pystub

About pystub

Use pystub with your agent

claude mcp add pystub -- uvx mcp-pystub

{
  "mcpServers": {
    "pystub": {
      "command": "uvx",
      "args": [
        "mcp-pystub"
      ]
    }
  }
}

Frequently asked questions

What is pystub?

pystub is an MCP (Model Context Protocol) server by koyoyeager. Auto-detect stubbable packages for Python exe builds and generate minimal stub code

How do I connect pystub to Claude, Cursor, or another MCP client?

Install pystub from its pypi package (mcp-pystub) and register it under "mcpServers" in your client's MCP configuration — for example claude_desktop_config.json or Cursor's mcp.json — then restart the client.

Is pystub open source?

Yes — the source code is public at github.com/koyoyeager/mcp-pystub.

Can AI agents pay to use pystub?

Not yet through Loomal — pystub is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.