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Seedance Video Generation API

This is the Seedance Video Generation API overview page. You can quickly understand Seedance’s video generation capabilities and navigate to specific endpoint documentation.

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What Seedance Video Generation API Can Do

Seedance provides multiple video generation capabilities for different scenarios:
  • Omni Reference: Generate new video by fusing multi-modal content based on reference images and videos
  • Edit Video: Edit based on reference video, supports delete, replace, modify operations
  • Extend Video: Extend and splice multiple reference videos to generate continuous new video
  • Audio Video - First Frame: Generate video with synchronized audio based on single first frame image
  • Audio Video - First & Last Frame: Generate video with synchronized audio based on first and last frame images
  • Image-to-Video: Generate video based on single reference image
  • Text-to-Video: Generate video only through text prompt

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Supported Models

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Video Generation Endpoints

Submit a task and get id, then fetch results via query endpoint. Supports webhook callback.
  1. Choose the appropriate endpoint based on your scenario
  2. Call the endpoint to submit a task, get id
  3. Use Fetch API to poll task status, or set hook_url for callback
  4. When status is succeeded, get the video URL from the response

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Async Task Status

  • queued: Task pending in queue
  • running: Task running
  • succeeded: Task completed successfully
  • failed: Task failed
  • cancelled: Task cancelled
  • expired: Task expired

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Why Use Seedance Video Generation API

  • Multiple generation modes: Supports omni-reference, video editing, video extension, audio video, image-to-video, text-to-video and more
  • High-quality output: Supports multiple resolutions (480p / 720p / 1080p / 4k) and aspect ratios, Seedance 2.5’s 1080p and Seedance 2.0’s 4k use 10bit depth and H.265/HEVC encoding
  • Synchronized audio: Supports generating video with synchronized audio
  • Flexible control: Supports custom duration, watermark, output format and other parameters
  • Unified gateway: Uses TTAPI unified API gateway and authentication
Last modified on October 22, 2026