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POST
Seedance 2.0 Fast

Headers

Authorization
string
required

Body

application/json
model
enum<string>
required

Model name. Must be seedance-2-0-fast.

Available options:
seedance-2-0-fast
prompt
string
required

Text prompt describing the video.

image_urls
string<uri>[]

Optional. One URL creates first-frame image-to-video; two URLs create first/last-frame video. Compatible aliases: image_url and image_end_url.

Required array length: 1 - 2 elements
duration
integer
default:5
Required range: 4 <= x <= 15
quality
enum<string>
default:720p

Output resolution. resolution is accepted as a compatible alias.

Available options:
480p,
720p
aspect_ratio
enum<string>
default:16:9

Image-to-video defaults to adaptive. ratio is accepted as a compatible alias.

Available options:
16:9,
9:16,
1:1,
4:3,
3:4,
21:9,
adaptive
generate_audio
boolean
default:true

Generate synchronized audio at no additional charge.

content_filter
boolean
default:true

Setting this to false adds 10% to the task cost.

callback_url
string<uri>

Optional public HTTPS callback URL. custom_callback_url is accepted as a compatible alias.

Response

Task submitted or application-level error.

code
integer
required
msg
string
required
data
object