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POST
Seedance 2 Omni Fast

Authorizations

x-api-key
string
header
required

Query Parameters

webhookUrl
string

Your Webhook URL, if specified, the result of the generation will be POSTed to this URL.

Body

application/json
prompt
string
required
Maximum string length: 5000
Example:

"<your-prompt>"

duration
enum<string>
required
Available options:
4,
5,
6,
7,
8,
9,
10,
11,
12,
13,
14,
15
aspectRatio
enum<string>
required
Available options:
21:9,
16:9,
4:3,
1:1,
3:4,
9:16
quality
enum<string>
required
Available options:
480,
720
images
string[]

An array of image names or download URLs - if you don't have a download URL, you can upload the file and get the file name from the /upload endpoint.

Maximum array length: 9
Minimum string length: 1
videos
string[]

An array of video names or download URLs - if you don't have a download URL, you can upload the file and get the file name from the /upload endpoint.

Maximum array length: 3
Minimum string length: 1
audios
string[]

An array of audio file names or download URLs - if you don't have a download URL, you can upload the file and get the file name from the /upload endpoint.

Maximum array length: 3
Minimum string length: 1

Response

Response for status 200

genId
string
required
Last modified on July 30, 2026