FastMCP

by Prefect

The fast, Pythonic way to build MCP servers and clients.

Free★ 28.1k GitHub stars

Visit FastMCP ↗GitHub ↗

What people use it for

🔌 MCP servers

Build your own MCP server in a few lines of Python.

Pricing

Open source, free to self-host

Prices change often. Always confirm on the official site.

Recent updates

Oct 20, 2026 · FastMCP v4.1.3 released
Oct 18, 2026 · FastMCP v4.1.1 released