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Identifier

Use the model identifier kling-v3-standard in the model field when calling /asset/start.

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Capabilities

PropertyValue
Reference inputs0–1
Aspect ratios16:9, 9:16, 1:1 (default 9:16)
Durations (seconds)3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 (default 5)
Audioyes
Max prompt length2500 chars

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Inputs

Pass reference media in the references array (0–1 item). 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
generateAudiobooleantrueyes

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Pricing

Default parameters (5s): ~13 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": "kling-v3-standard",
  "prompt": "Describe what you want to generate",
  "aspect_ratio": "9:16",
  "duration": 5
}
See /asset/start for the full request/response reference, error codes, and code samples in cURL / Python / JavaScript.