Videofrom$0.0288 / s

Hailuo 2.3

Generates video from text, an image · 768p to 1080p · 6–10 s

text-to-videoimage-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":"hailuo-2.3","prompt":"A cinematic tracking shot along a sunlit coastal road","duration":6,"resolution":"768p"}'

1. Calling the API

Hailuo 2.3 has the model id hailuo-2.3. Send a JSON body to POST https://api.open.sume.com/v1/video-router/generate.

Parameter	Type	Required	Default	Description
model	string	Yes	—	"hailuo-2.3"
prompt	string	Yes	—	What happens in the video.
image_url	string	No	—	First frame (HTTPS image).
duration	integer	No	6	Seconds, 6–10.
resolution	string	No	768p	Output resolution. Options: 768p, 1080p.

2. Authentication

Send your open.sume.com key as a bearer token from server code only. Keys minted on open.sume.com bill this balance in dollars and call the model API only.

Authorization: Bearer $SUME_API_KEY

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

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
768p	$0.0288 / s
1080p	$0.0479 / s

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