* refactor: Restructure MCP registry system with caching
- Split MCPServersRegistry into modular components:
- MCPServerInspector: handles server inspection and health checks
- MCPServersInitializer: manages server initialization logic
- MCPServersRegistry: simplified registry coordination
- Add distributed caching layer:
- ServerConfigsCacheRedis: Redis-backed configuration cache
- ServerConfigsCacheInMemory: in-memory fallback cache
- RegistryStatusCache: distributed leader election state
- Add promise utilities (withTimeout) replacing Promise.race patterns
- Add comprehensive cache integration tests for all cache implementations
- Remove unused MCPManager.getAllToolFunctions method
* fix: Update OAuth flow to include user-specific headers
* chore: Update Jest configuration to ignore additional test files
- Added patterns to ignore files ending with .helper.ts and .helper.d.ts in testPathIgnorePatterns for cleaner test runs.
* fix: oauth headers in callback
* chore: Update Jest testPathIgnorePatterns to exclude helper files
- Modified testPathIgnorePatterns in package.json to ignore files ending with .helper.ts and .helper.d.ts for cleaner test execution.
* ci: update test mocks
---------
Co-authored-by: Danny Avila <danny@librechat.ai>
* 📦 feat: `@librechat/agents` v2.4.87 for LangFuse Support
* 📦 chore: update @librechat/agents to v2.4.88 in package.json and package-lock.json
* 📦 chore: update @librechat/agents to v2.4.89
* feat: Add runName configuration to AgentClient and Memory agent for improved tracing
* 📎 feat: Direct Provider Attachment Support for Multimodal Content
* 📑 feat: Anthropic Direct Provider Upload (#9072)
* feat: implement Anthropic native PDF support with document preservation
- Add comprehensive debug logging throughout PDF processing pipeline
- Refactor attachment processing to separate image and document handling
- Create distinct addImageURLs(), addDocuments(), and processAttachments() methods
- Fix critical bugs in stream handling and parameter passing
- Add streamToBuffer utility for proper stream-to-buffer conversion
- Remove api/agents submodule from repository
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
* chore: remove out of scope formatting changes
* fix: stop duplication of file in chat on end of response stream
* chore: bring back file search and ocr options
* chore: localize upload to provider string in file menu
* refactor: change createMenuItems args to fit new pattern introduced by anthropic-native-pdf-support
* feat: add cache point for pdfs processed by anthropic endpoint since they are unlikely to change and should benefit from caching
* feat: combine Upload Image into Upload to Provider since they both perform direct upload and change provider upload icon to reflect multimodal upload
* feat: add citations support according to docs
* refactor: remove redundant 'document' check since documents are handled properly by formatMessage in the agents repo now
* refactor: change upload logic so anthropic endpoint isn't exempted from normal upload path using Agents for consistency with the rest of the upload logic
* fix: include width and height in return from uploadLocalFile so images are correctly identified when going through an AgentUpload in addImageURLs
* chore: remove client specific handling since the direct provider stuff is handled by the agent client
* feat: handle documents in AgentClient so no need for change to agents repo
* chore: removed unused changes
* chore: remove auto generated comments from OG commit
* feat: add logic for agents to use direct to provider uploads if supported (currently just anthropic)
* fix: reintroduce role check to fix render error because of undefined value for Content Part
* fix: actually fix render bug by using proper isCreatedByUser check and making sure our mutation of formattedMessage.content is consistent
---------
Co-authored-by: Andres Restrepo <andres@thelinuxkid.com>
Co-authored-by: Claude <noreply@anthropic.com>
📁 feat: Send Attachments Directly to Provider (OpenAI) (#9098)
* refactor: change references from direct upload to direct attach to better reflect functionality
since we are just using base64 encoding strategy now rather than Files/File API for sending our attachments directly to the provider, the upload nomenclature no longer makes sense. direct_attach better describes the different methods of sending attachments to providers anyways even if we later introduce direct upload support
* feat: add upload to provider option for openai (and agent) ui
* chore: move anthropic pdf validator over to packages/api
* feat: simple pdf validation according to openai docs
* feat: add provider agnostic validatePdf logic to start handling multiple endpoints
* feat: add handling for openai specific documentPart formatting
* refactor: move require statement to proper place at top of file
* chore: add in openAI endpoint for the rest of the document handling logic
* feat: add direct attach support for azureOpenAI endpoint and agents
* feat: add pdf validation for azureOpenAI endpoint
* refactor: unify all the endpoint checks with isDocumentSupportedEndpoint
* refactor: consolidate Upload to Provider vs Upload image logic for clarity
* refactor: remove anthropic from anthropic_multimodal fileType since we support multiple providers now
🗂️ feat: Send Attachments Directly to Provider (Google) (#9100)
* feat: add validation for google PDFs and add google endpoint as a document supporting endpoint
* feat: add proper pdf formatting for google endpoints (requires PR #14 in agents)
* feat: add multimodal support for google endpoint attachments
* feat: add audio file svg
* fix: refactor attachments logic so multi-attachment messages work properly
* feat: add video file svg
* fix: allows for followup questions of uploaded multimodal attachments
* fix: remove incorrect final message filtering that was breaking Attachment component rendering
fix: manualy rename 'documents' to 'Documents' in git since it wasn't picked up due to case insensitivity in dir name
fix: add logic so filepicker for a google agent has proper filetype filtering
🛫 refactor: Move Encoding Logic to packages/api (#9182)
* refactor: move audio encode over to TS
* refactor: audio encoding now functional in LC again
* refactor: move video encode over to TS
* refactor: move document encode over to TS
* refactor: video encoding now functional in LC again
* refactor: document encoding now functional in LC again
* fix: extend file type options in AttachFileMenu to include 'google_multimodal' and update dependency array to include agent?.provider
* feat: only accept pdfs if responses api is enabled for openai convos
chore: address ESLint comments
chore: add missing audio mimetype
* fix: type safety for message content parts and improve null handling
* chore: reorder AttachFileMenuProps for consistency and clarity
* chore: import order in AttachFileMenu
* fix: improve null handling for text parts in parseTextParts function
* fix: remove no longer used unsupported capability error message for file uploads
* fix: OpenAI Direct File Attachment Format
* fix: update encodeAndFormatDocuments to support OpenAI responses API and enhance document result types
* refactor: broaden providers supported for documents
* feat: enhance DragDrop context and modal to support document uploads based on provider capabilities
* fix: reorder import statements for consistency in video encoding module
---------
Co-authored-by: Dustin Healy <54083382+dustinhealy@users.noreply.github.com>
* 🔧 chore: Update @librechat/agents to v2.4.84 in package.json and package-lock.json
* feat: Serper as new scraperProvider for Web Search and add firecrawlVersion support
* fix: TWebSearchKeys and ensure unique API keys extraction
* chore: Add build:packages script to streamline package builds
* fix: update @librechat/agents to v2.4.83 to handle reasoning edge case encountered with GLM models
* feat: GLM Context Window & Pricing Support
* feat: Add support for glm4 model in token values and tests
* chore: linting for `loadCustomConfig`
* refactor: decouple CDN init and variable/health checks from AppService
* refactor: move AppService to packages/data-schemas
* chore: update AppConfig import path to use data-schemas
* chore: update JsonSchemaType import path to use data-schemas
* refactor: update UserController to import webSearchKeys and redefine FunctionTool typedef
* chore: remove AppService.js
* refactor: update AppConfig interface to use Partial<TCustomConfig> and make paths and fileStrategies optional
* refactor: update checkConfig function to accept Partial<TCustomConfig>
* chore: fix types
* refactor: move handleRateLimits to startup checks as is an effect
* test: remove outdated rate limit tests from AppService.spec and add new handleRateLimits tests in checks.spec
* ⚙️ chore: Resolve Build Warning and `keyvMongo` types
* 🔄 chore: Update mongodb version to ^6.14.2 in package.json and package-lock.json
* chore: remove @langchain/openai dep
* 🔄 refactor: Change log level from warn to debug for missing endpoint config
* 🔄 refactor: Improve temp chat expiration date calculation in tests and implementation
* Refactor: Moved Redis cache infra logic into `packages/api`
- Moved cacheFactory and redisClients from `api/cache` into `packages/api/src/cache` so that features in `packages/api` can use cache without importing backward from the backend.
- Converted all moved files into TS with proper typing.
- Created integration tests to run against actual Redis servers for redisClients and cacheFactory.
- Added a GitHub workflow to run integration tests for the cache feature.
- Bug fix: keyvRedisClient now implements the PING feature properly.
* chore: consolidate imports in getLogStores.js
* chore: reorder imports
* chore: re-add fs-extra as dev dep.
* chore: reorder imports in cacheConfig.ts, cacheFactory.ts, and keyvMongo.ts
---------
Co-authored-by: Danny Avila <danny@librechat.ai>
* ✨ v0.8.0
* 🔧 chore: Update config version to 1.3.0
* 🔧 chore: Bump @librechat/api version to 1.4.1
* 🔧 chore: Update @librechat/client version to 0.3.1
* 🔧 chore: Bump librechat-data-provider version to 0.8.020
* 🔧 chore: Bump @librechat/data-schemas version to 0.0.23
* feat: Add new Claude models to sharedAnthropicModels list
* chore: use correct claude aliases for default list
* chore: update deepseek model rates for accuracy
* chore: update @librechat/agents dependency to version 2.4.82
* 🌐 feat: OpenRouter Web Search
- Added tests for handling web_search parameter with OpenRouter in various scenarios.
- Implemented logic to manage web_search in modelOptions and addParams/dropParams.
- Ensured correct configuration of llmConfig and modelKwargs for OpenRouter, including handling of plugins.
- Improved overall integration of OpenRouter with OpenAI API, ensuring expected behavior across different configurations.
* chore: bump @librechat/agents to v2.4.81
* refactor: modularize openai llm config logic into new getOpenAILLMConfig function (#9412)
* ✈️ refactor: Migrate Anthropic's getLLMConfig to TypeScript (#9413)
* refactor: move tokens.js over to packages/api and update imports
* refactor: port tokens.js to typescript
* refactor: move helpers.js over to packages/api and update imports
* refactor: port helpers.js to typescript
* refactor: move anthropic/llm.js over to packages/api and update imports
* refactor: port anthropic/llm.js to typescript with supporting types in types/anthropic.ts and updated tests in llm.spec.js
* refactor: move llm.spec.js over to packages/api and update import
* refactor: port llm.spec.js over to typescript
* 📝 Add Prompt Parameter Support for Anthropic Custom Endpoints (#9414)
feat: add anthropic llm config support for openai-like (custom) endpoints
* fix: missed compiler / type issues from addition of getAnthropicLLMConfig
* refactor: update tokens.ts to export constants and functions, enhance type definitions, and adjust default values
* WIP: first pass, decouple `llmConfig` from `configOptions`
* chore: update import path for OpenAI configuration from 'llm' to 'config'
* refactor: enhance type definitions for ThinkingConfig and update modelOptions in AnthropicConfigOptions
* refactor: cleanup type, introduce openai transform from alt provider
* chore: integrate removeNullishValues in Google llmConfig and update OpenAI exports
* chore: bump version of @librechat/api to 1.3.5 in package.json and package-lock.json
* refactor: update customParams type in OpenAIConfigOptions to use TConfig['customParams']
* refactor: enhance transformToOpenAIConfig to include fromEndpoint and improve config extraction
* refactor: conform userId field for anthropic/openai, cleanup anthropic typing
* ci: add backward compatibility tests for getOpenAIConfig with various endpoints and configurations
* ci: replace userId with user in clientOptions for getLLMConfig
* test: add Azure OpenAI endpoint tests for various configurations in getOpenAIConfig
* refactor: defaultHeaders retrieval for prompt caching for anthropic-based custom endpoint (litellm)
* test: add unit tests for getOpenAIConfig with various Anthropic model configurations
* test: enhance Anthropic compatibility tests with addParams and dropParams handling
* chore: update @librechat/agents dependency to version 2.4.78 in package.json and package-lock.json
* chore: update @librechat/agents dependency to version 2.4.79 in package.json and package-lock.json
---------
Co-authored-by: Danny Avila <danny@librechat.ai>
* feat: added support for custom JINA_API_URL
* fixed tests
* chore: Update @librechat/agents dependency to version 2.4.77 in package-lock.json and package.json files
* fix: Update Jina API URL to use environment variable in configuration files
* Refactor AppService, web.ts, and config.ts to replace hardcoded Jina API URL with an environment variable placeholder.
* Ensure consistency across tests and configuration for Jina API URL.
* chore: alphabetical order translation.json
* fix: alphabetical order
---------
Co-authored-by: Danny Avila <danny@librechat.ai>
* 🪶 feat: Add Support for Uploading Plaintext Files
feat: delineate between OCR and text handling in fileConfig field of config file
- also adds support for passing in mimetypes as just plain file extensions
feat: add showLabel bool to support future synthetic component DynamicDropdownInput
feat: add new combination dropdown-input component in params panel to support file type token limits
refactor: move hovercard to side to align with other hovercards
chore: clean up autogenerated comments
feat: add delineation to file upload path between text and ocr configured filetypes
feat: add token limit checks during file upload
refactor: move textParsing out of ocrEnabled logic
refactor: clean up types for filetype config
refactor: finish decoupling DynamicDropdownInput from fileTokenLimits
fix: move image token cost function into file to fix circular dependency causing unittest to fail and remove unused var for linter
chore: remove out of scope code following review
refactor: make fileTokenLimit conform to existing styles
chore: remove unused localization string
chore: undo changes to DynamicInput and other strays
feat: add fileTokenLimit to all provider config panels
fix: move textParsing back into ocr tool_resource block for now so that it doesn't interfere with other upload types
* 📤 feat: Add RAG API Endpoint Support for Text Parsing (#8849)
* feat: implement RAG API integration for text parsing with fallback to native parsing
* chore: remove TODO now that placeholder and fllback are implemented
* ✈️ refactor: Migrate Text Parsing to TS (#8892)
* refactor: move generateShortLivedToken to packages/api
* refactor: move textParsing logic into packages/api
* refactor: reduce nesting and dry code with createTextFile
* fix: add proper source handling
* fix: mock new parseText and parseTextNative functions in jest file
* ci: add test coverage for textParser
* 💬 feat: Add Audio File Support to Upload as Text (#8893)
* feat: add STT support for Upload as Text
* refactor: move processAudioFile to packages/api
* refactor: move textParsing from utils to files
* fix: remove audio/mp3 from unsupported mimetypes test since it is now supported
* ✂️ feat: Configurable File Token Limits and Truncation (#8911)
* feat: add configurable fileTokenLimit default value
* fix: add stt to fileConfig merge logic
* fix: add fileTokenLimit to mergeFileConfig logic so configurable value is actually respected from yaml
* feat: add token limiting to parsed text files
* fix: add extraction logic and update tests so fileTokenLimit isnt sent to LLM providers
* fix: address comments
* refactor: rename textTokenLimiter.ts to text.ts
* chore: update form-data package to address CVE-2025-7783 and update package-lock
* feat: use default supported mime types for ocr on frontend file validation
* fix: should be using logger.debug not console.debug
* fix: mock existsSync in text.spec.ts
* fix: mock logger rather than every one of its function calls
* fix: reorganize imports and streamline file upload processing logic
* refactor: update createTextFile function to use destructured parameters and improve readability
* chore: update file validation to use EToolResources for improved type safety
* chore: update import path for types in audio processing module
* fix: update file configuration access and replace console.debug with logger.debug for improved logging
---------
Co-authored-by: Dustin Healy <dustinhealy1@gmail.com>
Co-authored-by: Dustin Healy <54083382+dustinhealy@users.noreply.github.com>
* 📦 chore: Bump `@librechat/api` to v1.3.3
* 📦 chore: Bump `librechat-data-provider` to v0.8.003
* 📦 chore: Bump `@librechat/data-schemas` to v0.0.18
* 📦 chore: Bump `@librechat/client` to v0.2.6
* 📦 chore: Update workflow name for `librechat-data-provider` and add manual dispatch
* 📦 chore: Update Node.js version to 20 in data provider workflow
* refactor: `packages/api` build scripts for better inline debugging
* refactor: Explicitly select secure fields as no longer returned by default, exclude backupCodes from user data retrieval in authentication and 2FA processes
* refactor: Backup Codes UI to not expect backup codes, only regeneration
* refactor: Ensure secure fields are deleted from user data in getUserController
- Deleted setBalanceConfig middleware and its associated file.
- Introduced createSetBalanceConfig factory function to create middleware for synchronizing user balance settings.
- Updated auth and oauth routes to use the new balance configuration middleware.
- Added comprehensive tests for the new balance middleware functionality.
- Updated package versions and dependencies in package.json and package-lock.json.
- Added balance types and updated middleware index to export new balance middleware.
* chore: Remove eslint-plugin-perfectionist from dependencies
* 🚌 fix: MCP Runtime Errors while Initializing
* chore: Bump @librechat/api version to 1.3.1
* chore: import order
* chore: import order
* refactor: prefer `agent.model` (user-facing value) over `agent.model_parameters.model` to ensure Azure mapping
* chore: update @librechat/agents to version 2.4.68 to use new default title prompt for completion title method
* 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
* 🏗️ refactor: Extract reasoning key logic into separate function
* refactor: Ensure `overrideProvider` is always defined in `getProviderConfig` result, and only used in `initializeAgent` if different from `agent.provider`
* feat: new title configuration options across services
- titlePrompt
- titleEndpoint
- titlePromptTemplate
- new "completion" titleMethod (new default)
* chore: update @librechat/agents and conform openai version to prevent SDK errors
* chore: add form-data package as a dependency and override to v4.0.4 to address CVE-2025-7783
* feat: add support for 'all' endpoint configuration in AppService and corresponding tests
* refactor: replace HttpsProxyAgent with ProxyAgent from undici for improved proxy handling in assistant initialization
* chore: update frontend review workflow to limit package paths to data-provider
* chore: update backend review workflow to include all package paths
* wip: first pass content strings
* 📦 chore: update @langchain/core to v0.3.62 for data-provider dev dep.
* 📦 chore: bump @langchain/core to v0.3.62 for api dep.
* 📦 chore: move @langchain/core to peerDependencies in package.json and package-lock.json
* fix: update formatContentStrings to create HumanMessage directly from formatted content
* chore: import order
* chore: bump @librechat/agents to v2.4.56
* chore: bump @librechat/api version to 1.2.6
* fix: initialize reasoningKey to 'reasoning_content' in createRun function
