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POST
Seedance 2.0 Mini V2V

Authorizations

Authorization
string
header
required

API Key authentication. Format: Bearer YOUR_API_KEY.

Body

application/json

Seedance 2.0 Mini video-to-video request. Same input combinations as Fast 2.0 V2V; resolution is limited to 480p/720p.

video_urls
string[]
required

Required. One to three reference video URLs.

Required array length: 1 - 3 elements

Video URL.

Minimum string length: 1
prompt
string

Optional. Video description. Maximum 10000 characters. Use [Image n], [Video n], and [Audio n] placeholders when referencing optional inputs. Recommended prompt length: under 1000 words.

Required string length: 1 - 10000
reference_images
string[]

Optional. Up to 9 reference image URLs for style or content guidance. Use [Image n] placeholders in prompt.

Required array length: 1 - 9 elements

Image URL or Base64 data.

Minimum string length: 1
audio_urls
string[]

Optional. Up to 3 reference audio URLs. Use [Audio n] placeholders in prompt.

Required array length: 1 - 3 elements

Audio URL.

Minimum string length: 1
ratio
enum<string>
default:16:9

Aspect ratio of the generated video.

Available options:
21:9,
16:9,
4:3,
1:1,
3:4,
9:16
resolution
enum<string>
default:720p

Output resolution of the video.

Available options:
480p,
720p
duration
enum<integer>
default:5

Video duration in seconds (4-15 seconds).

Available options:
4,
5,
6,
7,
8,
9,
10,
11,
12,
13,
14,
15
seed
integer
default:-1

Random seed for reproducible generation. Use -1 for random.

Required range: -1 <= x <= 4294967295
camera_fixed
boolean
default:false

Whether to keep the camera fixed during generation.

generate_audio
boolean
default:true

Whether to generate audio.

execution_expires_after
integer
default:172800

Task expiration time in seconds.

Required range: 3600 <= x <= 259200
return_last_frame
boolean
default:false

Whether to return the last frame of the generated video.

Response

200 - application/json

Task submitted successfully

code
integer
required

Response code, 0 indicates success

Example:

0

message
string
required

Response message

Example:

"success"

data
object
required

Detailed data about the submitted asynchronous task.