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Identifier

Use the model identifier seedance-2.0 in the model field when calling /asset/start.

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Capabilities

PropertyValue
Reference inputs0–12
Aspect ratios21:9, 16:9, 4:3, 1:1, 3:4, 9:16 (default 16:9)
Resolutions480p, 720p, 1080p (default 1080p)
Durations (seconds)4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 (default 5)
Audioyes
Max prompt length3000 chars
Required plansPRO, ENTREPRISE
Tagsnew

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Inputs

Pass reference media in the references array (0–12 items). Optional. Each item accepts exactly one of:
  • url — a direct, publicly accessible file URL
  • asset_id — the ID of an existing asset in your Hoox space (e.g. a previous generation)
  • avatar_id — the ID of an avatar defined in your Hoox space

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Custom settings

These keys go inside the model_settings object of the request body.
KeyTypeDefaultAffects cost
generateAudiobooleantrueno

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Pricing

Default parameters (5s at 1080p): ~34.05 credits / generation. For exact pricing with your own parameters, call /asset/pricing with the model and any parameters that affect cost.

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Example request

{
  "type": "video",
  "model": "seedance-2.0",
  "prompt": "Describe what you want to generate",
  "aspect_ratio": "16:9",
  "resolution": "1080p",
  "duration": 5
}
See /asset/start for the full request/response reference, error codes, and code samples in cURL / Python / JavaScript.