Kling 3.0 Standard — Start-End Frame 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>",
    "start_frame_url": "<string>",
    "end_frame_url": "<string>",
    "aspect_ratio": "<string>",
    "duration": "<string>",
    "has_sound": "<string>"
  }
}
'

import requests

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

payload = {
    "model": "<string>",
    "input": {
        "prompt": "<string>",
        "start_frame_url": "<string>",
        "end_frame_url": "<string>",
        "aspect_ratio": "<string>",
        "duration": "<string>",
        "has_sound": "<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>',
      start_frame_url: '<string>',
      end_frame_url: '<string>',
      aspect_ratio: '<string>',
      duration: '<string>',
      has_sound: '<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 3.0 Standard — Start-End Frame 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>",
    "start_frame_url": "<string>",
    "end_frame_url": "<string>",
    "aspect_ratio": "<string>",
    "duration": "<string>",
    "has_sound": "<string>"
  }
}
'

import requests

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

payload = {
    "model": "<string>",
    "input": {
        "prompt": "<string>",
        "start_frame_url": "<string>",
        "end_frame_url": "<string>",
        "aspect_ratio": "<string>",
        "duration": "<string>",
        "has_sound": "<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>',
      start_frame_url: '<string>',
      end_frame_url: '<string>',
      aspect_ratio: '<string>',
      duration: '<string>',
      has_sound: '<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 start and end frame images with Kling 3.0 Standard. The model interpolates between the two frames to create smooth video transitions with optional audio generation.

Property	Value
Provider	Kling
Model	Kling 3.0 Standard
Capability	Start-End Frame to Video
Base Cost	84,000 micro-cents/second ($0.084/sec)
Processing Time	~240 seconds

Request Body

string

required

Model slug. Use kling/kling-3.0-standard/start-end-frame-to-video for start-end-frame-to-video generation.

object

required

Input parameters for start-end-frame-to-video generation.

Hide properties

string

required

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

string

required

URL of the start frame image.

string

required

URL of the end frame image.

string

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

string

Video duration in seconds. Default: 5. Options: 5, 10, 15.

string

Enable audio generation. Default: false. Options: true, false.

string

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

Pricing

Base cost: 84,000 micro-cents per second ($0.084/sec)

finalCost = baseCost × duration × has_sound

Factor	Option	Multiplier
Duration	`5`	5x
	`10`	10x
	`15`	15x
Sound	`false`	1x
	`true`	1.5x

Default cost: 5 seconds, no sound = 84,000 × 5 × 1 = 420,000 micro-cents ($0.42)

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/kling-3.0-standard/start-end-frame-to-video",
    "input": {
      "prompt": "A smooth transition from day to night in a city skyline",
      "start_frame_url": "https://example.com/day-skyline.jpg",
      "end_frame_url": "https://example.com/night-skyline.jpg",
      "aspect_ratio": "16:9",
      "duration": "5",
      "has_sound": "false"
    }
  }'

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/kling-3.0-standard/start-end-frame-to-video",
        "input": {
            "prompt": "A smooth transition from day to night in a city skyline",
            "start_frame_url": "https://example.com/day-skyline.jpg",
            "end_frame_url": "https://example.com/night-skyline.jpg",
            "aspect_ratio": "16:9",
            "duration": "5",
            "has_sound": "false"
        }
    }
)

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/kling-3.0-standard/start-end-frame-to-video",
    input: {
      prompt: "A smooth transition from day to night in a city skyline",
      start_frame_url: "https://example.com/day-skyline.jpg",
      end_frame_url: "https://example.com/night-skyline.jpg",
      aspect_ratio: "16:9",
      duration: "5",
      has_sound: "false"
    }
  })
});

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

Kling 3.0 Standard — Image to Video Kling 2.6 Pro — Text to Video

Google

OpenAI

Runway

Kling

Kling Plus

Alibaba

Alibaba Plus

ByteDance

ByteDance Plus

MiniMax Plus

xAI

Kling 3.0 Standard — Start-End Frame to Video

Request Body

Pricing

Response

Code Examples

​Request Body

​Pricing

​Response

​Code Examples

Request Body

Pricing

Response

Code Examples