Seedance 2.0 Fast Reference to Video API Documentation

Generate reference-guided videos using the seedance-2.0-fast-reference-to-video model

Overview

Use this model when you need the fast Seedance 2.0 variant with reference images, videos, or audio.

Authentication

Authorization: Bearer YOUR_API_KEY

Create your key on the API Keys page.

Create Generation Task

Request Parameters

Common Input Fields

• prompt
• reference_image_urls
• reference_video_urls
• reference_audio_urls
• aspect_ratio / ratio
• resolution
• duration
• generate_audio
• web_search
• nsfw_checker

Credit Consumption

The current public credit rule for seedance-2.0-fast-reference-to-video is:

Request Example

{
  "model": "seedance-2.0-fast-reference-to-video",
  "input": {
    "prompt": "Use the reference images for the subject and the reference video for camera movement. Generate a short fast-paced teaser video.",
    "reference_image_urls": ["https://cdn.example.com/ref-1.png"],
    "reference_video_urls": ["https://cdn.example.com/ref-1.mp4"],
    "resolution": "720p",
    "duration": 5,
    "nsfw_checker": false
  }
}

Notes

• Fast reference-to-video uses the same asynchronous task flow as other public models
• Reference assets should be stable public URLs