Skip to main content
POST

Authorizations

​
Authorization
string
header
required

API Key authentication. Format: Bearer YOUR_API_KEY.

Body

application/json
​
video_url
string<uri>
required

Input video URL (HTTP/HTTPS/OSS) or Base64 encoded data (required)

Example:

"https://example.com/input.mp4"

​
prompt
string

Text prompt describing desired video modifications (supports Chinese and English, up to 5000 characters)

Required string length: 1 - 5000
Example:

"Transform the entire scene into clay style"

​
reference_images
string<uri>[]

Reference image URLs for style transfer (optional, max 4). Combined with video_url, the total media count must be ≤ 5

Maximum array length: 4
Example:
​
negative_prompt
string

Negative prompt describing unwanted content

Maximum string length: 500
Example:

"blurry, distorted, low quality"

​
resolution
enum<string>
default:1080P

Video resolution tier

Available options:
720P,
1080P
Example:

"1080P"

​
ratio
enum<string>

Video aspect ratio (defaults to input video ratio if not specified)

Available options:
16:9,
9:16,
1:1,
4:3,
3:4
Example:

"16:9"

​
duration
enum<integer>
default:5

Video duration in seconds (2-10 = truncate to specified length)

Available options:
2,
3,
4,
5,
6,
7,
8,
9,
10
Example:

5

​
audio_setting
enum<string>
default:auto

Audio handling mode (auto: intelligent decision based on prompt, origin: preserve original audio)

Available options:
auto,
origin
Example:

"auto"

​
prompt_extend
boolean
default:true

Enable intelligent prompt rewriting (improves quality for short prompts but increases processing time)

Example:

true

​
seed
integer

Random seed for reproducibility (note: results may vary even with same seed)

Required range: 0 <= x <= 2147483647
Example:

42

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.