About this model or application
Kyutai STT exposes two streaming models with different language coverage and delay.
Family & other versions3 sources
Background for the family or other versions. These sources are counted separately from evidence for this release.
Model cards & docsOfficial
Kyutai STTFamily & other versions
Two streaming STT sizes with language, delay and VAD differences.
Model cards & docsOfficial
Kyutai STT 1B model cardFamily & other versions
1B English/French streaming recognition with CC-BY-4.0 weights.
Model cards & docsOfficial
Kyutai STT 2.6B model cardFamily & other versions
2.6B English-only streaming recognition and weight license.
Model family catalog2
Current models
Official catalogKyutai STT 1B EN/FRAvailableOpen weights
- Model ID
kyutai/stt-1b-en_fr- Released
- Not stated
- Availability
- Available
- Input
- Audio
- Output
- Text
- Parameters
- 1B
- Deployment / access
- Open weights · Local
- Weights
- Open weights
- License
- CC-BY-4.0
- Capabilities
- Transcription · Multilingual
English/French; 500ms configured delay and semantic VAD; VAD available in Rust server.
Kyutai STT 2.6B ENAvailableOpen weights
- Model ID
kyutai/stt-2.6b-en- Released
- Not stated
- Availability
- Available
- Input
- Audio
- Output
- Text
- Parameters
- 2.6B
- Deployment / access
- Open weights · Local
- Weights
- Open weights
- License
- CC-BY-4.0
- Capabilities
- Transcription
English only; 2.5-second configured delay.