How do I install Langchain?

Langchain is a local plugin. Install it using npm package: langchain-mcp and add the generated configuration snippet to your AI app's MCP config file. Then restart your AI app.

What AI apps work with Langchain?

Langchain uses the Model Context Protocol (MCP) and works with any MCP-compatible AI app, including Claude, ChatGPT / Codex, Gemini, Copilot, Cursor, and more.

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Langchain MCP Server

by baixianger

AI & MLModerate6.0Local

Free

LangChain/LangGraph/DeepAgents knowledge + LangGraph agent debugging (Polly-like)

About

LangChain/LangGraph/DeepAgents knowledge + LangGraph agent debugging (Polly-like)

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-baixianger-langchain-mcp": {
      "args": [
        "-y",
        "@langchain-mcp/api"
      ],
      "command": "npx"
    }
  }
}

Security Report

6.0

Moderate6.0Moderate Risk

This LangChain MCP server provides semantic search functionality for AI/ML documentation with Google OAuth authentication and proper credential handling. The code is well-structured with appropriate security practices, though some minor concerns exist around error handling and dependency management. Supply chain analysis found 1 known vulnerability in dependencies. Package verification found 1 issue (1 critical, 0 high severity).

7 files analyzed · 6 issues found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.