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Model IDvideo_generate.seedance_1_5_pro
ProviderKIE (ByteDance)
ModalityVideo — Text-to-Video

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Parameters

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prompt
string
required
Text description of the video to generate.
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video_params.aspect_ratio
string
Output aspect ratio. Options: 16:9, 9:16, 1:1. Default: 16:9.
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video_params.duration
number
Video length in seconds. Seedance only supports 8 seconds regardless of input.
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callback_url
string
Webhook URL for completion notification.

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Example

curl -X POST https://routerbase.kuaibaike.com/api/v1/run/video_generate.seedance_1_5_pro \
  -H "Authorization: Bearer sk-t0-xxxxxxxxxxxx" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "A lone astronaut walking on the surface of Mars at dawn",
    "video_params": {
      "aspect_ratio": "16:9"
    }
  }'

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Notes

  • Duration is fixed at 8 seconds for Seedance models.
  • Works with prompt only — no reference images required.