Grok Voice Transcribe 2.0

Grok Voice Transcribe 2.0 is xAI’s speech-to-text model, available on the xAI API since September 17, 2026.

Lab
xAI
Release date
Status
Generally available
API model ID
grok-voice-transcribe-2.0

xAI’s API release notes say grok-voice-transcribe-2.0 became available on September 17, 2026 and is the default speech-to-text model. Its predecessor, grok-voice-transcribe-1.0, reached end of life on October 2, 2026, and requests to that slug are now routed to version 2.0.

Modalities
Audio input; text output (speech to text)
Availability
xAI API (Speech to Text); default speech-to-text model.
Official source
docs.x.ai
Last checked

Questions

When was Grok Voice Transcribe 2.0 released?
xAI’s release notes date it to September 17, 2026.
What is the API ID?
grok-voice-transcribe-2.0, the default speech-to-text model on the xAI API.
What happened to Grok Voice Transcribe 1.0?
It reached end of life on October 2, 2026, and its requests are routed to version 2.0.

Source

Release dates, model IDs and limits come from each lab’s own announcement, changelog, documentation or deprecations page, linked on every model with the date it was last checked. How we pick and check sources: editorial standards.

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