xAI Audio Big Closed weights

Grok Voice 1.0

203 days since xAI announced it · 23 Apr 2026

Grok Voice 1.0 is a closed-weights audio model from xAI, announced 23 Apr 2026.

Price: —; the lab’s list price
Parameters: —; not disclosed

No price on the lab’s own pages.

Announcement: x.ai/news/grok-voice-think-fast-1
Docs: docs.x.ai/developers/release-notes

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xAI · Big · Grok Voice

closed weights

Grok Voice 3.0 +77d 14 Oct 2026
Grok Voice 2.0 +97d 29 Jul 2026
Grok Voice 1.0 23 Apr 2026

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Facts last updated 7 Nov 2026, from xAI’s own pages.