Seedance 2.0 Fast — 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>",
    "duration": "<string>",
    "resolution": "<string>",
    "fps": "<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>",
        "duration": "<string>",
        "resolution": "<string>",
        "fps": "<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>',
      duration: '<string>',
      resolution: '<string>',
      fps: '<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

Seedance 2.0 Fast — 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>",
    "duration": "<string>",
    "resolution": "<string>",
    "fps": "<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>",
        "duration": "<string>",
        "resolution": "<string>",
        "fps": "<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>',
      duration: '<string>',
      resolution: '<string>',
      fps: '<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 a smooth video transition between two frames with ByteDance’s Seedance 2.0 Fast — optimized for shorter processing time and lower cost. Provide a start image, an end image, and a prompt describing the motion in between.

Property	Value
Provider	ByteDance
Model	Seedance 2.0 Fast
Capability	Start-End Frame to Video
Base Cost	200,000 micro-cents/second ($0.20/sec)
Processing Time	~180 seconds

Request Body

string

required

Model slug. Use bytedance/seedance-2.0-fast/start-end-frame-to-video for fast 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 motion or transition (max 5000 characters).

string

required

URL of the start frame image.

string

required

URL of the end frame image.

string

Video duration in seconds. Default: 5. Options: 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15.

string

Output resolution. Default: 720p. Options: 720p, 1440p.

string

Frames per second. Default: 24. Options: 24, 30, 60.

string

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

Pricing

Base cost: 200,000 micro-cents per second ($0.20/sec)

finalCost = baseCost × duration × resolution × fps

Factor	Option	Multiplier
Duration	`4`	4x
	`5`	5x
	`6`	6x
	`7`	7x
	`8`	8x
	`9`	9x
	`10`	10x
	`11`	11x
	`12`	12x
	`13`	13x
	`14`	14x
	`15`	15x
Resolution	`720p`	1x
	`1440p`	1.5x
FPS	`24`	1x
	`30`	1.1x
	`60`	1.25x

Default cost: 5 seconds, 720p, 24 fps = 200,000 × 5 × 1 × 1 = 1,000,000 micro-cents ($1.00)

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": "bytedance/seedance-2.0-fast/start-end-frame-to-video",
    "input": {
      "prompt": "The flower opens its petals as morning sunlight gradually fills the scene",
      "start_frame_url": "https://example.com/image.jpg",
      "end_frame_url": "https://example.com/image.jpg",
      "duration": "5",
      "resolution": "720p",
      "fps": "24"
    }
  }'

import requests

response = requests.post(
    "https://api.muvi.video/v1/jobs/submit",
    headers={
        "Authorization": "Bearer YOUR_API_KEY",
        "Content-Type": "application/json"
    },
    json={
        "model": "bytedance/seedance-2.0-fast/start-end-frame-to-video",
        "input": {
            "prompt": "The flower opens its petals as morning sunlight gradually fills the scene",
            "start_frame_url": "https://example.com/image.jpg",
            "end_frame_url": "https://example.com/image.jpg",
            "duration": "5",
            "resolution": "720p",
            "fps": "24"
        }
    }
)

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: "bytedance/seedance-2.0-fast/start-end-frame-to-video",
    input: {
      prompt: "The flower opens its petals as morning sunlight gradually fills the scene",
      start_frame_url: "https://example.com/image.jpg",
      end_frame_url: "https://example.com/image.jpg",
      duration: "5",
      resolution: "720p",
      fps: "24"
    }
  })
});

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

Google

OpenAI

Runway

Kling

Kling Plus

Alibaba

Alibaba Plus

ByteDance

ByteDance Plus

MiniMax Plus

xAI

Seedance 2.0 Fast — Start-End Frame to Video

Request Body

Pricing

Response

Code Examples

​Request Body

​Pricing

​Response

​Code Examples

Request Body

Pricing

Response

Code Examples