Comet Update
๐ 2026-04-17
๐ CometAPI Adds Doubao Seedance 2.0 Video Generation Models! ๐
๐น doubao-seedance-2-0 / doubao-seedance-2-0-fast
- doubao-seedance-2-0: ByteDance's latest high-quality video generation model, supporting both text-to-video & image-to-video.
- doubao-seedance-2-0-fast: The accelerated version of Seedance 2.0 โ faster generation, same powerful quality.
๐ Parameters
| Parameter | Description |
|---|---|
| Duration (seconds) | 4โ15 seconds, default 5 |
| Aspect Ratio (size) | 21:9 / 16:9 / 4:3 / 1:1 / 3:4 / 9:16, default 16:9 |
| Resolution (resolution) | 480p / 720p, default 720p |
๐ Usage Example
curl --location --request POST 'https://api.cometapi.com/v1/videos' \
--header 'Authorization: sk-your-key' \
--header 'Content-Type: multipart/form-data' \
--form 'prompt="a cat running on the beach"' \
--form 'model="doubao-seedance-2-0"' \
--form 'seconds="5"' \
--form 'size="16:9"' \
--form 'resolution="720p"' \
--form 'input_reference=@"your_image.png"'
๐ก
input_referenceis optional โ include a reference image for image-to-video, or omit it for text-to-video.