faster-whisper vs whisper.cpp
A side-by-side comparison of two self-hosted self-hosted ai options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
faster-whisper
Reimplementation of Whisper for fast local transcription
VS
whisper.cpp
Fast C++ port of OpenAI Whisper speech recognition
| Feature | faster-whisper | whisper.cpp |
|---|---|---|
| Category | Self-Hosted AI | Self-Hosted AI |
| License | MIT | MIT |
| Language | Python | C++ |
| Setup difficulty | Medium | Medium |
| Min. RAM | 2,048 MB | 1,024 MB |
| Deployment | bare-metal, source | binary, source |
| GitHub stars | ★ 24,806 | ★ 52,677 |
| First released | 2023 | 2022 |
| Replaces | Google Speech-to-Text | Otter.ai, Google Speech-to-Text |
Why pick each one
Choose faster-whisper if…
- Released under the MIT license
- Mature project with 24.8k GitHub stars
- Written in Python
Choose whisper.cpp if…
- Released under the MIT license
- Mature project with 52.7k GitHub stars
- Written in C++
Frequently asked questions
Is faster-whisper or whisper.cpp better?
Neither is universally better. whisper.cpp has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are faster-whisper and whisper.cpp free and open-source?
Yes. faster-whisper is licensed under MIT and whisper.cpp under MIT. Both can be self-hosted at no software cost.
Can I run faster-whisper and whisper.cpp with Docker?
faster-whisper: check the project docs for container support. whisper.cpp: check the project docs for container support.