xAI Video Big Closed weights

Grok Imagine Video

288 days since xAI announced it · 28 Jan 2026

Grok Imagine Video is a closed-weights video model from xAI, announced 28 Jan 2026. It costs $0.05 per second (480p).

Price: $0.05; per second (480p)
Parameters: —; not disclosed

Announcement: x.ai/news/grok-imagine-api
Docs: docs.x.ai/docs/models/grok-imagine-video

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xAI · Big · Grok Imagine

closed weights

Grok Imagine Video 1.5 +126d 3 Jun 2026
Grok Imagine Video 28 Jan 2026

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Grok Voice 3.0 14 Oct 2026
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Grok 4.6 12 Aug 2026
Grok Imagine Image 2.0 7 Aug 2026
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Grok 4.5 16 Jul 2026
Grok Imagine Video 1.5 Fast 16 Jun 2026

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