LiteLLM vs One API
A side-by-side comparison of two self-hosted local llm runners options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
LiteLLM
Unified proxy and gateway for 100+ LLM APIs
VS
One API
Unified OpenAI-compatible gateway for many LLM providers
| Feature | LiteLLM | One API |
|---|---|---|
| Category | Local LLM Runners | Local LLM Runners |
| License | MIT | MIT |
| Language | Python | JavaScript |
| Setup difficulty | Medium | Medium |
| Min. RAM | 1,024 MB | 256 MB |
| Deployment | docker, kubernetes, bare-metal | docker, binary |
| GitHub stars | ★ 55,843 | ★ 36,253 |
| First released | 2023 | 2023 |
| Replaces | OpenRouter | OpenAI API, OpenRouter |
Why pick each one
Choose LiteLLM if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Kubernetes-ready with Helm charts available
- Mature project with 55.8k GitHub stars
Choose One API if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Mature project with 36.3k GitHub stars
- Written in JavaScript
Frequently asked questions
Is LiteLLM or One API better?
Neither is universally better. LiteLLM has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are LiteLLM and One API free and open-source?
Yes. LiteLLM is licensed under MIT and One API under MIT. Both can be self-hosted at no software cost.
Can I run LiteLLM and One API with Docker?
LiteLLM: yes. One API: yes.