Videoslash API
Creative studioGeneratedModels

Seedance 2.0

Creative Studio video model reference for the public API.

Seedance 2.0

Public model ID: seedance-20

Asset type: video

Category: Video Generation

Starting credits: 9 (defaults: 20)

Prompt required.

Start a generation

curl -s -X POST "$API_BASE_URL/v1/creative-studio/generations" \
  -H "Authorization: Bearer vsl_YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "modelId": "seedance-20",
    "prompt": "Your prompt here",
    "image_urls": ["https://example.com/reference.jpg"],
    "duration": "auto"
  }' | jq

Poll GET /v1/creative-studio/generations/{id} until status is completed. Completed generations return outputUrl on cdn.videoslash.com.

Media parameters

NameTypeConstraintsDefaultDescription
image_urlsarrayoptional · max items: 9[]Reference images (up to 9) to guide video generation. Refer to them in your prompt as @Image1, @Image2, etc. Supported formats: JPEG, PNG, WebP.
video_urlsarrayoptional · max items: 3[]Reference videos (up to 3, combined duration 2–15s, total under 50 MB) to guide video generation. Refer to them in your prompt as @Video1, @Video2, etc.
audio_urlsarrayoptional · max items: 3[]Reference audio files (up to 3, combined duration max 15s) for audio-driven generation and lip-sync. Requires at least one reference image or video. Refer to them in your prompt as @Audio1, @Audio2, etc.

Settings parameters

NameTypeConstraintsDefaultDescription
durationenumoptional · enum: auto, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15autoDuration of the video in seconds. Use 'auto' to let the model decide based on the prompt.
resolutionenumoptional · enum: 480p, 720p, 1080p720pVideo resolution. 480p for faster generation, 720p for balance, 1080p for highest quality.
aspect_ratioenumoptional · enum: auto, 21:9, 16:9, 4:3, 1:1, 3:4, 9:16autoVideo aspect ratio. Use 'auto' to let the model decide based on inputs.
generate_audiobooleanoptionaltrueGenerate synchronized audio including sound effects, ambient sounds, and lip-synced speech.
seedintegeroptional—Random seed for reproducibility.

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