Videofrom$0.0489 / s

MiniMax H3 Max

Generates video from text, an image, references · 480p to 1080p · 5–15 s · native audio

text-to-videoimage-to-videoreference-to-video

curl -X POST https://api.open.sume.com/v1/video-router/generate \
  -H "Authorization: Bearer $SUME_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"minimax-h3-max","prompt":"A cinematic tracking shot along a sunlit coastal road","duration":5,"resolution":"480p","aspect_ratio":"16:9","generate_audio":false}'

1. Calling the API

MiniMax H3 Max has the model id minimax-h3-max. Send a JSON body to POST https://api.open.sume.com/v1/video-router/generate.

Parameter	Type	Required	Default	Description
model	string	Yes	—	"minimax-h3-max"
prompt	string	Yes	—	What happens in the video.
image_url	string	No	—	First frame (HTTPS image).
end_image_url	string	No	—	Last frame (HTTPS image).
reference_image_urls	string[]	No	—	Reference images (HTTPS).
reference_video_urls	string[]	No	—	Reference videos (HTTPS).
duration	integer	No	5	Seconds, 5–15.
resolution	string	No	480p	Output resolution. Options: 480p, 768p, 1080p.
aspect_ratio	string	No	16:9	Frame shape. Options: adaptive, 21:9, 16:9, 4:3, 1:1, 3:4, 9:16.
generate_audio	boolean	No	false	Generate a soundtrack with the video.

Pricing

Dollars per unit at each option, from our rate card; a request rounds up to $0.0001. The estimate above is the exact charge.

Option	Price
480p	$0.0489 / s
768p	$0.0780 / s
1080p	$0.1392 / s

More models by MiniMax

Price, resolution and duration show each model's full range.

Model	Type	Price	Resolution	Duration
MiniMax H3	video	$0.0500 – $0.1529 / s	480p – 4K	5 – 15 s
H3 Max Recast	video	$0.3000 – $0.4500 / s	768p – 1080p	5 – 30 s
Hailuo H3 Regen	video	$0.0625 / s	2K	5 – 16 s
Hailuo 2.3	video	$0.0288 – $0.0479 / s	768p – 1080p	6 – 10 s
Hailuo 2.3 Fast	video	$0.0239 – $0.0409 / s	768p – 1080p	6 – 10 s
MiniMax H3 Max Lip Sync	lipsync	$0.0500 – $0.1600 / s	480p – 1080p

3. Queue

A submit answers 202 with the job, its status_url and result_url. Poll the status until it is completed, failed or canceled; failed and canceled jobs are refunded.

GET https://api.open.sume.com/v1/jobs/<job_id>/status
GET https://api.open.sume.com/v1/jobs/<job_id>/result
POST https://api.open.sume.com/v1/jobs/<job_id>/cancel

4. Price before you submit

The estimate is the charge: the same function prices both.

curl -X POST https://api.open.sume.com/v1/open/estimate \
  -H "Content-Type: application/json" \
  -d '{"model":"minimax-h3-max","input":{"prompt":"…"}}'