Best for
- A model Summer runs by default in its own tools.
- Longer single shots, up to 15 seconds, for trailers and teasers.
- Start-to-end-frame animation, such as a door opening or a transformation between two poses.
- Vertical 9:16 and ultrawide 21:9 cuts of the same idea for different platforms.
Price
$0.242 per second, counted fromduration. Exact list price: 0.24192 USD.
At the default duration of 5 seconds: $1.21.
This is the price of a typical request. The exact price depends on the request: ask POST /v1/estimate first.
No markup: this is the provider’s list price, checked 2026-09-24. A failed job costs nothing. Get the exact price of one request, free and without a key, from POST /v1/estimate.
Example call
Sign in once withsummer login; over HTTP, send Authorization: Bearer $SUMMER_TOKEN after export SUMMER_TOKEN=$(summer token) (sign-in). This job takes minutes. The CLI follows it and saves the file. Over HTTP the call answers running with a job id: check GET /v1/jobs/{id} until state is done (jobs); the quickstart has the full loop.
state "done" and result.assets: one entry per file, each with assetId, fileUrl (a Summer URL) and thumbnailUrl. Download the file into your project, or import it in Summer Engine by its asset id.
Input
Send these fields ininput. The full JSON Schema is inputSchema in GET /v1/models/video/seedance-2-fast-ref.
Related models
Kling 3.0 Standard
Gemini Omni Flash

Kling 3.0 Pro
HeyGen Video
For agents
This page as Markdown: https://docs.summerengine.com/api/models/video/seedance-2-fast-ref.md. The live record with the JSON Schema:GET https://www.summerengine.com/v1/models/video/seedance-2-fast-ref, public, no sign-in.
