Introduction

SeedanceAPI gives you programmatic access to SeedDance (video) and Seedream (image) models through a single REST interface.

What you get

Unified models — SeedDance 2.5, 2.0, 1.x and Seedream 5.0, 4.x with consistent request shapes
Simple pricing — video per second, images per generation; prepaid USD balance
API keys — create ak_... keys in the dashboard
Async video jobs — submit, poll, or receive webhooks when complete
Sync images — get results in the same response
MCP server — connect Cursor, Claude Desktop, and other agents at https://api.seedanceapi.us/mcp

curl https://api.seedanceapi.us/v1/models \
  -H "Authorization: Bearer ak_YOUR_API_KEY"

Create a key, add balance, and make your first call.

API keys and Bearer token auth.

Async /v1/videos jobs with polling and webhooks.

MCP config and copy-paste agent starters.