does not exist.
@@ -20,14 +21,28 @@ const { findOnePluginAuth, updatePluginAuth, deletePluginAuth } = require('~/mod
  *   console.error(err);
  * });
  *
+ * @example
+ * // To get the decrypted value of the 'API_KEY' field for a specific plugin:
+ * getUserPluginAuthValue('12345', 'API_KEY', true, 'mcp-server-name').then(value => {
+ *   console.log(value);
+ * }).catch(err => {
+ *   console.error(err);
+ * });
+ *
  * @throws {Error} Throws an error if there's an issue during the retrieval or decryption process, or if the authentication value does not exist.
  * @async
  */
-const getUserPluginAuthValue = async (userId, authField, throwError = true) => {
+const getUserPluginAuthValue = async (userId, authField, throwError = true, pluginKey) => {
   try {
-    const pluginAuth = await findOnePluginAuth({ userId, authField });
+    const searchParams = { userId, authField };
+    if (pluginKey) {
+      searchParams.pluginKey = pluginKey;
+    }
+
+    const pluginAuth = await findOnePluginAuth(searchParams);
     if (!pluginAuth) {
-      throw new Error(`No plugin auth ${authField} found for user ${userId}`);
+      const pluginInfo = pluginKey ? ` for plugin ${pluginKey}` : '';
+      throw new Error(`No plugin auth ${authField} found for user ${userId}${pluginInfo}`);
     }
 
     const decryptedValue = await decrypt(pluginAuth.value);

api/server/services/ToolService.js

@@ -226,7 +226,7 @@ async function processRequiredActions(client, requiredActions) {
     `[required actions] user: ${client.req.user.id} | thread_id: ${requiredActions[0].thread_id} | run_id: ${requiredActions[0].run_id}`,
     requiredActions,
   );
-  const toolDefinitions = await getCachedTools({ includeGlobal: true });
+  const toolDefinitions = await getCachedTools({ userId: client.req.user.id, includeGlobal: true });
   const seenToolkits = new Set();
   const tools = requiredActions
     .map((action) => {

api/server/services/initializeMCPs.js

@@ -9,20 +9,35 @@ const { getLogStores } = require('~/cache');
  * Initialize MCP servers
  * @param {import('express').Application} app - Express app instance
  */
-async function initializeMCP(app) {
+async function initializeMCPs(app) {
   const mcpServers = app.locals.mcpConfig;
   if (!mcpServers) {
     return;
   }
 
+  // Filter out servers with startup: false
+  const filteredServers = {};
+  for (const [name, config] of Object.entries(mcpServers)) {
+    if (config.startup === false) {
+      logger.info(`Skipping MCP server '${name}' due to startup: false`);
+      continue;
+    }
+    filteredServers[name] = config;
+  }
+
+  if (Object.keys(filteredServers).length === 0) {
+    logger.info('[MCP] No MCP servers to initialize (all skipped or none configured)');
+    return;
+  }
+
   logger.info('Initializing MCP servers...');
   const mcpManager = getMCPManager();
   const flowsCache = getLogStores(CacheKeys.FLOWS);
   const flowManager = flowsCache ? getFlowStateManager(flowsCache) : null;
 
   try {
-    await mcpManager.initializeMCP({
-      mcpServers,
+    await mcpManager.initializeMCPs({
+      mcpServers: filteredServers,
       flowManager,
       tokenMethods: {
         findToken,
@@ -44,10 +59,14 @@ async function initializeMCP(app) {
     await mcpManager.mapAvailableTools(toolsCopy, flowManager);
     await setCachedTools(toolsCopy, { isGlobal: true });
 
+    const cache = getLogStores(CacheKeys.CONFIG_STORE);
+    await cache.delete(CacheKeys.TOOLS);
+    logger.debug('Cleared tools array cache after MCP initialization');
+
     logger.info('MCP servers initialized successfully');
   } catch (error) {
     logger.error('Failed to initialize MCP servers:', error);
   }
 }
 
-module.exports = initializeMCP;
+module.exports = initializeMCPs;

api/server/services/start/assistants.js

@@ -52,6 +52,11 @@ function assistantsConfigSetup(config, assistantsEndpoint, prevConfig = {}) {
     privateAssistants: parsedConfig.privateAssistants,
     timeoutMs: parsedConfig.timeoutMs,
     streamRate: parsedConfig.streamRate,
+    titlePrompt: parsedConfig.titlePrompt,
+    titleMethod: parsedConfig.titleMethod,
+    titleModel: parsedConfig.titleModel,
+    titleEndpoint: parsedConfig.titleEndpoint,
+    titlePromptTemplate: parsedConfig.titlePromptTemplate,
   };
 }
 

api/server/services/start/checks.js

@@ -1,6 +1,6 @@
+const { webSearchKeys } = require('@librechat/api');
 const {
   Constants,
-  webSearchKeys,
   deprecatedAzureVariables,
   conflictingAzureVariables,
   extractVariableName,

api/server/services/start/interface.js

@@ -50,6 +50,7 @@ async function loadDefaultInterface(config, configDefaults, roleName = SystemRol
     temporaryChat: interfaceConfig?.temporaryChat ?? defaults.temporaryChat,
     runCode: interfaceConfig?.runCode ?? defaults.runCode,
     webSearch: interfaceConfig?.webSearch ?? defaults.webSearch,
+    fileSearch: interfaceConfig?.fileSearch ?? defaults.fileSearch,
     customWelcome: interfaceConfig?.customWelcome ?? defaults.customWelcome,
   });
 
@@ -65,6 +66,7 @@ async function loadDefaultInterface(config, configDefaults, roleName = SystemRol
     [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: loadedInterface.temporaryChat },
     [PermissionTypes.RUN_CODE]: { [Permissions.USE]: loadedInterface.runCode },
     [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: loadedInterface.webSearch },
+    [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: loadedInterface.fileSearch },
   });
   await updateAccessPermissions(SystemRoles.ADMIN, {
     [PermissionTypes.PROMPTS]: { [Permissions.USE]: loadedInterface.prompts },
@@ -78,6 +80,7 @@ async function loadDefaultInterface(config, configDefaults, roleName = SystemRol
     [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: loadedInterface.temporaryChat },
     [PermissionTypes.RUN_CODE]: { [Permissions.USE]: loadedInterface.runCode },
     [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: loadedInterface.webSearch },
+    [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: loadedInterface.fileSearch },
   });
 
   let i = 0;

api/server/services/start/interface.spec.js

@@ -18,6 +18,7 @@ describe('loadDefaultInterface', () => {
         temporaryChat: true,
         runCode: true,
         webSearch: true,
+        fileSearch: true,
       },
     };
     const configDefaults = { interface: {} };
@@ -27,12 +28,13 @@ describe('loadDefaultInterface', () => {
     expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
       [PermissionTypes.PROMPTS]: { [Permissions.USE]: true },
       [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: true },
-      [PermissionTypes.MEMORIES]: { [Permissions.USE]: true },
+      [PermissionTypes.MEMORIES]: { [Permissions.USE]: true, [Permissions.OPT_OUT]: undefined },
       [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: true },
       [PermissionTypes.AGENTS]: { [Permissions.USE]: true },
       [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: true },
       [PermissionTypes.RUN_CODE]: { [Permissions.USE]: true },
       [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: true },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: true },
     });
   });
 
@@ -47,6 +49,7 @@ describe('loadDefaultInterface', () => {
         temporaryChat: false,
         runCode: false,
         webSearch: false,
+        fileSearch: false,
       },
     };
     const configDefaults = { interface: {} };
@@ -56,12 +59,13 @@ describe('loadDefaultInterface', () => {
     expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
       [PermissionTypes.PROMPTS]: { [Permissions.USE]: false },
       [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: false },
-      [PermissionTypes.MEMORIES]: { [Permissions.USE]: false },
+      [PermissionTypes.MEMORIES]: { [Permissions.USE]: false, [Permissions.OPT_OUT]: undefined },
       [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: false },
       [PermissionTypes.AGENTS]: { [Permissions.USE]: false },
       [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: false },
       [PermissionTypes.RUN_CODE]: { [Permissions.USE]: false },
       [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: false },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: false },
     });
   });
 
@@ -74,12 +78,16 @@ describe('loadDefaultInterface', () => {
     expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
       [PermissionTypes.PROMPTS]: { [Permissions.USE]: undefined },
       [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: undefined },
-      [PermissionTypes.MEMORIES]: { [Permissions.USE]: undefined },
+      [PermissionTypes.MEMORIES]: {
+        [Permissions.USE]: undefined,
+        [Permissions.OPT_OUT]: undefined,
+      },
       [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: undefined },
       [PermissionTypes.AGENTS]: { [Permissions.USE]: undefined },
       [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: undefined },
       [PermissionTypes.RUN_CODE]: { [Permissions.USE]: undefined },
       [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: undefined },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: undefined },
     });
   });
 
@@ -94,6 +102,7 @@ describe('loadDefaultInterface', () => {
         temporaryChat: undefined,
         runCode: undefined,
         webSearch: undefined,
+        fileSearch: undefined,
       },
     };
     const configDefaults = { interface: {} };
@@ -103,12 +112,16 @@ describe('loadDefaultInterface', () => {
     expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
       [PermissionTypes.PROMPTS]: { [Permissions.USE]: undefined },
       [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: undefined },
-      [PermissionTypes.MEMORIES]: { [Permissions.USE]: undefined },
+      [PermissionTypes.MEMORIES]: {
+        [Permissions.USE]: undefined,
+        [Permissions.OPT_OUT]: undefined,
+      },
       [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: undefined },
       [PermissionTypes.AGENTS]: { [Permissions.USE]: undefined },
       [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: undefined },
       [PermissionTypes.RUN_CODE]: { [Permissions.USE]: undefined },
       [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: undefined },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: undefined },
     });
   });
 
@@ -123,6 +136,7 @@ describe('loadDefaultInterface', () => {
         temporaryChat: undefined,
         runCode: false,
         webSearch: true,
+        fileSearch: false,
       },
     };
     const configDefaults = { interface: {} };
@@ -132,12 +146,13 @@ describe('loadDefaultInterface', () => {
     expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
       [PermissionTypes.PROMPTS]: { [Permissions.USE]: true },
       [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: false },
-      [PermissionTypes.MEMORIES]: { [Permissions.USE]: true },
+      [PermissionTypes.MEMORIES]: { [Permissions.USE]: true, [Permissions.OPT_OUT]: undefined },
       [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: undefined },
       [PermissionTypes.AGENTS]: { [Permissions.USE]: true },
       [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: undefined },
       [PermissionTypes.RUN_CODE]: { [Permissions.USE]: false },
       [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: true },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: false },
     });
   });
 
@@ -153,6 +168,7 @@ describe('loadDefaultInterface', () => {
         temporaryChat: true,
         runCode: true,
         webSearch: true,
+        fileSearch: true,
       },
     };
 
@@ -161,12 +177,13 @@ describe('loadDefaultInterface', () => {
     expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
       [PermissionTypes.PROMPTS]: { [Permissions.USE]: true },
       [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: true },
-      [PermissionTypes.MEMORIES]: { [Permissions.USE]: true },
+      [PermissionTypes.MEMORIES]: { [Permissions.USE]: true, [Permissions.OPT_OUT]: undefined },
       [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: true },
       [PermissionTypes.AGENTS]: { [Permissions.USE]: true },
       [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: true },
       [PermissionTypes.RUN_CODE]: { [Permissions.USE]: true },
       [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: true },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: true },
     });
   });
 
@@ -179,12 +196,16 @@ describe('loadDefaultInterface', () => {
     expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
       [PermissionTypes.PROMPTS]: { [Permissions.USE]: undefined },
       [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: undefined },
-      [PermissionTypes.MEMORIES]: { [Permissions.USE]: undefined },
+      [PermissionTypes.MEMORIES]: {
+        [Permissions.USE]: undefined,
+        [Permissions.OPT_OUT]: undefined,
+      },
       [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: true },
       [PermissionTypes.AGENTS]: { [Permissions.USE]: undefined },
       [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: undefined },
       [PermissionTypes.RUN_CODE]: { [Permissions.USE]: undefined },
       [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: undefined },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: undefined },
     });
   });
 
@@ -197,12 +218,16 @@ describe('loadDefaultInterface', () => {
     expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
       [PermissionTypes.PROMPTS]: { [Permissions.USE]: undefined },
       [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: undefined },
-      [PermissionTypes.MEMORIES]: { [Permissions.USE]: undefined },
+      [PermissionTypes.MEMORIES]: {
+        [Permissions.USE]: undefined,
+        [Permissions.OPT_OUT]: undefined,
+      },
       [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: false },
       [PermissionTypes.AGENTS]: { [Permissions.USE]: undefined },
       [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: undefined },
       [PermissionTypes.RUN_CODE]: { [Permissions.USE]: undefined },
       [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: undefined },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: undefined },
     });
   });
 
@@ -215,12 +240,16 @@ describe('loadDefaultInterface', () => {
     expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
       [PermissionTypes.PROMPTS]: { [Permissions.USE]: undefined },
       [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: undefined },
-      [PermissionTypes.MEMORIES]: { [Permissions.USE]: undefined },
+      [PermissionTypes.MEMORIES]: {
+        [Permissions.USE]: undefined,
+        [Permissions.OPT_OUT]: undefined,
+      },
       [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: undefined },
       [PermissionTypes.AGENTS]: { [Permissions.USE]: undefined },
       [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: undefined },
       [PermissionTypes.RUN_CODE]: { [Permissions.USE]: undefined },
       [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: undefined },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: undefined },
     });
   });
 
@@ -234,6 +263,7 @@ describe('loadDefaultInterface', () => {
         agents: false,
         temporaryChat: true,
         runCode: false,
+        fileSearch: true,
       },
     };
     const configDefaults = { interface: {} };
@@ -243,12 +273,13 @@ describe('loadDefaultInterface', () => {
     expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
       [PermissionTypes.PROMPTS]: { [Permissions.USE]: true },
       [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: false },
-      [PermissionTypes.MEMORIES]: { [Permissions.USE]: true },
+      [PermissionTypes.MEMORIES]: { [Permissions.USE]: true, [Permissions.OPT_OUT]: undefined },
       [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: true },
       [PermissionTypes.AGENTS]: { [Permissions.USE]: false },
       [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: true },
       [PermissionTypes.RUN_CODE]: { [Permissions.USE]: false },
       [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: undefined },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: true },
     });
   });
 
@@ -264,6 +295,7 @@ describe('loadDefaultInterface', () => {
         temporaryChat: undefined,
         runCode: undefined,
         webSearch: undefined,
+        fileSearch: true,
       },
     };
 
@@ -272,12 +304,13 @@ describe('loadDefaultInterface', () => {
     expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
       [PermissionTypes.PROMPTS]: { [Permissions.USE]: true },
       [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: true },
-      [PermissionTypes.MEMORIES]: { [Permissions.USE]: false },
+      [PermissionTypes.MEMORIES]: { [Permissions.USE]: false, [Permissions.OPT_OUT]: undefined },
       [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: false },
       [PermissionTypes.AGENTS]: { [Permissions.USE]: undefined },
       [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: undefined },
       [PermissionTypes.RUN_CODE]: { [Permissions.USE]: undefined },
       [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: undefined },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: true },
     });
   });
 
@@ -300,12 +333,90 @@ describe('loadDefaultInterface', () => {
     expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
       [PermissionTypes.PROMPTS]: { [Permissions.USE]: true },
       [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: false },
-      [PermissionTypes.MEMORIES]: { [Permissions.USE]: true },
+      [PermissionTypes.MEMORIES]: { [Permissions.USE]: true, [Permissions.OPT_OUT]: undefined },
       [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: true },
       [PermissionTypes.AGENTS]: { [Permissions.USE]: false },
       [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: true },
       [PermissionTypes.RUN_CODE]: { [Permissions.USE]: false },
       [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: undefined },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: undefined },
+    });
+  });
+
+  it('should call updateAccessPermissions with the correct parameters when FILE_SEARCH is true', async () => {
+    const config = {
+      interface: {
+        fileSearch: true,
+      },
+    };
+    const configDefaults = { interface: {} };
+
+    await loadDefaultInterface(config, configDefaults);
+
+    expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
+      [PermissionTypes.PROMPTS]: { [Permissions.USE]: undefined },
+      [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: undefined },
+      [PermissionTypes.MEMORIES]: { [Permissions.USE]: undefined },
+      [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: undefined },
+      [PermissionTypes.AGENTS]: { [Permissions.USE]: undefined },
+      [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: undefined },
+      [PermissionTypes.RUN_CODE]: { [Permissions.USE]: undefined },
+      [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: undefined },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: true },
+    });
+  });
+
+  it('should call updateAccessPermissions with false when FILE_SEARCH is false', async () => {
+    const config = {
+      interface: {
+        fileSearch: false,
+      },
+    };
+    const configDefaults = { interface: {} };
+
+    await loadDefaultInterface(config, configDefaults);
+
+    expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
+      [PermissionTypes.PROMPTS]: { [Permissions.USE]: undefined },
+      [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: undefined },
+      [PermissionTypes.MEMORIES]: { [Permissions.USE]: undefined },
+      [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: undefined },
+      [PermissionTypes.AGENTS]: { [Permissions.USE]: undefined },
+      [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: undefined },
+      [PermissionTypes.RUN_CODE]: { [Permissions.USE]: undefined },
+      [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: undefined },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: false },
+    });
+  });
+
+  it('should call updateAccessPermissions with all interface options including fileSearch', async () => {
+    const config = {
+      interface: {
+        prompts: true,
+        bookmarks: false,
+        memories: true,
+        multiConvo: true,
+        agents: false,
+        temporaryChat: true,
+        runCode: false,
+        webSearch: true,
+        fileSearch: true,
+      },
+    };
+    const configDefaults = { interface: {} };
+
+    await loadDefaultInterface(config, configDefaults);
+
+    expect(updateAccessPermissions).toHaveBeenCalledWith(SystemRoles.USER, {
+      [PermissionTypes.PROMPTS]: { [Permissions.USE]: true },
+      [PermissionTypes.BOOKMARKS]: { [Permissions.USE]: false },
+      [PermissionTypes.MEMORIES]: { [Permissions.USE]: true, [Permissions.OPT_OUT]: undefined },
+      [PermissionTypes.MULTI_CONVO]: { [Permissions.USE]: true },
+      [PermissionTypes.AGENTS]: { [Permissions.USE]: false },
+      [PermissionTypes.TEMPORARY_CHAT]: { [Permissions.USE]: true },
+      [PermissionTypes.RUN_CODE]: { [Permissions.USE]: false },
+      [PermissionTypes.WEB_SEARCH]: { [Permissions.USE]: true },
+      [PermissionTypes.FILE_SEARCH]: { [Permissions.USE]: true },
     });
   });
 });

api/server/socialLogins.js

@@ -1,8 +1,5 @@
-const { Keyv } = require('keyv');
 const passport = require('passport');
 const session = require('express-session');
-const MemoryStore = require('memorystore')(session);
-const RedisStore = require('connect-redis').default;
 const {
   setupOpenId,
   googleLogin,
@@ -14,8 +11,9 @@ const {
   openIdJwtLogin,
 } = require('~/strategies');
 const { isEnabled } = require('~/server/utils');
-const keyvRedis = require('~/cache/keyvRedis');
 const { logger } = require('~/config');
+const { getLogStores } = require('~/cache');
+const { CacheKeys } = require('librechat-data-provider');
 
 /**
  *
@@ -51,17 +49,8 @@ const configureSocialLogins = async (app) => {
       secret: process.env.OPENID_SESSION_SECRET,
       resave: false,
       saveUninitialized: false,
+      store: getLogStores(CacheKeys.OPENID_SESSION),
     };
-    if (isEnabled(process.env.USE_REDIS)) {
-      logger.debug('Using Redis for session storage in OpenID...');
-      const keyv = new Keyv({ store: keyvRedis });
-      const client = keyv.opts.store.client;
-      sessionOptions.store = new RedisStore({ client, prefix: 'openid_session' });
-    } else {
-      sessionOptions.store = new MemoryStore({
-        checkPeriod: 86400000, // prune expired entries every 24h
-      });
-    }
     app.use(session(sessionOptions));
     app.use(passport.session());
     const config = await setupOpenId();
@@ -82,17 +71,8 @@ const configureSocialLogins = async (app) => {
       secret: process.env.SAML_SESSION_SECRET,
       resave: false,
       saveUninitialized: false,
+      store: getLogStores(CacheKeys.SAML_SESSION),
     };
-    if (isEnabled(process.env.USE_REDIS)) {
-      logger.debug('Using Redis for session storage in SAML...');
-      const keyv = new Keyv({ store: keyvRedis });
-      const client = keyv.opts.store.client;
-      sessionOptions.store = new RedisStore({ client, prefix: 'saml_session' });
-    } else {
-      sessionOptions.store = new MemoryStore({
-        checkPeriod: 86400000, // prune expired entries every 24h
-      });
-    }
     app.use(session(sessionOptions));
     app.use(passport.session());
     setupSaml();

api/server/utils/__tests__/staticCache.spec.js

@@ -0,0 +1,407 @@
+const fs = require('fs');
+const path = require('path');
+const express = require('express');
+const request = require('supertest');
+const zlib = require('zlib');
+const staticCache = require('../staticCache');
+
+describe('staticCache', () => {
+  let app;
+  let testDir;
+  let testFile;
+  let indexFile;
+  let manifestFile;
+  let swFile;
+
+  beforeAll(() => {
+    // Create a test directory and files
+    testDir = path.join(__dirname, 'test-static');
+    if (!fs.existsSync(testDir)) {
+      fs.mkdirSync(testDir, { recursive: true });
+    }
+
+    // Create test files
+    testFile = path.join(testDir, 'test.js');
+    indexFile = path.join(testDir, 'index.html');
+    manifestFile = path.join(testDir, 'manifest.json');
+    swFile = path.join(testDir, 'sw.js');
+
+    const jsContent = 'console.log("test");';
+    const htmlContent = '<html><body>Test</body></html>';
+    const jsonContent = '{"name": "test"}';
+    const swContent = 'self.addEventListener("install", () => {});';
+
+    fs.writeFileSync(testFile, jsContent);
+    fs.writeFileSync(indexFile, htmlContent);
+    fs.writeFileSync(manifestFile, jsonContent);
+    fs.writeFileSync(swFile, swContent);
+
+    // Create gzipped versions of some files
+    fs.writeFileSync(testFile + '.gz', zlib.gzipSync(jsContent));
+    fs.writeFileSync(path.join(testDir, 'test.css'), 'body { color: red; }');
+    fs.writeFileSync(path.join(testDir, 'test.css.gz'), zlib.gzipSync('body { color: red; }'));
+
+    // Create a file that only exists in gzipped form
+    fs.writeFileSync(
+      path.join(testDir, 'only-gzipped.js.gz'),
+      zlib.gzipSync('console.log("only gzipped");'),
+    );
+
+    // Create a subdirectory for dist/images testing
+    const distImagesDir = path.join(testDir, 'dist', 'images');
+    fs.mkdirSync(distImagesDir, { recursive: true });
+    fs.writeFileSync(path.join(distImagesDir, 'logo.png'), 'fake-png-data');
+  });
+
+  afterAll(() => {
+    // Clean up test files
+    if (fs.existsSync(testDir)) {
+      fs.rmSync(testDir, { recursive: true, force: true });
+    }
+  });
+
+  beforeEach(() => {
+    app = express();
+
+    // Clear environment variables
+    delete process.env.NODE_ENV;
+    delete process.env.STATIC_CACHE_S_MAX_AGE;
+    delete process.env.STATIC_CACHE_MAX_AGE;
+  });
+  describe('cache headers in production', () => {
+    beforeEach(() => {
+      process.env.NODE_ENV = 'production';
+    });
+
+    it('should set standard cache headers for regular files', async () => {
+      app.use(staticCache(testDir));
+
+      const response = await request(app).get('/test.js').expect(200);
+
+      expect(response.headers['cache-control']).toBe('public, max-age=172800, s-maxage=86400');
+    });
+
+    it('should set no-cache headers for index.html', async () => {
+      app.use(staticCache(testDir));
+
+      const response = await request(app).get('/index.html').expect(200);
+
+      expect(response.headers['cache-control']).toBe('no-store, no-cache, must-revalidate');
+    });
+
+    it('should set no-cache headers for manifest.json', async () => {
+      app.use(staticCache(testDir));
+
+      const response = await request(app).get('/manifest.json').expect(200);
+
+      expect(response.headers['cache-control']).toBe('no-store, no-cache, must-revalidate');
+    });
+
+    it('should set no-cache headers for sw.js', async () => {
+      app.use(staticCache(testDir));
+
+      const response = await request(app).get('/sw.js').expect(200);
+
+      expect(response.headers['cache-control']).toBe('no-store, no-cache, must-revalidate');
+    });
+
+    it('should not set cache headers for /dist/images/ files', async () => {
+      app.use(staticCache(testDir));
+
+      const response = await request(app).get('/dist/images/logo.png').expect(200);
+
+      expect(response.headers['cache-control']).toBe('public, max-age=0');
+    });
+
+    it('should set no-cache headers when noCache option is true', async () => {
+      app.use(staticCache(testDir, { noCache: true }));
+
+      const response = await request(app).get('/test.js').expect(200);
+
+      expect(response.headers['cache-control']).toBe('no-store, no-cache, must-revalidate');
+    });
+  });
+
+  describe('cache headers in non-production', () => {
+    beforeEach(() => {
+      process.env.NODE_ENV = 'development';
+    });
+
+    it('should not set cache headers in development', async () => {
+      app.use(staticCache(testDir));
+
+      const response = await request(app).get('/test.js').expect(200);
+
+      // Our middleware should not set cache-control in non-production
+      // Express static might set its own default headers
+      const cacheControl = response.headers['cache-control'];
+      expect(cacheControl).toBe('public, max-age=0');
+    });
+  });
+
+  describe('environment variable configuration', () => {
+    beforeEach(() => {
+      process.env.NODE_ENV = 'production';
+    });
+
+    it('should use custom s-maxage from environment', async () => {
+      process.env.STATIC_CACHE_S_MAX_AGE = '3600';
+
+      // Need to re-require to pick up new env vars
+      jest.resetModules();
+      const freshStaticCache = require('../staticCache');
+
+      app.use(freshStaticCache(testDir));
+
+      const response = await request(app).get('/test.js').expect(200);
+
+      expect(response.headers['cache-control']).toBe('public, max-age=172800, s-maxage=3600');
+    });
+
+    it('should use custom max-age from environment', async () => {
+      process.env.STATIC_CACHE_MAX_AGE = '7200';
+
+      // Need to re-require to pick up new env vars
+      jest.resetModules();
+      const freshStaticCache = require('../staticCache');
+
+      app.use(freshStaticCache(testDir));
+
+      const response = await request(app).get('/test.js').expect(200);
+
+      expect(response.headers['cache-control']).toBe('public, max-age=7200, s-maxage=86400');
+    });
+
+    it('should use both custom values from environment', async () => {
+      process.env.STATIC_CACHE_S_MAX_AGE = '1800';
+      process.env.STATIC_CACHE_MAX_AGE = '3600';
+
+      // Need to re-require to pick up new env vars
+      jest.resetModules();
+      const freshStaticCache = require('../staticCache');
+
+      app.use(freshStaticCache(testDir));
+
+      const response = await request(app).get('/test.js').expect(200);
+
+      expect(response.headers['cache-control']).toBe('public, max-age=3600, s-maxage=1800');
+    });
+  });
+
+  describe('express-static-gzip behavior', () => {
+    beforeEach(() => {
+      process.env.NODE_ENV = 'production';
+    });
+
+    it('should serve gzipped files when client accepts gzip encoding', async () => {
+      app.use(staticCache(testDir, { skipGzipScan: false }));
+
+      const response = await request(app)
+        .get('/test.js')
+        .set('Accept-Encoding', 'gzip, deflate')
+        .expect(200);
+
+      expect(response.headers['content-encoding']).toBe('gzip');
+      expect(response.headers['content-type']).toMatch(/javascript/);
+      expect(response.headers['cache-control']).toBe('public, max-age=172800, s-maxage=86400');
+      // Content should be decompressed by supertest
+      expect(response.text).toBe('console.log("test");');
+    });
+
+    it('should fall back to uncompressed files when client does not accept gzip', async () => {
+      app.use(staticCache(testDir, { skipGzipScan: false }));
+
+      const response = await request(app)
+        .get('/test.js')
+        .set('Accept-Encoding', 'identity')
+        .expect(200);
+
+      expect(response.headers['content-encoding']).toBeUndefined();
+      expect(response.headers['content-type']).toMatch(/javascript/);
+      expect(response.text).toBe('console.log("test");');
+    });
+
+    it('should serve gzipped CSS files with correct content-type', async () => {
+      app.use(staticCache(testDir, { skipGzipScan: false }));
+
+      const response = await request(app)
+        .get('/test.css')
+        .set('Accept-Encoding', 'gzip')
+        .expect(200);
+
+      expect(response.headers['content-encoding']).toBe('gzip');
+      expect(response.headers['content-type']).toMatch(/css/);
+      expect(response.text).toBe('body { color: red; }');
+    });
+
+    it('should serve uncompressed files when no gzipped version exists', async () => {
+      app.use(staticCache(testDir, { skipGzipScan: false }));
+
+      const response = await request(app)
+        .get('/manifest.json')
+        .set('Accept-Encoding', 'gzip')
+        .expect(200);
+
+      expect(response.headers['content-encoding']).toBeUndefined();
+      expect(response.headers['content-type']).toMatch(/json/);
+      expect(response.text).toBe('{"name": "test"}');
+    });
+
+    it('should handle files that only exist in gzipped form', async () => {
+      app.use(staticCache(testDir, { skipGzipScan: false }));
+
+      const response = await request(app)
+        .get('/only-gzipped.js')
+        .set('Accept-Encoding', 'gzip')
+        .expect(200);
+
+      expect(response.headers['content-encoding']).toBe('gzip');
+      expect(response.headers['content-type']).toMatch(/javascript/);
+      expect(response.text).toBe('console.log("only gzipped");');
+    });
+
+    it('should return 404 for gzip-only files when client does not accept gzip', async () => {
+      app.use(staticCache(testDir, { skipGzipScan: false }));
+
+      const response = await request(app)
+        .get('/only-gzipped.js')
+        .set('Accept-Encoding', 'identity');
+      expect(response.status).toBe(404);
+    });
+
+    it('should handle cache headers correctly for gzipped content', async () => {
+      app.use(staticCache(testDir, { skipGzipScan: false }));
+
+      const response = await request(app)
+        .get('/test.js')
+        .set('Accept-Encoding', 'gzip')
+        .expect(200);
+
+      expect(response.headers['content-encoding']).toBe('gzip');
+      expect(response.headers['cache-control']).toBe('public, max-age=172800, s-maxage=86400');
+      expect(response.headers['content-type']).toMatch(/javascript/);
+    });
+
+    it('should preserve original MIME types for gzipped files', async () => {
+      app.use(staticCache(testDir, { skipGzipScan: false }));
+
+      const jsResponse = await request(app)
+        .get('/test.js')
+        .set('Accept-Encoding', 'gzip')
+        .expect(200);
+
+      const cssResponse = await request(app)
+        .get('/test.css')
+        .set('Accept-Encoding', 'gzip')
+        .expect(200);
+
+      expect(jsResponse.headers['content-type']).toMatch(/javascript/);
+      expect(cssResponse.headers['content-type']).toMatch(/css/);
+      expect(jsResponse.headers['content-encoding']).toBe('gzip');
+      expect(cssResponse.headers['content-encoding']).toBe('gzip');
+    });
+  });
+
+  describe('skipGzipScan option comparison', () => {
+    beforeEach(() => {
+      process.env.NODE_ENV = 'production';
+    });
+
+    it('should use express.static (no gzip) when skipGzipScan is true', async () => {
+      app.use(staticCache(testDir, { skipGzipScan: true }));
+
+      const response = await request(app)
+        .get('/test.js')
+        .set('Accept-Encoding', 'gzip')
+        .expect(200);
+
+      // Should NOT serve gzipped version even though client accepts it
+      expect(response.headers['content-encoding']).toBeUndefined();
+      expect(response.headers['cache-control']).toBe('public, max-age=172800, s-maxage=86400');
+      expect(response.text).toBe('console.log("test");');
+    });
+
+    it('should use expressStaticGzip when skipGzipScan is false', async () => {
+      app.use(staticCache(testDir));
+
+      const response = await request(app)
+        .get('/test.js')
+        .set('Accept-Encoding', 'gzip')
+        .expect(200);
+
+      // Should serve gzipped version when client accepts it
+      expect(response.headers['content-encoding']).toBe('gzip');
+      expect(response.headers['cache-control']).toBe('public, max-age=172800, s-maxage=86400');
+      expect(response.text).toBe('console.log("test");');
+    });
+  });
+
+  describe('file serving', () => {
+    beforeEach(() => {
+      process.env.NODE_ENV = 'production';
+    });
+
+    it('should serve files correctly', async () => {
+      app.use(staticCache(testDir));
+
+      const response = await request(app).get('/test.js').expect(200);
+
+      expect(response.text).toBe('console.log("test");');
+      expect(response.headers['content-type']).toMatch(/javascript|text/);
+    });
+
+    it('should return 404 for non-existent files', async () => {
+      app.use(staticCache(testDir));
+
+      const response = await request(app).get('/nonexistent.js');
+      expect(response.status).toBe(404);
+    });
+
+    it('should serve HTML files', async () => {
+      app.use(staticCache(testDir));
+
+      const response = await request(app).get('/index.html').expect(200);
+
+      expect(response.text).toBe('<html><body>Test</body></html>');
+      expect(response.headers['content-type']).toMatch(/html/);
+    });
+  });
+
+  describe('edge cases', () => {
+    beforeEach(() => {
+      process.env.NODE_ENV = 'production';
+    });
+
+    it('should handle webmanifest files', async () => {
+      // Create a webmanifest file
+      const webmanifestFile = path.join(testDir, 'site.webmanifest');
+      fs.writeFileSync(webmanifestFile, '{"name": "test app"}');
+
+      app.use(staticCache(testDir));
+
+      const response = await request(app).get('/site.webmanifest').expect(200);
+
+      expect(response.headers['cache-control']).toBe('no-store, no-cache, must-revalidate');
+
+      // Clean up
+      fs.unlinkSync(webmanifestFile);
+    });
+
+    it('should handle files in subdirectories', async () => {
+      const subDir = path.join(testDir, 'subdir');
+      fs.mkdirSync(subDir, { recursive: true });
+      const subFile = path.join(subDir, 'nested.js');
+      fs.writeFileSync(subFile, 'console.log("nested");');
+
+      app.use(staticCache(testDir));
+
+      const response = await request(app).get('/subdir/nested.js').expect(200);
+
+      expect(response.headers['cache-control']).toBe('public, max-age=172800, s-maxage=86400');
+      expect(response.text).toBe('console.log("nested");');
+
+      // Clean up
+      fs.rmSync(subDir, { recursive: true, force: true });
+    });
+  });
+});

api/server/utils/staticCache.js

@@ -1,4 +1,5 @@
 const path = require('path');
+const express = require('express');
 const expressStaticGzip = require('express-static-gzip');
 
 const oneDayInSeconds = 24 * 60 * 60;
@@ -7,44 +8,55 @@ const sMaxAge = process.env.STATIC_CACHE_S_MAX_AGE || oneDayInSeconds;
 const maxAge = process.env.STATIC_CACHE_MAX_AGE || oneDayInSeconds * 2;
 
 /**
- * Creates an Express static middleware with gzip compression and configurable caching
+ * Creates an Express static middleware with optional gzip compression and configurable caching
  *
  * @param {string} staticPath - The file system path to serve static files from
  * @param {Object} [options={}] - Configuration options
  * @param {boolean} [options.noCache=false] - If true, disables caching entirely for all files
- * @returns {ReturnType<expressStaticGzip>} Express middleware function for serving static files
+ * @param {boolean} [options.skipGzipScan=false] - If true, skips expressStaticGzip middleware
+ * @returns {ReturnType<expressStaticGzip>|ReturnType<express.static>} Express middleware function for serving static files
  */
 function staticCache(staticPath, options = {}) {
-  const { noCache = false } = options;
-  return expressStaticGzip(staticPath, {
-    enableBrotli: false,
-    orderPreference: ['gz'],
-    setHeaders: (res, filePath) => {
-      if (process.env.NODE_ENV?.toLowerCase() !== 'production') {
-        return;
-      }
-      if (noCache) {
-        res.setHeader('Cache-Control', 'no-store, no-cache, must-revalidate');
-        return;
-      }
-      if (filePath.includes('/dist/images/')) {
-        return;
-      }
-      const fileName = path.basename(filePath);
+  const { noCache = false, skipGzipScan = false } = options;
 
-      if (
-        fileName === 'index.html' ||
-        fileName.endsWith('.webmanifest') ||
-        fileName === 'manifest.json' ||
-        fileName === 'sw.js'
-      ) {
-        res.setHeader('Cache-Control', 'no-store, no-cache, must-revalidate');
-      } else {
-        res.setHeader('Cache-Control', `public, max-age=${maxAge}, s-maxage=${sMaxAge}`);
-      }
-    },
-    index: false,
-  });
+  const setHeaders = (res, filePath) => {
+    if (process.env.NODE_ENV?.toLowerCase() !== 'production') {
+      return;
+    }
+    if (noCache) {
+      res.setHeader('Cache-Control', 'no-store, no-cache, must-revalidate');
+      return;
+    }
+    if (filePath && filePath.includes('/dist/images/')) {
+      return;
+    }
+    const fileName = filePath ? path.basename(filePath) : '';
+
+    if (
+      fileName === 'index.html' ||
+      fileName.endsWith('.webmanifest') ||
+      fileName === 'manifest.json' ||
+      fileName === 'sw.js'
+    ) {
+      res.setHeader('Cache-Control', 'no-store, no-cache, must-revalidate');
+    } else {
+      res.setHeader('Cache-Control', `public, max-age=${maxAge}, s-maxage=${sMaxAge}`);
+    }
+  };
+
+  if (skipGzipScan) {
+    return express.static(staticPath, {
+      setHeaders,
+      index: false,
+    });
+  } else {
+    return expressStaticGzip(staticPath, {
+      enableBrotli: false,
+      orderPreference: ['gz'],
+      setHeaders,
+      index: false,
+    });
+  }
 }
 
 module.exports = staticCache;

api/test/jestSetup.js

@@ -10,3 +10,4 @@ process.env.JWT_SECRET = 'test';
 process.env.JWT_REFRESH_SECRET = 'test';
 process.env.CREDS_KEY = 'test';
 process.env.CREDS_IV = 'test';
+process.env.OPENAI_API_KEY = 'test';

api/typedefs.js

@@ -1074,7 +1074,7 @@
 
 /**
  * @exports JsonSchemaType
- * @typedef {import('librechat-data-provider').JsonSchemaType} JsonSchemaType
+ * @typedef {import('@librechat/api').JsonSchemaType} JsonSchemaType
  * @memberof typedefs
  */
 

api/utils/tokens.js

@@ -223,9 +223,17 @@ const xAIModels = {
   'grok-3-fast': 131072,
   'grok-3-mini': 131072,
   'grok-3-mini-fast': 131072,
+  'grok-4': 256000, // 256K context
 };
 
-const aggregateModels = { ...openAIModels, ...googleModels, ...bedrockModels, ...xAIModels };
+const aggregateModels = {
+  ...openAIModels,
+  ...googleModels,
+  ...bedrockModels,
+  ...xAIModels,
+  // misc.
+  kimi: 131000,
+};
 
 const maxTokensMap = {
   [EModelEndpoint.azureOpenAI]: openAIModels,

api/utils/tokens.spec.js

@@ -386,7 +386,7 @@ describe('matchModelName', () => {
   });
 
   it('should return the closest matching key for gpt-4-1106 partial matches', () => {
-    expect(matchModelName('something/gpt-4-1106')).toBe('gpt-4-1106');
+    expect(matchModelName('gpt-4-1106/something')).toBe('gpt-4-1106');
     expect(matchModelName('gpt-4-1106-preview')).toBe('gpt-4-1106');
     expect(matchModelName('gpt-4-1106-vision-preview')).toBe('gpt-4-1106');
   });
@@ -589,6 +589,10 @@ describe('Grok Model Tests - Tokens', () => {
       expect(getModelMaxTokens('grok-3-mini-fast')).toBe(131072);
     });
 
+    test('should return correct tokens for Grok 4 model', () => {
+      expect(getModelMaxTokens('grok-4-0709')).toBe(256000);
+    });
+
     test('should handle partial matches for Grok models with prefixes', () => {
       // Vision models should match before general models
       expect(getModelMaxTokens('xai/grok-2-vision-1212')).toBe(32768);
@@ -606,6 +610,8 @@ describe('Grok Model Tests - Tokens', () => {
       expect(getModelMaxTokens('xai/grok-3-fast')).toBe(131072);
       expect(getModelMaxTokens('xai/grok-3-mini')).toBe(131072);
       expect(getModelMaxTokens('xai/grok-3-mini-fast')).toBe(131072);
+      // Grok 4 model
+      expect(getModelMaxTokens('xai/grok-4-0709')).toBe(256000);
     });
   });
 
@@ -627,6 +633,8 @@ describe('Grok Model Tests - Tokens', () => {
       expect(matchModelName('grok-3-fast')).toBe('grok-3-fast');
       expect(matchModelName('grok-3-mini')).toBe('grok-3-mini');
       expect(matchModelName('grok-3-mini-fast')).toBe('grok-3-mini-fast');
+      // Grok 4 model
+      expect(matchModelName('grok-4-0709')).toBe('grok-4');
     });
 
     test('should match Grok model variations with prefixes', () => {
@@ -646,6 +654,8 @@ describe('Grok Model Tests - Tokens', () => {
       expect(matchModelName('xai/grok-3-fast')).toBe('grok-3-fast');
       expect(matchModelName('xai/grok-3-mini')).toBe('grok-3-mini');
       expect(matchModelName('xai/grok-3-mini-fast')).toBe('grok-3-mini-fast');
+      // Grok 4 model
+      expect(matchModelName('xai/grok-4-0709')).toBe('grok-4');
     });
   });
 });
@@ -704,3 +714,45 @@ describe('Claude Model Tests', () => {
     });
   });
 });
+
+describe('Kimi Model Tests', () => {
+  describe('getModelMaxTokens', () => {
+    test('should return correct tokens for Kimi models', () => {
+      expect(getModelMaxTokens('kimi')).toBe(131000);
+      expect(getModelMaxTokens('kimi-k2')).toBe(131000);
+      expect(getModelMaxTokens('kimi-vl')).toBe(131000);
+    });
+
+    test('should return correct tokens for Kimi models with provider prefix', () => {
+      expect(getModelMaxTokens('moonshotai/kimi-k2')).toBe(131000);
+      expect(getModelMaxTokens('moonshotai/kimi')).toBe(131000);
+      expect(getModelMaxTokens('moonshotai/kimi-vl')).toBe(131000);
+    });
+
+    test('should handle partial matches for Kimi models', () => {
+      expect(getModelMaxTokens('kimi-k2-latest')).toBe(131000);
+      expect(getModelMaxTokens('kimi-vl-preview')).toBe(131000);
+      expect(getModelMaxTokens('kimi-2024')).toBe(131000);
+    });
+  });
+
+  describe('matchModelName', () => {
+    test('should match exact Kimi model names', () => {
+      expect(matchModelName('kimi')).toBe('kimi');
+      expect(matchModelName('kimi-k2')).toBe('kimi');
+      expect(matchModelName('kimi-vl')).toBe('kimi');
+    });
+
+    test('should match Kimi model variations with provider prefix', () => {
+      expect(matchModelName('moonshotai/kimi')).toBe('kimi');
+      expect(matchModelName('moonshotai/kimi-k2')).toBe('kimi');
+      expect(matchModelName('moonshotai/kimi-vl')).toBe('kimi');
+    });
+
+    test('should match Kimi model variations with suffixes', () => {
+      expect(matchModelName('kimi-k2-latest')).toBe('kimi');
+      expect(matchModelName('kimi-vl-preview')).toBe('kimi');
+      expect(matchModelName('kimi-2024')).toBe('kimi');
+    });
+  });
+});

client/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@librechat/frontend",
-  "version": "v0.7.9-rc1",
+  "version": "v0.7.9",
   "description": "",
   "type": "module",
   "scripts": {

client/src/Providers/SidePanelContext.tsx

@@ -0,0 +1,31 @@
+import React, { createContext, useContext, useMemo } from 'react';
+import type { EModelEndpoint } from 'librechat-data-provider';
+import { useChatContext } from './ChatContext';
+
+interface SidePanelContextValue {
+  endpoint?: EModelEndpoint | null;
+}
+
+const SidePanelContext = createContext<SidePanelContextValue | undefined>(undefined);
+
+export function SidePanelProvider({ children }: { children: React.ReactNode }) {
+  const { conversation } = useChatContext();
+
+  /** Context value only created when endpoint changes */
+  const contextValue = useMemo<SidePanelContextValue>(
+    () => ({
+      endpoint: conversation?.endpoint,
+    }),
+    [conversation?.endpoint],
+  );
+
+  return <SidePanelContext.Provider value={contextValue}>{children}</SidePanelContext.Provider>;
+}
+
+export function useSidePanelContext() {
+  const context = useContext(SidePanelContext);
+  if (!context) {
+    throw new Error('useSidePanelContext must be used within SidePanelProvider');
+  }
+  return context;
+}

client/src/Providers/index.ts

@@ -24,4 +24,5 @@ export * from './ToolCallsMapContext';
 export * from './SetConvoContext';
 export * from './SearchContext';
 export * from './BadgeRowContext';
+export * from './SidePanelContext';
 export { default as BadgeRowProvider } from './BadgeRowContext';

client/src/common/types.ts

@@ -345,9 +345,7 @@ export type TOptions = {
   isContinued?: boolean;
   isEdited?: boolean;
   overrideMessages?: t.TMessage[];
-  /** This value is only true when the user submits a message with "Save & Submit" for a user-created message */
-  isResubmission?: boolean;
-  /** Currently only utilized when `isResubmission === true`, uses that message's currently attached files */
+  /** Currently only utilized when resubmitting user-created message, uses that message's currently attached files */
   overrideFiles?: t.TMessage['files'];
 };
 

client/src/components/Chat/Input/FileSearch.tsx

@@ -1,14 +1,24 @@
 import React, { memo } from 'react';
+import { PermissionTypes, Permissions } from 'librechat-data-provider';
 import CheckboxButton from '~/components/ui/CheckboxButton';
+import { useLocalize, useHasAccess } from '~/hooks';
 import { useBadgeRowContext } from '~/Providers';
 import { VectorIcon } from '~/components/svg';
-import { useLocalize } from '~/hooks';
 
 function FileSearch() {
   const localize = useLocalize();
   const { fileSearch } = useBadgeRowContext();
   const { toggleState: fileSearchEnabled, debouncedChange, isPinned } = fileSearch;
 
+  const canUseFileSearch = useHasAccess({
+    permissionType: PermissionTypes.FILE_SEARCH,
+    permission: Permissions.USE,
+  });
+
+  if (!canUseFileSearch) {
+    return null;
+  }
+
   return (
     <>
       {(fileSearchEnabled || isPinned) && (

client/src/components/Chat/Input/Files/DragDropModal.tsx

@@ -1,10 +1,8 @@
 import React, { useMemo } from 'react';
-import { EModelEndpoint, EToolResources } from 'librechat-data-provider';
-import { FileSearch, ImageUpIcon, FileType2Icon, TerminalSquareIcon } from 'lucide-react';
-import OGDialogTemplate from '~/components/ui/OGDialogTemplate';
-import { useGetEndpointsQuery } from '~/data-provider';
-import useLocalize from '~/hooks/useLocalize';
-import { OGDialog } from '~/components/ui';
+import { ImageUpIcon, FileSearch, TerminalSquareIcon, FileType2Icon } from 'lucide-react';
+import { EToolResources, defaultAgentCapabilities } from 'librechat-data-provider';
+import { useLocalize, useGetAgentsConfig, useAgentCapabilities } from '~/hooks';
+import { OGDialog, OGDialogTemplate } from '~/components/ui';
 
 interface DragDropModalProps {
   onOptionSelect: (option: EToolResources | undefined) => void;
@@ -22,12 +20,12 @@ interface FileOption {
 
 const DragDropModal = ({ onOptionSelect, setShowModal, files, isVisible }: DragDropModalProps) => {
   const localize = useLocalize();
-  const { data: endpointsConfig } = useGetEndpointsQuery();
-  const capabilities = useMemo(
-    () => endpointsConfig?.[EModelEndpoint.agents]?.capabilities ?? [],
-    [endpointsConfig],
-  );
-
+  const { agentsConfig } = useGetAgentsConfig();
+  /** TODO: Ephemeral Agent Capabilities
+   * Allow defining agent capabilities on a per-endpoint basis
+   * Use definition for agents endpoint for ephemeral agents
+   * */
+  const capabilities = useAgentCapabilities(agentsConfig?.capabilities ?? defaultAgentCapabilities);
   const options = useMemo(() => {
     const _options: FileOption[] = [
       {
@@ -37,26 +35,26 @@ const DragDropModal = ({ onOptionSelect, setShowModal, files, isVisible }: DragD
         condition: files.every((file) => file.type?.startsWith('image/')),
       },
     ];
-    for (const capability of capabilities) {
-      if (capability === EToolResources.file_search) {
-        _options.push({
-          label: localize('com_ui_upload_file_search'),
-          value: EToolResources.file_search,
-          icon: <FileSearch className="icon-md" />,
-        });
-      } else if (capability === EToolResources.execute_code) {
-        _options.push({
-          label: localize('com_ui_upload_code_files'),
-          value: EToolResources.execute_code,
-          icon: <TerminalSquareIcon className="icon-md" />,
-        });
-      } else if (capability === EToolResources.ocr) {
-        _options.push({
-          label: localize('com_ui_upload_ocr_text'),
-          value: EToolResources.ocr,
-          icon: <FileType2Icon className="icon-md" />,
-        });
-      }
+    if (capabilities.fileSearchEnabled) {
+      _options.push({
+        label: localize('com_ui_upload_file_search'),
+        value: EToolResources.file_search,
+        icon: <FileSearch className="icon-md" />,
+      });
+    }
+    if (capabilities.codeEnabled) {
+      _options.push({
+        label: localize('com_ui_upload_code_files'),
+        value: EToolResources.execute_code,
+        icon: <TerminalSquareIcon className="icon-md" />,
+      });
+    }
+    if (capabilities.ocrEnabled) {
+      _options.push({
+        label: localize('com_ui_upload_ocr_text'),
+        value: EToolResources.ocr,
+        icon: <FileType2Icon className="icon-md" />,
+      });
     }
 
     return _options;

client/src/components/Chat/Input/Files/FileRow.tsx

@@ -2,6 +2,8 @@ import { useEffect } from 'react';
 import { EToolResources } from 'librechat-data-provider';
 import type { ExtendedFile } from '~/common';
 import { useDeleteFilesMutation } from '~/data-provider';
+import { useToastContext } from '~/Providers';
+import { useLocalize } from '~/hooks';
 import { useFileDeletion } from '~/hooks/Files';
 import FileContainer from './FileContainer';
 import { logger } from '~/utils';
@@ -30,6 +32,8 @@ export default function FileRow({
   isRTL?: boolean;
   Wrapper?: React.FC<{ children: React.ReactNode }>;
 }) {
+  const localize = useLocalize();
+  const { showToast } = useToastContext();
   const files = Array.from(_files?.values() ?? []).filter((file) =>
     fileFilter ? fileFilter(file) : true,
   );
@@ -105,6 +109,10 @@ export default function FileRow({
           )
           .uniqueFiles.map((file: ExtendedFile, index: number) => {
             const handleDelete = () => {
+              showToast({
+                message: localize('com_ui_deleting_file'),
+                status: 'info',
+              });
               if (abortUpload && file.progress < 1) {
                 abortUpload();
               }

client/src/components/Chat/Input/MCPSelect.tsx

@@ -1,32 +1,45 @@
-import React, { memo, useCallback, useState } from 'react';
-import { SettingsIcon } from 'lucide-react';
-import { Constants } from 'librechat-data-provider';
-import { useUpdateUserPluginsMutation } from 'librechat-data-provider/react-query';
+import { useQueryClient } from '@tanstack/react-query';
+import { Constants, QueryKeys } from 'librechat-data-provider';
 import type { TUpdateUserPlugins, TPlugin } from 'librechat-data-provider';
-import MCPConfigDialog, { type ConfigFieldDetail } from '~/components/ui/MCPConfigDialog';
+import React, { memo, useCallback, useState, useMemo, useRef } from 'react';
+import { useUpdateUserPluginsMutation } from 'librechat-data-provider/react-query';
+import MCPConfigDialog, { ConfigFieldDetail } from '~/components/ui/MCP/MCPConfigDialog';
+import { useMCPServerInitialization } from '~/hooks/MCP/useMCPServerInitialization';
+import MCPServerStatusIcon from '~/components/ui/MCP/MCPServerStatusIcon';
 import { useToastContext, useBadgeRowContext } from '~/Providers';
 import MultiSelect from '~/components/ui/MultiSelect';
 import { MCPIcon } from '~/components/svg';
 import { useLocalize } from '~/hooks';
 
-const getBaseMCPPluginKey = (fullPluginKey: string): string => {
-  const parts = fullPluginKey.split(Constants.mcp_delimiter);
-  return Constants.mcp_prefix + parts[parts.length - 1];
-};
-
 function MCPSelect() {
   const localize = useLocalize();
   const { showToast } = useToastContext();
   const { mcpSelect, startupConfig } = useBadgeRowContext();
-  const { mcpValues, setMCPValues, mcpServerNames, mcpToolDetails, isPinned } = mcpSelect;
+  const { mcpValues, setMCPValues, mcpToolDetails, isPinned } = mcpSelect;
+
+  // Get all configured MCP servers from config
+  const configuredServers = useMemo(() => {
+    return Object.keys(startupConfig?.mcpServers || {});
+  }, [startupConfig?.mcpServers]);
 
   const [isConfigModalOpen, setIsConfigModalOpen] = useState(false);
   const [selectedToolForConfig, setSelectedToolForConfig] = useState<TPlugin | null>(null);
+  const previousFocusRef = useRef<HTMLElement | null>(null);
+
+  const queryClient = useQueryClient();
 
   const updateUserPluginsMutation = useUpdateUserPluginsMutation({
-    onSuccess: () => {
-      setIsConfigModalOpen(false);
+    onSuccess: async () => {
       showToast({ message: localize('com_nav_mcp_vars_updated'), status: 'success' });
+
+      // tools so we dont leave tools available for use in chat if we revoke and thus kill mcp server
+      // auth values so customUserVars flags are updated in customUserVarsSection
+      // connection status so connection indicators are updated in the dropdown
+      await Promise.all([
+        queryClient.refetchQueries([QueryKeys.tools]),
+        queryClient.refetchQueries([QueryKeys.mcpAuthValues]),
+        queryClient.refetchQueries([QueryKeys.mcpConnectionStatus]),
+      ]);
     },
     onError: (error: unknown) => {
       console.error('Error updating MCP auth:', error);
@@ -37,6 +50,61 @@ function MCPSelect() {
     },
   });
 
+  // Use the shared initialization hook
+  const { initializeServer, isInitializing, connectionStatus, cancelOAuthFlow, isCancellable } =
+    useMCPServerInitialization({
+      onSuccess: (serverName) => {
+        // Add to selected values after successful initialization
+        const currentValues = mcpValues ?? [];
+        if (!currentValues.includes(serverName)) {
+          setMCPValues([...currentValues, serverName]);
+        }
+      },
+      onError: (serverName) => {
+        // Find the tool/server configuration
+        const tool = mcpToolDetails?.find((t) => t.name === serverName);
+        const serverConfig = startupConfig?.mcpServers?.[serverName];
+        const serverStatus = connectionStatus[serverName];
+
+        // Check if this server would show a config button
+        const hasAuthConfig =
+          (tool?.authConfig && tool.authConfig.length > 0) ||
+          (serverConfig?.customUserVars && Object.keys(serverConfig.customUserVars).length > 0);
+
+        // Only open dialog if the server would have shown a config button
+        // (disconnected/error states always show button, connected only shows if hasAuthConfig)
+        const wouldShowButton =
+          !serverStatus ||
+          serverStatus.connectionState === 'disconnected' ||
+          serverStatus.connectionState === 'error' ||
+          (serverStatus.connectionState === 'connected' && hasAuthConfig);
+
+        if (!wouldShowButton) {
+          return; // Don't open dialog if no button would be shown
+        }
+
+        // Create tool object if it doesn't exist
+        const configTool = tool || {
+          name: serverName,
+          pluginKey: `${Constants.mcp_prefix}${serverName}`,
+          authConfig: serverConfig?.customUserVars
+            ? Object.entries(serverConfig.customUserVars).map(([key, config]) => ({
+                authField: key,
+                label: config.title,
+                description: config.description,
+              }))
+            : [],
+          authenticated: false,
+        };
+
+        previousFocusRef.current = document.activeElement as HTMLElement;
+
+        // Open the config dialog on error
+        setSelectedToolForConfig(configTool);
+        setIsConfigModalOpen(true);
+      },
+    });
+
   const renderSelectedValues = useCallback(
     (values: string[], placeholder?: string) => {
       if (values.length === 0) {
@@ -53,10 +121,12 @@ function MCPSelect() {
   const handleConfigSave = useCallback(
     (targetName: string, authData: Record<string, string>) => {
       if (selectedToolForConfig && selectedToolForConfig.name === targetName) {
-        const basePluginKey = getBaseMCPPluginKey(selectedToolForConfig.pluginKey);
-
+        // Use the pluginKey directly since it's already in the correct format
+        console.log(
+          `[MCP Select] Saving config for ${targetName}, pluginKey: ${`${Constants.mcp_prefix}${targetName}`}`,
+        );
         const payload: TUpdateUserPlugins = {
-          pluginKey: basePluginKey,
+          pluginKey: `${Constants.mcp_prefix}${targetName}`,
           action: 'install',
           auth: authData,
         };
@@ -69,54 +139,165 @@ function MCPSelect() {
   const handleConfigRevoke = useCallback(
     (targetName: string) => {
       if (selectedToolForConfig && selectedToolForConfig.name === targetName) {
-        const basePluginKey = getBaseMCPPluginKey(selectedToolForConfig.pluginKey);
-
+        // Use the pluginKey directly since it's already in the correct format
         const payload: TUpdateUserPlugins = {
-          pluginKey: basePluginKey,
+          pluginKey: `${Constants.mcp_prefix}${targetName}`,
           action: 'uninstall',
           auth: {},
         };
         updateUserPluginsMutation.mutate(payload);
+
+        // Remove the server from selected values after revoke
+        const currentValues = mcpValues ?? [];
+        const filteredValues = currentValues.filter((name) => name !== targetName);
+        setMCPValues(filteredValues);
       }
     },
-    [selectedToolForConfig, updateUserPluginsMutation],
+    [selectedToolForConfig, updateUserPluginsMutation, mcpValues, setMCPValues],
+  );
+
+  const handleSave = useCallback(
+    (authData: Record<string, string>) => {
+      if (selectedToolForConfig) {
+        handleConfigSave(selectedToolForConfig.name, authData);
+      }
+    },
+    [selectedToolForConfig, handleConfigSave],
+  );
+
+  const handleRevoke = useCallback(() => {
+    if (selectedToolForConfig) {
+      handleConfigRevoke(selectedToolForConfig.name);
+    }
+  }, [selectedToolForConfig, handleConfigRevoke]);
+
+  const handleDialogOpenChange = useCallback((open: boolean) => {
+    setIsConfigModalOpen(open);
+
+    // Restore focus when dialog closes
+    if (!open && previousFocusRef.current) {
+      // Use setTimeout to ensure the dialog has fully closed before restoring focus
+      setTimeout(() => {
+        if (previousFocusRef.current && typeof previousFocusRef.current.focus === 'function') {
+          previousFocusRef.current.focus();
+        }
+        previousFocusRef.current = null;
+      }, 0);
+    }
+  }, []);
+
+  // Get connection status for all MCP servers (now from hook)
+  // Remove the duplicate useMCPConnectionStatusQuery since it's in the hook
+
+  // Modified setValue function that attempts to initialize disconnected servers
+  const filteredSetMCPValues = useCallback(
+    (values: string[]) => {
+      // Separate connected and disconnected servers
+      const connectedServers: string[] = [];
+      const disconnectedServers: string[] = [];
+
+      values.forEach((serverName) => {
+        const serverStatus = connectionStatus[serverName];
+        if (serverStatus?.connectionState === 'connected') {
+          connectedServers.push(serverName);
+        } else {
+          disconnectedServers.push(serverName);
+        }
+      });
+
+      // Only set connected servers as selected values
+      setMCPValues(connectedServers);
+
+      // Attempt to initialize each disconnected server (once)
+      disconnectedServers.forEach((serverName) => {
+        initializeServer(serverName);
+      });
+    },
+    [connectionStatus, setMCPValues, initializeServer],
   );
 
   const renderItemContent = useCallback(
     (serverName: string, defaultContent: React.ReactNode) => {
       const tool = mcpToolDetails?.find((t) => t.name === serverName);
-      const hasAuthConfig = tool?.authConfig && tool.authConfig.length > 0;
+      const serverStatus = connectionStatus[serverName];
+      const serverConfig = startupConfig?.mcpServers?.[serverName];
+
+      const handleConfigClick = (e: React.MouseEvent) => {
+        e.stopPropagation();
+        e.preventDefault();
+
+        previousFocusRef.current = document.activeElement as HTMLElement;
+
+        const configTool = tool || {
+          name: serverName,
+          pluginKey: `${Constants.mcp_prefix}${serverName}`,
+          authConfig: serverConfig?.customUserVars
+            ? Object.entries(serverConfig.customUserVars).map(([key, config]) => ({
+                authField: key,
+                label: config.title,
+                description: config.description,
+              }))
+            : [],
+          authenticated: false,
+        };
+        setSelectedToolForConfig(configTool);
+        setIsConfigModalOpen(true);
+      };
+
+      const handleCancelClick = (e: React.MouseEvent) => {
+        e.stopPropagation();
+        e.preventDefault();
+        cancelOAuthFlow(serverName);
+      };
 
       // Common wrapper for the main content (check mark + text)
       // Ensures Check & Text are adjacent and the group takes available space.
       const mainContentWrapper = (
-        <div className="flex flex-grow items-center">{defaultContent}</div>
+        <button
+          type="button"
+          className="flex flex-grow items-center rounded bg-transparent p-0 text-left transition-colors focus:outline-none"
+          tabIndex={0}
+        >
+          {defaultContent}
+        </button>
       );
 
-      if (tool && hasAuthConfig) {
+      // Check if this server has customUserVars to configure
+      const hasCustomUserVars =
+        serverConfig?.customUserVars && Object.keys(serverConfig.customUserVars).length > 0;
+
+      const statusIcon = (
+        <MCPServerStatusIcon
+          serverName={serverName}
+          serverStatus={serverStatus}
+          tool={tool}
+          onConfigClick={handleConfigClick}
+          isInitializing={isInitializing(serverName)}
+          canCancel={isCancellable(serverName)}
+          onCancel={handleCancelClick}
+          hasCustomUserVars={hasCustomUserVars}
+        />
+      );
+
+      if (statusIcon) {
         return (
           <div className="flex w-full items-center justify-between">
             {mainContentWrapper}
-            <button
-              type="button"
-              onClick={(e) => {
-                e.stopPropagation();
-                e.preventDefault();
-                setSelectedToolForConfig(tool);
-                setIsConfigModalOpen(true);
-              }}
-              className="ml-2 flex h-6 w-6 items-center justify-center rounded p-1 hover:bg-surface-secondary"
-              aria-label={`Configure ${serverName}`}
-            >
-              <SettingsIcon className={`h-4 w-4 ${tool.authenticated ? 'text-green-500' : ''}`} />
-            </button>
+            <div className="ml-2 flex items-center">{statusIcon}</div>
           </div>
         );
       }
-      // For items without a settings icon, return the consistently wrapped main content.
+
       return mainContentWrapper;
     },
-    [mcpToolDetails, setSelectedToolForConfig, setIsConfigModalOpen],
+    [
+      isInitializing,
+      isCancellable,
+      mcpToolDetails,
+      cancelOAuthFlow,
+      connectionStatus,
+      startupConfig?.mcpServers,
+    ],
   );
 
   // Don't render if no servers are selected and not pinned
@@ -124,7 +305,8 @@ function MCPSelect() {
     return null;
   }
 
-  if (!mcpToolDetails || mcpToolDetails.length === 0) {
+  // Don't render if no MCP servers are configured
+  if (!configuredServers || configuredServers.length === 0) {
     return null;
   }
 
@@ -133,9 +315,9 @@ function MCPSelect() {
   return (
     <>
       <MultiSelect
-        items={mcpServerNames}
+        items={configuredServers}
         selectedValues={mcpValues ?? []}
-        setSelectedValues={setMCPValues}
+        setSelectedValues={filteredSetMCPValues}
         defaultSelectedValues={mcpValues ?? []}
         renderSelectedValues={renderSelectedValues}
         renderItemContent={renderItemContent}
@@ -148,9 +330,10 @@ function MCPSelect() {
       />
       {selectedToolForConfig && (
         <MCPConfigDialog
-          isOpen={isConfigModalOpen}
-          onOpenChange={setIsConfigModalOpen}
           serverName={selectedToolForConfig.name}
+          serverStatus={connectionStatus[selectedToolForConfig.name]}
+          isOpen={isConfigModalOpen}
+          onOpenChange={handleDialogOpenChange}
           fieldsSchema={(() => {
             const schema: Record<string, ConfigFieldDetail> = {};
             if (selectedToolForConfig?.authConfig) {
@@ -173,16 +356,8 @@ function MCPSelect() {
             }
             return initial;
           })()}
-          onSave={(authData) => {
-            if (selectedToolForConfig) {
-              handleConfigSave(selectedToolForConfig.name, authData);
-            }
-          }}
-          onRevoke={() => {
-            if (selectedToolForConfig) {
-              handleConfigRevoke(selectedToolForConfig.name);
-            }
-          }}
+          onSave={handleSave}
+          onRevoke={handleRevoke}
           isSubmitting={updateUserPluginsMutation.isLoading}
         />
       )}

client/src/components/Chat/Input/ToolsDropdown.tsx

@@ -72,6 +72,11 @@ const ToolsDropdown = ({ disabled }: ToolsDropdownProps) => {
     permission: Permissions.USE,
   });
 
+  const canUseFileSearch = useHasAccess({
+    permissionType: PermissionTypes.FILE_SEARCH,
+    permission: Permissions.USE,
+  });
+
   const showWebSearchSettings = useMemo(() => {
     const authTypes = webSearchAuthData?.authTypes ?? [];
     if (authTypes.length === 0) return true;
@@ -140,7 +145,7 @@ const ToolsDropdown = ({ disabled }: ToolsDropdownProps) => {
 
   const dropdownItems: MenuItemProps[] = [];
 
-  if (fileSearchEnabled) {
+  if (fileSearchEnabled && canUseFileSearch) {
     dropdownItems.push({
       onClick: handleFileSearchToggle,
       hideOnClick: false,

client/src/components/Chat/Messages/Content/EditMessage.tsx

@@ -60,7 +60,6 @@ const EditMessage = ({
           conversationId,
         },
         {
-          isResubmission: true,
           overrideFiles: message.files,
         },
       );

client/src/components/Chat/Messages/Content/Markdown.tsx

@@ -1,4 +1,4 @@
-import React, { memo, useMemo, useRef, useEffect } from 'react';
+import React, { memo, useMemo } from 'react';
 import remarkGfm from 'remark-gfm';
 import remarkMath from 'remark-math';
 import supersub from 'remark-supersub';
@@ -7,167 +7,16 @@ import { useRecoilValue } from 'recoil';
 import ReactMarkdown from 'react-markdown';
 import rehypeHighlight from 'rehype-highlight';
 import remarkDirective from 'remark-directive';
-import { PermissionTypes, Permissions } from 'librechat-data-provider';
 import type { Pluggable } from 'unified';
-import {
-  useToastContext,
-  ArtifactProvider,
-  CodeBlockProvider,
-  useCodeBlockContext,
-} from '~/Providers';
 import { Citation, CompositeCitation, HighlightedText } from '~/components/Web/Citation';
 import { Artifact, artifactPlugin } from '~/components/Artifacts/Artifact';
-import { langSubset, preprocessLaTeX, handleDoubleClick } from '~/utils';
-import CodeBlock from '~/components/Messages/Content/CodeBlock';
-import useHasAccess from '~/hooks/Roles/useHasAccess';
+import { ArtifactProvider, CodeBlockProvider } from '~/Providers';
+import MarkdownErrorBoundary from './MarkdownErrorBoundary';
+import { langSubset, preprocessLaTeX } from '~/utils';
 import { unicodeCitation } from '~/components/Web';
-import { useFileDownload } from '~/data-provider';
-import useLocalize from '~/hooks/useLocalize';
+import { code, a, p } from './MarkdownComponents';
 import store from '~/store';
 
-type TCodeProps = {
-  inline?: boolean;
-  className?: string;
-  children: React.ReactNode;
-};
-
-export const code: React.ElementType = memo(({ className, children }: TCodeProps) => {
-  const canRunCode = useHasAccess({
-    permissionType: PermissionTypes.RUN_CODE,
-    permission: Permissions.USE,
-  });
-  const match = /language-(\w+)/.exec(className ?? '');
-  const lang = match && match[1];
-  const isMath = lang === 'math';
-  const isSingleLine = typeof children === 'string' && children.split('\n').length === 1;
-
-  const { getNextIndex, resetCounter } = useCodeBlockContext();
-  const blockIndex = useRef(getNextIndex(isMath || isSingleLine)).current;
-
-  useEffect(() => {
-    resetCounter();
-  }, [children, resetCounter]);
-
-  if (isMath) {
-    return <>{children}</>;
-  } else if (isSingleLine) {
-    return (
-      <code onDoubleClick={handleDoubleClick} className={className}>
-        {children}
-      </code>
-    );
-  } else {
-    return (
-      <CodeBlock
-        lang={lang ?? 'text'}
-        codeChildren={children}
-        blockIndex={blockIndex}
-        allowExecution={canRunCode}
-      />
-    );
-  }
-});
-
-export const codeNoExecution: React.ElementType = memo(({ className, children }: TCodeProps) => {
-  const match = /language-(\w+)/.exec(className ?? '');
-  const lang = match && match[1];
-
-  if (lang === 'math') {
-    return children;
-  } else if (typeof children === 'string' && children.split('\n').length === 1) {
-    return (
-      <code onDoubleClick={handleDoubleClick} className={className}>
-        {children}
-      </code>
-    );
-  } else {
-    return <CodeBlock lang={lang ?? 'text'} codeChildren={children} allowExecution={false} />;
-  }
-});
-
-type TAnchorProps = {
-  href: string;
-  children: React.ReactNode;
-};
-
-export const a: React.ElementType = memo(({ href, children }: TAnchorProps) => {
-  const user = useRecoilValue(store.user);
-  const { showToast } = useToastContext();
-  const localize = useLocalize();
-
-  const {
-    file_id = '',
-    filename = '',
-    filepath,
-  } = useMemo(() => {
-    const pattern = new RegExp(`(?:files|outputs)/${user?.id}/([^\\s]+)`);
-    const match = href.match(pattern);
-    if (match && match[0]) {
-      const path = match[0];
-      const parts = path.split('/');
-      const name = parts.pop();
-      const file_id = parts.pop();
-      return { file_id, filename: name, filepath: path };
-    }
-    return { file_id: '', filename: '', filepath: '' };
-  }, [user?.id, href]);
-
-  const { refetch: downloadFile } = useFileDownload(user?.id ?? '', file_id);
-  const props: { target?: string; onClick?: React.MouseEventHandler } = { target: '_new' };
-
-  if (!file_id || !filename) {
-    return (
-      <a href={href} {...props}>
-        {children}
-      </a>
-    );
-  }
-
-  const handleDownload = async (event: React.MouseEvent<HTMLAnchorElement>) => {
-    event.preventDefault();
-    try {
-      const stream = await downloadFile();
-      if (stream.data == null || stream.data === '') {
-        console.error('Error downloading file: No data found');
-        showToast({
-          status: 'error',
-          message: localize('com_ui_download_error'),
-        });
-        return;
-      }
-      const link = document.createElement('a');
-      link.href = stream.data;
-      link.setAttribute('download', filename);
-      document.body.appendChild(link);
-      link.click();
-      document.body.removeChild(link);
-      window.URL.revokeObjectURL(stream.data);
-    } catch (error) {
-      console.error('Error downloading file:', error);
-    }
-  };
-
-  props.onClick = handleDownload;
-  props.target = '_blank';
-
-  return (
-    <a
-      href={filepath?.startsWith('files/') ? `/api/${filepath}` : `/api/files/${filepath}`}
-      {...props}
-    >
-      {children}
-    </a>
-  );
-});
-
-type TParagraphProps = {
-  children: React.ReactNode;
-};
-
-export const p: React.ElementType = memo(({ children }: TParagraphProps) => {
-  return <p className="mb-2 whitespace-pre-wrap">{children}</p>;
-});
-
 type TContentProps = {
   content: string;
   isLatestMessage: boolean;
@@ -219,31 +68,33 @@ const Markdown = memo(({ content = '', isLatestMessage }: TContentProps) => {
   }
 
   return (
-    <ArtifactProvider>
-      <CodeBlockProvider>
-        <ReactMarkdown
-          /** @ts-ignore */
-          remarkPlugins={remarkPlugins}
-          /* @ts-ignore */
-          rehypePlugins={rehypePlugins}
-          components={
-            {
-              code,
-              a,
-              p,
-              artifact: Artifact,
-              citation: Citation,
-              'highlighted-text': HighlightedText,
-              'composite-citation': CompositeCitation,
-            } as {
-              [nodeType: string]: React.ElementType;
+    <MarkdownErrorBoundary content={content} codeExecution={true}>
+      <ArtifactProvider>
+        <CodeBlockProvider>
+          <ReactMarkdown
+            /** @ts-ignore */
+            remarkPlugins={remarkPlugins}
+            /* @ts-ignore */
+            rehypePlugins={rehypePlugins}
+            components={
+              {
+                code,
+                a,
+                p,
+                artifact: Artifact,
+                citation: Citation,
+                'highlighted-text': HighlightedText,
+                'composite-citation': CompositeCitation,
+              } as {
+                [nodeType: string]: React.ElementType;
+              }
             }
-          }
-        >
-          {currentContent}
-        </ReactMarkdown>
-      </CodeBlockProvider>
-    </ArtifactProvider>
+          >
+            {currentContent}
+          </ReactMarkdown>
+        </CodeBlockProvider>
+      </ArtifactProvider>
+    </MarkdownErrorBoundary>
   );
 });
 

client/src/components/Chat/Messages/Content/MarkdownComponents.tsx

@@ -0,0 +1,153 @@
+import React, { memo, useMemo, useRef, useEffect } from 'react';
+import { useRecoilValue } from 'recoil';
+import { PermissionTypes, Permissions } from 'librechat-data-provider';
+import { useToastContext, useCodeBlockContext } from '~/Providers';
+import CodeBlock from '~/components/Messages/Content/CodeBlock';
+import useHasAccess from '~/hooks/Roles/useHasAccess';
+import { useFileDownload } from '~/data-provider';
+import useLocalize from '~/hooks/useLocalize';
+import { handleDoubleClick } from '~/utils';
+import store from '~/store';
+
+type TCodeProps = {
+  inline?: boolean;
+  className?: string;
+  children: React.ReactNode;
+};
+
+export const code: React.ElementType = memo(({ className, children }: TCodeProps) => {
+  const canRunCode = useHasAccess({
+    permissionType: PermissionTypes.RUN_CODE,
+    permission: Permissions.USE,
+  });
+  const match = /language-(\w+)/.exec(className ?? '');
+  const lang = match && match[1];
+  const isMath = lang === 'math';
+  const isSingleLine = typeof children === 'string' && children.split('\n').length === 1;
+
+  const { getNextIndex, resetCounter } = useCodeBlockContext();
+  const blockIndex = useRef(getNextIndex(isMath || isSingleLine)).current;
+
+  useEffect(() => {
+    resetCounter();
+  }, [children, resetCounter]);
+
+  if (isMath) {
+    return <>{children}</>;
+  } else if (isSingleLine) {
+    return (
+      <code onDoubleClick={handleDoubleClick} className={className}>
+        {children}
+      </code>
+    );
+  } else {
+    return (
+      <CodeBlock
+        lang={lang ?? 'text'}
+        codeChildren={children}
+        blockIndex={blockIndex}
+        allowExecution={canRunCode}
+      />
+    );
+  }
+});
+
+export const codeNoExecution: React.ElementType = memo(({ className, children }: TCodeProps) => {
+  const match = /language-(\w+)/.exec(className ?? '');
+  const lang = match && match[1];
+
+  if (lang === 'math') {
+    return children;
+  } else if (typeof children === 'string' && children.split('\n').length === 1) {
+    return (
+      <code onDoubleClick={handleDoubleClick} className={className}>
+        {children}
+      </code>
+    );
+  } else {
+    return <CodeBlock lang={lang ?? 'text'} codeChildren={children} allowExecution={false} />;
+  }
+});
+
+type TAnchorProps = {
+  href: string;
+  children: React.ReactNode;
+};
+
+export const a: React.ElementType = memo(({ href, children }: TAnchorProps) => {
+  const user = useRecoilValue(store.user);
+  const { showToast } = useToastContext();
+  const localize = useLocalize();
+
+  const {
+    file_id = '',
+    filename = '',
+    filepath,
+  } = useMemo(() => {
+    const pattern = new RegExp(`(?:files|outputs)/${user?.id}/([^\\s]+)`);
+    const match = href.match(pattern);
+    if (match && match[0]) {
+      const path = match[0];
+      const parts = path.split('/');
+      const name = parts.pop();
+      const file_id = parts.pop();
+      return { file_id, filename: name, filepath: path };
+    }
+    return { file_id: '', filename: '', filepath: '' };
+  }, [user?.id, href]);
+
+  const { refetch: downloadFile } = useFileDownload(user?.id ?? '', file_id);
+  const props: { target?: string; onClick?: React.MouseEventHandler } = { target: '_new' };
+
+  if (!file_id || !filename) {
+    return (
+      <a href={href} {...props}>
+        {children}
+      </a>
+    );
+  }
+
+  const handleDownload = async (event: React.MouseEvent<HTMLAnchorElement>) => {
+    event.preventDefault();
+    try {
+      const stream = await downloadFile();
+      if (stream.data == null || stream.data === '') {
+        console.error('Error downloading file: No data found');
+        showToast({
+          status: 'error',
+          message: localize('com_ui_download_error'),
+        });
+        return;
+      }
+      const link = document.createElement('a');
+      link.href = stream.data;
+      link.setAttribute('download', filename);
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+      window.URL.revokeObjectURL(stream.data);
+    } catch (error) {
+      console.error('Error downloading file:', error);
+    }
+  };
+
+  props.onClick = handleDownload;
+  props.target = '_blank';
+
+  return (
+    <a
+      href={filepath?.startsWith('files/') ? `/api/${filepath}` : `/api/files/${filepath}`}
+      {...props}
+    >
+      {children}
+    </a>
+  );
+});
+
+type TParagraphProps = {
+  children: React.ReactNode;
+};
+
+export const p: React.ElementType = memo(({ children }: TParagraphProps) => {
+  return <p className="mb-2 whitespace-pre-wrap">{children}</p>;
+});

client/src/components/Chat/Messages/Content/MarkdownErrorBoundary.tsx

@@ -0,0 +1,90 @@
+import React from 'react';
+import remarkGfm from 'remark-gfm';
+import supersub from 'remark-supersub';
+import ReactMarkdown from 'react-markdown';
+import rehypeHighlight from 'rehype-highlight';
+import type { PluggableList } from 'unified';
+import { code, codeNoExecution, a, p } from './MarkdownComponents';
+import { CodeBlockProvider } from '~/Providers';
+import { langSubset } from '~/utils';
+
+interface ErrorBoundaryState {
+  hasError: boolean;
+  error?: Error;
+}
+
+interface MarkdownErrorBoundaryProps {
+  children: React.ReactNode;
+  content: string;
+  codeExecution?: boolean;
+}
+
+class MarkdownErrorBoundary extends React.Component<
+  MarkdownErrorBoundaryProps,
+  ErrorBoundaryState
+> {
+  constructor(props: MarkdownErrorBoundaryProps) {
+    super(props);
+    this.state = { hasError: false };
+  }
+
+  static getDerivedStateFromError(error: Error): ErrorBoundaryState {
+    return { hasError: true, error };
+  }
+
+  componentDidCatch(error: Error, errorInfo: React.ErrorInfo) {
+    console.error('Markdown rendering error:', error, errorInfo);
+  }
+
+  componentDidUpdate(prevProps: MarkdownErrorBoundaryProps) {
+    if (prevProps.content !== this.props.content && this.state.hasError) {
+      this.setState({ hasError: false, error: undefined });
+    }
+  }
+
+  render() {
+    if (this.state.hasError) {
+      const { content, codeExecution = true } = this.props;
+
+      const rehypePlugins: PluggableList = [
+        [
+          rehypeHighlight,
+          {
+            detect: true,
+            ignoreMissing: true,
+            subset: langSubset,
+          },
+        ],
+      ];
+
+      return (
+        <CodeBlockProvider>
+          <ReactMarkdown
+            remarkPlugins={[
+              /** @ts-ignore */
+              supersub,
+              remarkGfm,
+            ]}
+            /** @ts-ignore */
+            rehypePlugins={rehypePlugins}
+            components={
+              {
+                code: codeExecution ? code : codeNoExecution,
+                a,
+                p,
+              } as {
+                [nodeType: string]: React.ElementType;
+              }
+            }
+          >
+            {content}
+          </ReactMarkdown>
+        </CodeBlockProvider>
+      );
+    }
+
+    return this.props.children;
+  }
+}
+
+export default MarkdownErrorBoundary;