MiniMax H3 Max Turbo

`tk-minimax-h3-max-turbo`

POST /v1/videos

Fast text-to-video and first/last-frame generation. Reference media (reference images, videos, audio) is not supported on this model.

Resolutions: 480P, 768P
Duration: 5–15 s (this model does not accept 4 s)
Free input images: first/last frames are free on every H3 model
metadata.extra (object or JSON string) is forwarded to the model, e.g. {"prompt_expansion_mode": "quality"}

See the family page for the shared request shape, aspect-ratio rules, and billing rules: MiniMax H3.

Supported parameters

API field	Type	Required	Values / limit
`model`	string	Yes	`tk-minimax-h3-max-turbo`
`prompt`	string	Yes	Nonempty; at most 7,000 characters
`seconds`	integer	No	5–15; default `5`
`metadata.resolution`	string	Yes	`480P`, `768P`
`metadata.ratio`	string	See rules	`16:9`, `4:3`, `1:1`, `3:4`, `9:16`, `21:9`, `adaptive`
`metadata.media`	array	No	`first_frame` / `last_frame` entries only; each image entry must carry an explicit `role`
`metadata.extra`	object	No	Forwarded to the model unchanged

Billing

Output video only: per second at the 480P or 768P rate. First/last-frame images are free on this model. Failed tasks are not billed.

Request example

curl https://api.apimart.cc/v1/videos \
  -H "Authorization: Bearer $HIPIX_API_KEY" \
  -H "Content-Type: application/json" \
  --data-raw '{"model": "tk-minimax-h3-max-turbo", "prompt": "The scene transitions from day to night", "seconds": 6, "metadata": {"resolution": "480P", "ratio": "16:9", "media": [{"type": "first_frame", "url": "https://example.com/first.jpg"}, {"type": "last_frame", "url": "https://example.com/last.jpg"}]}}'