bytedance/seedance-2.0-fast-i2v

seedance-2.0-fast-i2v
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Faster variant of Dreamina Seedance 2.0 image-to-video. Accepts the same multimodal inputs as Seedance 2.0 I2V—text prompt plus optional reference images and audio—with lower latency. Resolution limited to 480p/720p.

$0.0650~$0.1400/sec
image-to-video

Input

Text describing the video to generate. Reference optional inputs with placeholders such as `[Image 1]` or `[Audio 1]` when applicable.
Optional. Up to 3 reference audio URLs (e.g., for rhythm or voice style).
Hint: Drag and drop files, paste from clipboard (Ctrl/Cmd+V), or provide a URL.
Whether to keep the camera fixed during generation.
Video duration in seconds (4-15 seconds).
5
Task expiration time in seconds.
Optional. URL or Base64 of the starting frame. Do not use together with `reference_images` in the same request.
Hint: Drag and drop files, paste from clipboard (Ctrl/Cmd+V), or provide a URL.
Whether to generate audio for the video.
Optional. URL or Base64 of the ending frame. Do not use together with `reference_images` in the same request.
Hint: Drag and drop files, paste from clipboard (Ctrl/Cmd+V), or provide a URL.
Aspect ratio of the generated video.
1:1
Optional. Up to 9 reference images for style or subject guidance. Do not use together with `first_frame_image` or `last_frame_image`.
Hint: Drag and drop files, paste from clipboard (Ctrl/Cmd+V), or provide a URL.
Output resolution of the video. Fast variant does not support 1080p.
720p
Whether to return the last frame of the generated video.
Random seed for reproducible generation. Use -1 for random.

Result

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Run the model to preview the output here.

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