Minimax H3
MiniMax H3 turns a picture into a 2K video online, or follows a reference video, for cinematic shorts.
What is MiniMax H3?
Use it when you already have the frame. There is no text-to-video path on this model.
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Still or a reference clip
Image to video, or a reference path with images and a video.
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4 to 15 seconds
Aspect is 21:9, 16:9, 4:3, 1:1, 3:4, or 9:16.
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768p or 2K
Starts at 12 credits a second. A reference video is priced higher than a still.
How to create with Minimax H3
Upload first, then describe the move.
- 1
Upload
A still, or a still plus a reference video. Write what should move.
- 2
Choose Minimax H3
4 to 15 seconds, 768p or 2K, and a frame.
- 3
Download
If the subject drifts, name what must stay and run again.
Minimax H3 vs Grok Imagine
Minimax H3 needs a still or a clip and can go to 2K. Grok Imagine can start from text and run up to 30 seconds, at 480p or 720p.
| Use | Minimax H3 | Grok Imagine |
|---|---|---|
| Role | Animate something you upload | A long clip, including from text |
| Text only | No | Yes |
| Length | 4 to 15 seconds | 6 to 30 seconds, set lengths |
| Size | 768p or 2K | 480p or 720p |
| Reference video | Yes | Images only |
| Starting quote | 12 credits a second | 14 credits a clip at the short lengths |
Start from media
Bring a file. The prompt describes the change.
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Image to video
A portrait, product, or scene starts moving.
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Reference video
Follow a clip and restage it.
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Wide or vertical
21:9 or 9:16 when the layout is not 16:9.
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When to switch
Grok Imagine or Wan 3.0 if you only have a prompt. Kling 3.0 if you want text to video at 1080p.
Posts on X about Minimax H3
People share still-to-motion tests. This page does not republish those posts.
Questions about Minimax H3
No text-only path.
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What is Minimax H3?
A video model that animates a still or follows a reference clip, for 4 to 15 seconds.
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Can I start from text only?
No. Upload an image, or an image and a video.
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Which resolution?
768p or 2K.
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Which frames?
21:9, 16:9, 4:3, 1:1, 3:4, 9:16.
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How is it billed?
Credits follow the listed price, starting at 12 credits a second. A reference video costs more than a still.
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Is it free?
No.