FastChat vs Hugging Face Transformers
A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
FastChat
Platform for serving and evaluating large language models
VS
Hugging Face Transformers
State-of-the-art machine learning model library
| Feature | FastChat | Hugging Face Transformers |
|---|---|---|
| Category | Local LLM Runners | Self-Hosted AI |
| License | Apache-2.0 | Apache-2.0 |
| Language | Python | Python |
| Setup difficulty | Hard | Hard |
| Min. RAM | 8,192 MB | 8,192 MB |
| Deployment | docker, source | bare-metal, source |
| GitHub stars | ★ 39,516 | ★ 163,456 |
| First released | 2023 | 2018 |
| Replaces | OpenAI API | OpenAI API |
Why pick each one
Choose FastChat if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Mature project with 39.5k GitHub stars
- Written in Python
Choose Hugging Face Transformers if…
- Released under the Apache-2.0 license
- Mature project with 163.5k GitHub stars
- Written in Python
Frequently asked questions
Is FastChat or Hugging Face Transformers better?
Neither is universally better. Hugging Face Transformers has the larger community; both share a hard setup difficulty, so the decision comes down to features and licensing.
Are FastChat and Hugging Face Transformers free and open-source?
Yes. FastChat is licensed under Apache-2.0 and Hugging Face Transformers under Apache-2.0. Both can be self-hosted at no software cost.
Can I run FastChat and Hugging Face Transformers with Docker?
FastChat: yes. Hugging Face Transformers: check the project docs for container support.