jan (MCP Server)

Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.

44,000 stars TypeScript MCP Ready Full Docs Skills View Markdown #chatgpt #gpt #llamacpp #llm

Claude Desktop Configuration

Add to ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "jan": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-jan"
      ]
    }
  }
}

Add to .cursor/mcp.json in your workspace root

{
  "mcpServers": {
    "jan": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-jan"
      ]
    }
  }
}

Run directly with Node.js or NPX package runner

npx -y @modelcontextprotocol/server-jan