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Identifier

Use the model identifier seedream-4.5 in the model field when calling /asset/start.

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Capabilities

PropertyValue
Reference inputs0–4
Aspect ratios16:9, 9:16, 1:1, 4:3, 3:4 (default 16:9)
Resolutions1080p, 2K, 4K (default 2K)

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Inputs

Pass reference media in the references array (0–4 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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Pricing

Default parameters (2K): ~0.4 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": "image",
  "model": "seedream-4.5",
  "prompt": "Describe what you want to generate",
  "aspect_ratio": "16:9",
  "resolution": "2K"
}
See /asset/start for the full request/response reference, error codes, and code samples in cURL / Python / JavaScript.