# 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 \(diarization/timestamps/key terms included\); The October 2 release notes confirm that 1.0 reached end of life that day; all requests to that slug now route to 2.0 at the same price.


## Availability

xAI Speech-to-Text API \(grok-voice-transcribe-2.0; REST / WebSocket; requests to 1.0 now route to 2.0\)
- Released: Sep 18, 2026
- Review updated: Oct 04, 2026 09:16 Sun · Beijing Time (UTC+8)

## Sources

- Source excerpt: https://docs.x.ai/developers/release-notes

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