MiniMax H3 Text-to-Video

video MiniMax H3 11 tokens per second $0.005 per token

Pricing

Option	Tokens	Unit	≈ USD
text to video, 768p	11	per second	$0.0550
text to video, 2K	17	per second	$0.0850

The price is held when the task is created and settled to actual consumption when it completes; a failed task releases the hold.

How to order

Clips are ordered for a video session of the project; the model id goes into the order and must be one of the project's GET /projects/{id}/video-models.

POST https://app.video-blade.com/api/v1/projects/{id}/video-sessions/{item_id}/generate
X-API-Key: vb_…
Content-Type: application/json

{"prompt": "…", "model": "minimax-h3-text-to-video", "duration": …, "start_url": "https://…"}
→ 202 {"generation_id": "…", "status": "running", "tokens": …}

Field lists and refusal codes — API reference.

Model parameters

What the model itself understands; the ordering calls above take their own fields and pass these on.

Name	Type	Required	Description
`prompt`	string	required	Video generation prompt, length is between 1 and 7000 characters.
`aspect_ratio`	string	required	Video aspect ratio. Required for text-to-video, adaptive is not supported. Values: `21:9`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`
`duration`	integer	required	Generated video duration, supports integer values from 4 to 15 seconds. Values: `4`, `5`, `6`, `7`, `8`, `9`, `10`, `11`, `12`, `13`, `14`, `15` Default: `6`
`resolution`	string	optional	Video resolution. Values: `768P`, `2K` Default: `2K`