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POST
/
v3
/
async
/
kling-v2.1-t2v-master
Kling V2.1 Master Text-to-Video
curl --request POST \
  --url https://api.myrouter.ai/v3/async/kling-v2.1-t2v-master \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: <content-type>' \
  --data '
{
  "prompt": "<string>",
  "duration": "<string>",
  "aspect_ratio": "<string>",
  "guidance_scale": 123,
  "negative_prompt": "<string>"
}
'
{
  "task_id": "<string>"
}

Documentation Index

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Kling V2.1 Text-to-Video is the latest generation text-to-video model developed by the Kuaishou AI team, capable of generating high-quality, cinematic short videos from text input. Compared to Kling 2.0, version 2.1 achieves significant breakthroughs in motion smoothness, visual consistency, and prompt comprehension.
This is an async API that only returns the task_id of the async task. Use the task_id to call the Get Async Task Result API to retrieve the generated result.

​
Request Headers

​
Content-Type
string
required
Enum: application/json
​
Authorization
string
required
Bearer authentication format: Bearer {{API Key}}.

​
Request Body

​
prompt
string
required
Positive text prompt to guide generation. Must not exceed 2500 characters.
​
duration
string
default:"5"
Duration of the generated video (in seconds).Possible values: 5, 10
​
aspect_ratio
string
default:"16:9"
Aspect ratio of the output video.Possible values: 16:9, 9:16, 1:1
​
guidance_scale
number
Guidance scale parameter that controls how closely the generated content adheres to the prompt.Range: 0 to 1
Step: 0.1
​
negative_prompt
string
Negative prompt to specify content to avoid in the generation. Must not exceed 2500 characters.

​
Response

​
task_id
string
required
The task_id of the async task. Use the task_id to call the Get Async Task Result API to retrieve the generated result.