Langchain Mcp

LangChain MCP is a Model Context Protocol (MCP) server that enables semantic search across the entire LangChain ecosystem, including LangChain, LangGraph, and LangSmith documentation and source code. It is designed for developers and AI application builders who want instant, searchable access to resources and examples from these major AI frameworks, offering both API and command-line interface integration with popular tools like Claude Code and Cursor.