head to head · open source
one-api vs autorest
one-api has 36,932 GitHub stars, 6,867 forks, 1,036 open issues and last shipped 8 months ago. autorest has 4,798 stars, 736 forks, 25 open issues and last shipped 5 days ago. one-api leads on adoption by 670% (36,932 vs 4,798 stars). one-api is written in JavaScript under MIT; autorest is written in TypeSpec under MIT. one-api has attracted 19% as many forks as stars, autorest 15%. autorest 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
| one-api | autorest | |
|---|---|---|
| GitHub stars | ★ 37K | ★ 4.8K |
| License | MIT | MIT |
| Written in | JavaScript | TypeSpec |
| Last push | 2026-01-09 | 2026-09-13 |
| Forks | ⑂ 6.9K | ⑂ 736 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick one-api if
- You weight community size — 37K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick autorest if
- You want the autorest feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeSpec
- You evaluated both and autorest fits your workflow better
About one-api
One API is a self hosted LLM API management and key redistribution system that exposes many model providers through the standard OpenAI API format, aimed at developers, teams and operators who want a single endpoint, a single key model and a single quota surface across providers.
read the full one-api overview →
About autorest
AutoRest is an MIT licensed, Node.js based code generator that reads an OpenAPI (formerly Swagger) specification and emits client libraries for C , PowerShell, Go, Java, Node.js, TypeScript, Python, and Swift, and it is built for API producers and platform teams that want generated, typed REST clients instead of hand written ones.
read the full autorest overview →
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Frequently asked questions
Is one-api or autorest more popular?
one-api has 36,932 GitHub stars and autorest has 4,798. one-api has the larger community by that measure.
Are one-api and autorest free?
Both are open source. one-api is licensed under MIT and autorest under MIT. Neither carries a licence fee.
What is the difference between one-api and autorest?
one-api is written in JavaScript and autorest in TypeSpec. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, one-api or autorest?
Choose one-api if you want the larger community (36,932 stars) or its MIT licence terms. Choose autorest if its feature set, stack or MIT licence fits better. Both are self-hostable.