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Model ID
Calling method: async

seedance-2-0-fast-260128 API Usage Guide

Overview

seedance-2-0-fast-260128 is the next-generation video generation model supporting text, first/last frame images, reference images, reference videos, reference audios.

Authentication

All API requests require authentication using an API key. Include it in the Authorization header:

Submit Video Generation Request

Base URL

Endpoint

Request Format

Request Parameters

Response

Check Request Status

Endpoint

Example

Response

Request Status Values

List Your Requests

Endpoint

Get Model Information

Endpoint

Tips for Better Results

  1. Detailed Prompts: More descriptive text yields better visuals
  2. Use First/Last Frame: Anchor the start and end for tighter I2V consistency
  3. Adaptive Ratio: Use adaptive to let the model choose the best ratio for your content
  4. Seeds for Control: Use a fixed seed for reproducible outputs
  5. Audio Sync: Enable generate_audio for immersive, sound-matched videos
  6. Extended Duration: Take advantage of up to 15 seconds for complex scenes

Examples

Text-to-Video

Image-to-Video with First and Last Frame

With Reference Assets