Kling 2.1 Master — Text to Video

curl --request POST \
  --url https://api.muvi.video/v1/jobs/submit \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "<string>",
  "input": {
    "prompt": "<string>",
    "aspect_ratio": "<string>",
    "duration": "<string>",
    "guidance_scale": 123,
    "negative_prompt": "<string>"
  }
}
'

import requests

url = "https://api.muvi.video/v1/jobs/submit"

payload = {
    "model": "<string>",
    "input": {
        "prompt": "<string>",
        "aspect_ratio": "<string>",
        "duration": "<string>",
        "guidance_scale": 123,
        "negative_prompt": "<string>"
    }
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    model: '<string>',
    input: {
      prompt: '<string>',
      aspect_ratio: '<string>',
      duration: '<string>',
      guidance_scale: 123,
      negative_prompt: '<string>'
    }
  })
};

fetch('https://api.muvi.video/v1/jobs/submit', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "jobId": "<string>",
  "status": "<string>",
  "estimatedCompletionTime": "<string>",
  "costMicroCents": 123
}

POST

jobs

submit

Kling 2.1 Master — Text to Video

curl --request POST \
  --url https://api.muvi.video/v1/jobs/submit \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "<string>",
  "input": {
    "prompt": "<string>",
    "aspect_ratio": "<string>",
    "duration": "<string>",
    "guidance_scale": 123,
    "negative_prompt": "<string>"
  }
}
'

import requests

url = "https://api.muvi.video/v1/jobs/submit"

payload = {
    "model": "<string>",
    "input": {
        "prompt": "<string>",
        "aspect_ratio": "<string>",
        "duration": "<string>",
        "guidance_scale": 123,
        "negative_prompt": "<string>"
    }
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    model: '<string>',
    input: {
      prompt: '<string>',
      aspect_ratio: '<string>',
      duration: '<string>',
      guidance_scale: 123,
      negative_prompt: '<string>'
    }
  })
};

fetch('https://api.muvi.video/v1/jobs/submit', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "jobId": "<string>",
  "status": "<string>",
  "estimatedCompletionTime": "<string>",
  "costMicroCents": 123
}

Generate high-quality videos from text descriptions with Kling 2.1 Master. Supports multiple aspect ratios, durations, and prompt-guidance controls.

Property	Value
Provider	Kling Plus
Model	Kling 2.1 Master
Capability	Text to Video
Base Cost	40,000 micro-cents/second ($0.04/second)
Processing Time	~240 seconds

Request Body

string

required

Model slug. Use kling-plus/kling-2.1-master/text-to-video for text to video generation.

object

required

Input parameters for text to video generation.

Hide properties

string

required

Text description of the video to generate. max 2500 characters.

string

Video aspect ratio. Options: 16:9, 9:16, 1:1. Default: 16:9.

string

Video duration in seconds. Options: 5, 10. Default: 5.

number

Prompt adherence strength. min 0, max 1. Default: 0.5.

string

Negative prompt. max 1000 characters.

string

HTTPS URL to receive a webhook notification when the job completes or fails.

Pricing

Base cost: 40,000 micro-cents per second ($0.04/second)

finalCost = baseCost × duration

Factor	Option	Multiplier
Duration	`5`	5x
	`10`	10x

Default cost (duration=5): 40,000 × 5 = 200,000 micro-cents ($0.2)

Response

string

Unique identifier for the submitted job.

string

Initial job status. Always "pending" on successful submission.

string

ISO 8601 timestamp of the estimated completion time.

number

The cost of the job in micro-cents.

Code Examples

curl -X POST https://api.muvi.video/v1/jobs/submit \
  -H "Authorization: Bearer $PIXELBYTE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "kling-plus/kling-2.1-master/text-to-video",
    "input": {
      "prompt": "A golden retriever running through a sunlit meadow during sunrise, cinematic camera motion.",
      "aspect_ratio": "16:9",
      "duration": "5"
    }
  }'

import requests

response = requests.post(
    "https://api.muvi.video/v1/jobs/submit",
    headers={
        "Authorization": "Bearer YOUR_API_KEY",
        "Content-Type": "application/json"
    },
    json={
        "model": "kling-plus/kling-2.1-master/text-to-video",
        "input": {
            "prompt": "A golden retriever running through a sunlit meadow during sunrise, cinematic camera motion.",
            "aspect_ratio": "16:9",
            "duration": "5"
        }
    }
)

data = response.json()
print(data)

const response = await fetch("https://api.muvi.video/v1/jobs/submit", {
  method: "POST",
  headers: {
    "Authorization": "Bearer YOUR_API_KEY",
    "Content-Type": "application/json"
  },
  body: JSON.stringify({
    model: "kling-plus/kling-2.1-master/text-to-video",
    input: {
      prompt: "A golden retriever running through a sunlit meadow during sunrise, cinematic camera motion.",
      aspect_ratio: "16:9",
      duration: "5"
    }
  })
});

const data = await response.json();
console.log(data);

Google

OpenAI

Runway

Kling

Kling Plus

Alibaba

Alibaba Plus

ByteDance

ByteDance Plus

MiniMax Plus

xAI

Kling 2.1 Master — Text to Video

Request Body

Pricing

Response

Code Examples

​Request Body

​Pricing

​Response

​Code Examples

Request Body

Pricing

Response

Code Examples