Compare / whisper.cpp vs Vosk
whisper.cpp vs Vosk
Pick whisper.cpp if you want the published Descript / Riverside / Gong / Rev / Notta stack (MIT local Whisper, not the OpenAI Whisper API). Pick Vosk if you want that Apache-2.0 offline API.
Facts checked 25 Oct 2026. License, language, and GitHub activity come from the catalog or the project's own repo. "Not in the catalog row" means the public catalog dump does not store that number.
whisper.cpp in the catalog Vosk in the catalog Start on Railway
How they compare
| whisper.cpp | Vosk | |
|---|---|---|
| License | MIT License (catalog) source | Apache License 2.0 (catalog) source |
| Language | C++ (catalog) | Python / multi-language bindings (catalog) |
| GitHub activity | 54,495 stars in the catalog; last push 19 Oct 2026 source | 15,200 stars in the catalog; last push 15 Oct 2026 source |
| Self-host | Published as /stacks/whisper-transcribe. Volume for models. CPU works; GPU is faster. | Offline API. Official models and bindings. |
| Best for | The published Rev / Descript / Notta replacement. | Streaming or on-device recognition if whisper.cpp is not the shape. |
Self-hosting and resource needs
whisper.cpp is the published lander — /stacks/whisper-transcribe. Vosk is alphacep/vosk-api. faster-whisper is the MIT CTranslate2 port, not this pair. meetily is meeting minutes, not this pair. Neither has a one-click c17 Railway template.
FAQ
- Rev or Notta?
- Same published transcript — /replace/rev-com and /replace/notta.
- Is this Otter?
- Minutes on a live room stay on /best/transcription. This pair is speech-to-text you run.
- Are these free?
- whisper.cpp is MIT. Vosk is Apache-2.0. You pay hosting and any GPU.
- How do I deploy whisper.cpp?
- Open /stacks/whisper-transcribe. Persist the model. Transcribe one file.
Related pages
Stack of the Week
Get one stack a week that replaces a SaaS bill.