head to head · open source
fastapi vs CliRelay
fastapi has 104,566 GitHub stars, 10,179 forks, 78 open issues and last shipped yesterday. CliRelay has 1,049 stars, 133 forks, 13 open issues and last shipped 2 days ago. fastapi leads on adoption by 9,868% (104,566 vs 1,049 stars). fastapi is written in Python under MIT; CliRelay is written in Go under MIT. fastapi has attracted 10% as many forks as stars, CliRelay 13%. fastapi was the more recently maintained of the two, and both are self-hostable with no licence fee.
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 | CliRelay | |
|---|---|---|
| GitHub stars | ★ 105K | ★ 1.0K |
| License | MIT | MIT |
| Written in | Python | Go |
| Last push | 2026-11-02 | 2026-11-01 |
| Forks | ⑂ 10K | ⑂ 133 |
| 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 CliRelay if
- You want the CliRelay feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and CliRelay 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 CliRelay
🔀 CliRelay A unified proxy server for AI CLI tools — use your existing subscriptions with any OpenAI / Gemini / Claude / Codex compatible client. Multi tenant web panel · request logs & quotas · routing groups & failover · self hosted English 中文 📖 Docs · 🖥️ Management Panel · 🐛 Report Bug · ✨ Request Feature ⚡ What is CliRelay? ✨ Heavily enhanced fork of the CLIProxyAPI project — rebuilt with a production grade management layer, web control panel hosting, and a terminal TUI for day 2 operations. CliRelay turns AI CLI subscriptions, OAuth credentials, API keys, and compatible upstream services into one…
read the full CliRelay overview →
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Frequently asked questions
Is fastapi or CliRelay more popular?
fastapi has 104,566 GitHub stars and CliRelay has 1,049. fastapi has the larger community by that measure.
Are fastapi and CliRelay free?
Both are open source. fastapi is licensed under MIT and CliRelay under MIT. Neither carries a licence fee.
What is the difference between fastapi and CliRelay?
fastapi is written in Python and CliRelay in Go. 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 CliRelay?
Choose fastapi if you want the larger community (104,566 stars) or its MIT licence terms. Choose CliRelay if its feature set, stack or MIT licence fits better. Both are self-hostable.