Lain MCP Server: Install & Setup

Install Lain in Claude Code

Claude Code

claude mcp add lain -- npx -y @spuentesp/lain-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "lain": {
      "command": "npx",
      "args": [
        "-y",
        "@spuentesp/lain-mcp"
      ]
    }
  }
}

High-performance knowledge graph MCP server for AI coding agents with semantic search.

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

Run: claude mcp add lain -- npx -y @spuentesp/lain-mcp

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