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bytedance /seedance-2.0:affbecc3

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
image
string
Input image for image-to-video generation (start frame).
last_frame_image
string
Input image for last frame generation. Only works if an image start frame is also provided.
reference_images
array
[]
Reference images (up to 9) for character consistency, style guidance, and scene composition. Cannot be used together with first frame or last frame images.
reference_videos
array
[]
Reference videos (up to 3, max 15s each) for motion transfer, camera movement guidance, and style reference.
reference_audios
array
[]
Reference audio files (up to 3, max 15s each) for audio-visual synchronization, lip-sync, and beat matching.
duration
integer
5

Min: -1

Max: 15

Video duration in seconds. Set to -1 for intelligent duration (model picks the best length).
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.
generate_audio
boolean
True
Generate audio synchronized with the video. When enabled, the model outputs a video with native audio including dialogue, sound effects, and ambient sounds.
seed
integer
Random seed. Set for reproducible generation

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'}