head to head · open source
fastapi vs fastapi_mcp
fastapi has 104,566 GitHub stars, 10,179 forks, 78 open issues and last shipped yesterday. fastapi_mcp has 12,024 stars, 967 forks, 169 open issues and last shipped 11 months ago. fastapi leads on adoption by 770% (104,566 vs 12,024 stars). fastapi is written in Python under MIT; fastapi_mcp is written in Python under MIT. fastapi has attracted 10% as many forks as stars, fastapi_mcp 8%. fastapi was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (fastapi, openapi), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| fastapi | fastapi_mcp | |
|---|---|---|
| GitHub stars | ★ 105K | ★ 12K |
| License | MIT | MIT |
| Written in | Python | Python |
| Last push | 2026-11-02 | 2025-11-24 |
| Forks | ⑂ 10K | ⑂ 967 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick fastapi if
- You weight community size — 105K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick fastapi_mcp if
- You want the fastapi_mcp feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and fastapi_mcp fits your workflow better
About fastapi
FastAPI framework, high performance, easy to learn, fast to code, ready for production Documentation : Source Code : FastAPI is a modern, fast (high performance), web framework for building APIs with Python based on standard Python type hints. The key features are: Fast : Very high performance, on par with NodeJS and Go (thanks to Starlette and Pydantic). One of the fastest Python frameworks available. Fast to code : Increase the speed to develop features by about 200% to 300%. Fewer bugs : Reduce about 40% of human (developer) induced errors. Intuitive : Great editor support. Completion everywhere. Less time…
read the full fastapi overview →
About fastapi_mcp
Built by Tadata FastAPI MCP Expose your FastAPI endpoints as Model Context Protocol (MCP) tools, with Auth! Features Authentication built in, using your existing FastAPI dependencies! FastAPI native: Not just another OpenAPI MCP converter Zero/Minimal configuration required just point it at your FastAPI app and it works Preserving schemas of your request models and response models Preserve documentation of all your endpoints, just as it is in Swagger Flexible deployment Mount your MCP server to the same app, or deploy separately ASGI transport Uses FastAPI's ASGI interface directly for efficient communication…
read the full fastapi_mcp overview →
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Frequently asked questions
Is fastapi or fastapi_mcp more popular?
fastapi has 104,566 GitHub stars and fastapi_mcp has 12,024. fastapi has the larger community by that measure.
Are fastapi and fastapi_mcp free?
Both are open source. fastapi is licensed under MIT and fastapi_mcp under MIT. Neither carries a licence fee.
What is the difference between fastapi and fastapi_mcp?
fastapi is written in Python and fastapi_mcp in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, fastapi or fastapi_mcp?
Choose fastapi if you want the larger community (104,566 stars) or its MIT licence terms. Choose fastapi_mcp if its feature set, stack or MIT licence fits better. Both are self-hostable.