head to head · open source
fastapi vs CliRelay
fastapi has 102,409 GitHub stars, 9,906 forks, 78 open issues and last shipped 4 days ago. CliRelay has 1,011 stars, 121 forks, 13 open issues and last shipped yesterday. fastapi leads on adoption by 10,029% (102,409 vs 1,011 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 12%. CliRelay 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 | ★ 102K | ★ 1.0K |
| License | MIT | MIT |
| Written in | Python | Go |
| Last push | 2026-09-14 | 2026-09-17 |
| Forks | ⑂ 9.9K | ⑂ 121 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick fastapi if
- You weight community size — 102K 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 is an MIT licensed, high performance Python web framework for building APIs with standard Python type hints, aimed at Python developers and teams that need production ready HTTP services with automatic OpenAPI documentation.
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 managed…
read the full CliRelay overview →
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Frequently asked questions
Is fastapi or CliRelay more popular?
fastapi has 102,409 GitHub stars and CliRelay has 1,011. 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 (102,409 stars) or its MIT licence terms. Choose CliRelay if its feature set, stack or MIT licence fits better. Both are self-hostable.