ByteDance Relayvideo

Seedance 2.0 Asset Fast (Relay)

Faster relay Seedance asset-group video route for reference-driven generation with lower turnaround time.

seedance-2.0-asset-fast

Quickstart

Call this model

Video task

curl -X POST "https://inference-api.worldrouter.ai/api/v3/contents/generations/tasks" \
  -H "Authorization: Bearer your_api_key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "seedance-2.0-fast",
    "content": [
      {
        "type": "text",
        "text": "A cinematic video of a city street at sunset."
      }
    ],
    "resolution": "720p",
    "duration": 5
  }'

Check status

curl "https://inference-api.worldrouter.ai/api/v3/contents/generations/tasks/task-123" \
  -H "Authorization: Bearer your_api_key"

Playground

Try it in the dashboard

The dashboard playground opens with this model selected and uses your team API key through the same-origin control-plane proxy.

Open Playground