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bytedance /seedance-2.5:fa8b2706
Input schema
The fields you can use to run this model with an API. If you don’t give a value for a field its default value will be used.
| Field | Type | Default value | Description |
|---|---|---|---|
| prompt |
string
|
|
Text prompt for video generation. Maximum 2000 characters. Optional when a media input (image, reference images/videos/audios) is supplied.
|
| image |
string
|
First-frame image for image-to-video or first/last-frame generation. Cannot be combined with reference images, videos, or audios.
|
|
| last_frame_image |
string
|
Last-frame image. Requires a first-frame image. Cannot be combined with reference images, videos, or audios.
|
|
| reference_images |
array
|
[]
|
Reference images (up to 30) for character consistency, style guidance, and scene composition. Cannot be combined with first/last frame images. Reference them in your prompt as [Image1], [Image2], etc.
|
| reference_videos |
array
|
[]
|
Reference videos (up to 10, combined duration max 30s) for motion transfer, style reference, editing, and extension. Reference them in your prompt as [Video1], [Video2], etc.
|
| reference_audios |
array
|
[]
|
Reference audio files (up to 10, combined duration max 30s) for audio-driven generation and lip-sync. Requires at least one reference image or video. Reference them in your prompt as [Audio1], [Audio2], etc.
|
| duration |
integer
|
5
Min: -1 Max: 30 |
Video duration in seconds. Set to -1 for intelligent duration (the model picks the best length). Editing mode requires -1.
|
| resolution |
None
|
720p
|
Video resolution.
|
| aspect_ratio |
None
|
16:9
|
Video aspect ratio. Set to 'adaptive' to let the model choose the best ratio based on inputs. First/last-frame, editing, and extension modes require 'adaptive'.
|
| generate_audio |
boolean
|
True
|
Generate synchronized audio with the video, including dialogue (use double quotes in prompt), sound effects, and background music.
|
| watermark |
boolean
|
False
|
Add a watermark to the generated video.
|
| output_format |
None
|
mp4
|
Output video container format.
|
| seed |
integer
|
Random seed. Set for reproducible generation. Reproducibility is not guaranteed.
|
Output schema
The shape of the response you’ll get when you run this model with an API.
Schema
{'format': 'uri', 'title': 'Output', 'type': 'string'}