* feat: first pass, multi-user connections
* 🔧 refactor: Enhance MCPConnection logging with user-specific prefixes
* 🔧 chore: Update @modelcontextprotocol/sdk dependency to version 1.8.0
* feat: idle timeout for user mcp connections
* chore: increase user connection idle timeout to 15 minutes
* feat: implement graceful shutdown for MCP servers on termination signal
* feat: implement user idle timeout management and last activity tracking
* feat: enhance MCP options to support custom headers and user ID in environment variable processing
* feat: update user last activity tracking in MCPManager
* refactor: remove default OpenRouter completions URL from OpenAIClient
* refactor: simplify log messages by removing redundant 'App' prefix in MCPManager
* refactor: show Agents Builder even if not using Agents endpoint
* refactor: remove redundant 'App' prefix from disconnect error log messages in MCPManager
* refactor: remove 'App' prefix from log prefix in MCPConnection
* chore: remove unecessary comment
* fix: allow error propagation during MCPManager initialization
* chore: bump Model Context Protocol SDK dependencies
* fix: correct indentation in MCPConnection class
* refactor: enhance SSE transport with abort controller and add error handling for empty results
* chore: remove outdated Model Context Protocol SDK dependency
* chore: update @modelcontextprotocol/sdk dependency to version 1.7.0
* chore: add debugging comments for PingRequest handling in MCPConnection class
* refactor: update callTool method to accept structured arguments and options
* refactor: simplify maxContextTokens calculation in initializeAgentOptions
* chore: update @babel/runtime dependency to version 7.26.10
* chore: update @librechat/agents dependency to version 2.2.9
* chore: update @librechat/agents dependency to version 2.3.6
* refactor: imports and prevent s3 initialization if strategy not configured
* refactor: mark redis as non-experimental
* refactor: add missing `maxContextTokens` for OpenAI parameters
* refactor: improve log message for Redis initialization
* chore: update @librechat/agents dependency to version 2.3.8
* refactor: extend `streamBuffer` condition to include BEDROCK provider as easily gets throttled by AWS
* refactor: filter out 'think' parts from message content in Anthropic and OpenAI clients
* fix: Enhance MCP initialization to process environment variables
* fix: only build tokenCountMap with messages that are being used in the payload
* fix: Adjust maxContextTokens calculation to account for maxOutputTokens
* refactor: Make processMCPEnv optional in MCPManager initialization
* chore: Bump version of librechat-data-provider to 0.7.73
* chore: bump mcp sdk
* feat: Add proxy support for file download and upload in Code Environment CRUD operations
* chore: remove unused files
* chore: change output format from CommonJS to ES module in server rollup config
* fix: missing console color methods for admin scripts
* feat: Anthropic Claude 3.7 Sonnet Support
* feat: update eventsource to version 3.0.2 and upgrade @modelcontextprotocol/sdk to 1.4.1
* fix: update DynamicInput to handle number type and improve initial value logic
* feat: first pass Anthropic Reasoning (Claude 3.7)
* feat: implement streaming support in AnthropicClient with reasoning UI handling
* feat: add missing xAI (grok) models
* ✨feat: OAuth for Actions
* WIP: PoC flow state manager
* refactor: Add identifier field to token model from action schema
* chore: fix potential file type issues
* ci: fix type issue with action metadata auth
* fix: ensure FlowManagerOptions has a default ttl value
* WIP: OAUTH actions
* WIP: first pass OAuth Action
* fix: standardize identifier usage in OAuth flow handling
* fix: update token retrieval to include userId in query and use correct identifier
* refacotr: update token retrieval to use userId for OAuth token query
* feat: Tool Call Auth styling
* fix: streamline token creation and add type field to token schema
* refactor: cleanup OAuth flow by encrypting client credentials and ensuring oauth operations only run under condition
* refactor: use encrypted credentials in OAuth callback
* fix: update Token collection indexes to use expiresAt TTL index and not createdAt legacy index
* refactor: enhance Token index cleanup by improving logging and removing redundant index creation logic
* refactor: remove unused OAuth login route and related logic for improved clarity
* refactor: replace fetch with axios for OAuth token exchange and improve error handling
* refactor: better UX after authentication before oauth tool execution
* refactor: implement cleanup handlers for FlowStateManager intervals to enhance resource management
* refactor: encrypt OAuth tokens before storing and decrypt upon retrieval for enhanced security
* refactor: enhance authentication success page with improved styling and countdown feature
* refactor: add response_type parameter to OAuth redirect URI for improved compatibility
* chore: update translation.json new localizations
* chore: remove unused OGDialog import from OGDialogTemplate component
* refactor: Actions Auth using new Dialog styling, use same component with Agents/Assistants
* refactor: update removeNullishValues function to support removal of empty strings and adjust transform usage in schemas
* chore: bump version of librechat-data-provider to 0.7.6991
* refactor: integrate removeNullishValues function to clean metadata before encryption in agent and assistant routes
* refactor: update OAuth input fields to use 'password' type for better security
* refactor: update localization placeholders for sign-in message to use double curly braces
* refactor: add access_type parameter for offline access in createActionTool function
* refactor: implement handleOAuthToken function for token management and encryption
* feat: refresh token support
* refactor: add default expiration for access token and error handling for missing token
* feat: localizations for ActionAuth
* refactor: set refresh token expiration to null to not expire if expiry never given
* fix: prevent crash fromerror within async handleAbortError in AskController, EditController, and AgentController
* feat: Action Callback URL
* 🌍 i18n: Update translation.json with latest translations
* refactor: handle errors in flow state checking to prevent unhandled promise rejections
* fix: improve flow state concurrency to prevent multiple token creation calls
* refactor: RequestExecutor to use separate axios instance
* refactor: improve concurrency flows by keeping completed state until TTL expiry
* refactor: increase TTL for flow state management and adjust monitoring interval
* ci: mock axios instance creation in actions spec
* feat: add Babel and Jest configuration files; implement FlowStateManager tests with concurrency handling
* chore: add disableOAuth prop to ActionsAuth (not implemented for Assistants yet)
---------
Co-authored-by: Danny Avila <danny@librechat.ai>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
* 📝 chore: Add comment to clarify purpose of check_updates.sh script
* feat: mcp package
* feat: add librechat-mcp package and update dependencies
* feat: refactor MCPConnectionSingleton to handle transport initialization and connection management
* feat: change private methods to public in MCPConnectionSingleton for improved accessibility
* feat: filesystem demo
* chore: everything demo and move everything under mcp workspace
* chore: move ts-node to mcp workspace
* feat: mcp examples
* feat: working sse MCP example
* refactor: rename MCPConnectionSingleton to MCPConnection for clarity
* refactor: replace MCPConnectionSingleton with MCPConnection for consistency
* refactor: manager/connections
* refactor: update MCPConnection to use type definitions from mcp types
* refactor: update MCPManager to use winston logger and enhance server initialization
* refactor: share logger between connections and manager
* refactor: add schema definitions and update MCPManager to accept logger parameter
* feat: map available MCP tools
* feat: load manifest tools
* feat: add MCP tools delimiter constant and update plugin key generation
* feat: call MCP tools
* feat: update librechat-data-provider version to 0.7.63 and enhance StdioOptionsSchema with additional properties
* refactor: simplify typing
* chore: update types/packages
* feat: MCP Tool Content parsing
* chore: update dependencies and improve package configurations
* feat: add 'mcp' directory to package and update configurations
* refactor: return CONTENT_AND_ARTIFACT format for MCP callTool
* chore: bump @librechat/agents
* WIP: MCP artifacts
* chore: bump @librechat/agents to v1.8.7
* fix: ensure filename has extension when saving base64 image
* fix: move base64 buffer conversion before filename extension check
* chore: update backend review workflow to install MCP package
* fix: use correct `mime` method
* fix: enhance file metadata with message and tool call IDs in image saving process
* fix: refactor ToolCall component to handle MCP tool calls and improve domain extraction
* fix: update ToolItem component for default isInstalled value and improve localization in ToolSelectDialog
* fix: update ToolItem component to use consistent text color for tool description
* style: add theming to ToolSelectDialog
* fix: improve domain extraction logic in ToolCall component
* refactor: conversation item theming, fix rename UI bug, optimize props, add missing types
* feat: enhance MCP options schema with base options (iconPath to start) and make transport type optional, infer based on other option fields
* fix: improve reconnection logic with parallel init and exponential backoff and enhance transport debug logging
* refactor: improve logging format
* refactor: improve logging of available tools by displaying tool names
* refactor: improve reconnection/connection logic
* feat: add MCP package build process to Dockerfile
* feat: add fallback icon for tools without an image in ToolItem component
* feat: Assistants Support for MCP Tools
* fix(build): configure rollup to use output.dir for dynamic imports
* chore: update @librechat/agents to version 1.8.8 and add @langchain/anthropic dependency
* fix: update CONFIG_VERSION to 1.2.0
