xAI: Grok Imagine Video
Grok Imagine Video is a video generation model from xAI released on Jan 28, 2026. It reads text, images, files and video and writes video, with a 1K token context window.
- Modalities
- In / out price
- n/a
- Context
- 1K
- Max output
- n/a
- Released
- Jan 28, 2026
- Knowledge cutoff
- n/a
- Tool calling
- Structured output
- Reasoning
- Prompt caching
- Open weights
- Free to use
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Grok Voice STT 1.0
Transcription15K contextTurns speech into text.
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Grok Voice TTS 1.0
Speech15K contextTurns text into spoken audio.
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Grok Imagine Video questions
What is the context window of Grok Imagine Video?
1,024 tokens of input. As a rough guide, a million tokens is around 750,000 English words.
Is Grok Imagine Video open source?
No. xAI serves it through an API only, so you cannot download the weights or host it yourself.
When was Grok Imagine Video released?
Jan 28, 2026.
Catalog data from models.dev (MIT licensed), refreshed daily, last on Oct 15, 2026. The summary is written from these facts.
Building on Grok Imagine Video?
I test your real tasks on it and the two closest alternatives, then ship the agent on whichever wins on cost and accuracy.
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