# grok-voice-transcribe-2.0

xAI



Speech-to-text released 2026-09-18; ~2× accuracy vs 1.0 at same price; batch $0.10/hr, streaming $0.20/hr \(diarization/timestamps/key terms included\); 1.0 to be deprecated in coming weeks.


## Availability

xAI Speech-to-Text API \(grok-voice-transcribe-2.0; REST / WebSocket; becoming default\)
- Model released: Sep 18, 2026 · Date only
- Review updated: Sep 19, 2026 19:21 Sat · Beijing Time (UTC+8)

## Sources

- Introducing Grok Voice Transcribe 2.0: https://x.ai/news/grok-voice-transcribe-2
- Speech to Text: https://docs.x.ai/developers/model-capabilities/audio/speech-to-text

Canonical entry: https://www.ailyre.com/source/?id=xai-grok-voice-transcribe-2-0&lang=en