# Seedream 4.5 Image to image

> Generate high-fidelity, 4K images with advanced consistency, precise text rendering, and intuitive editing—ideal for posters, branding, and multi-image campaigns.

## Overview

- **Model ID**: `seedream-4.5-i2i`
- **Category**: image
- **Provider**: byteplus
- **Status**: model_ready
- **Screenshot**: `https://assets.modelslab.com/generations/56187eec-0850-4e97-aea9-ea4b7839697c.webp`

## API Information

This model can be used via our HTTP API. See the API documentation and usage examples below.

### Endpoint

- **URL**: `https://modelslab.com/api/v7/images/image-to-image`
- **Method**: POST

### Parameters

- **`init_image`** (required): Add your URLs in JPEG, PNG, You can add upto 10 Images
  - Type: array

- **`prompt`** (required): The text prompt for the type of image you want to generate
  - Type: textarea

- **`model_id`** (optional): Model ID
  - Type: text

- **`aspect_ratio`** (required): tells you the shape of an image by comparing its width to its height. For example, 1:1 is square, 3:4 and 4:3 are slightly tall or wide, 9:16 is vertical, and 16:9 is wide
  - Type: select (options: 1:1, 4:3, 16:9, 9:16, 3:2, 2:3, 21:9)

## Usage Examples

### cURL

```bash
curl --request POST \
  --url https://modelslab.com/api/v7/images/image-to-image \
  --header "Content-Type: application/json" \
  --data '{
    "key": "YOUR_API_KEY",
    "model_id": "seedream-4.5-i2i",
    "prompt": "Combine this image a girl walking in beach and flying the hot air ballon on the sky",
    "aspect_ratio": "1:1"
  }'
```

### Python

```python
import requests

response = requests.post(
    "https://modelslab.com/api/v7/images/image-to-image",
    headers={
        "Content-Type": "application/json"
    },
    json={
        "key": "YOUR_API_KEY",
        "model_id": "seedream-4.5-i2i",
        "prompt": "Combine this image a girl walking in beach and flying the hot air ballon on the sky",
        "aspect_ratio": "1:1"
    }
)

print(response.json())
```

### JavaScript

```javascript
fetch("https://modelslab.com/api/v7/images/image-to-image", {
  method: "POST",
  headers: {
    "Content-Type": "application/json"
  },
  body: JSON.stringify({
    "key": "YOUR_API_KEY",
    "model_id": "seedream-4.5-i2i",
    "prompt": "Combine this image a girl walking in beach and flying the hot air ballon on the sky",
    "aspect_ratio": "1:1"
  })
})
.then(response => response.json())
.then(data => console.log(data));
```

## Links

- [Model Playground](https://modelslab.com/models/seedream-4.5-image-to-image/seedream-4.5-i2i)
- [API Documentation](https://docs.modelslab.com)
- [ModelsLab Platform](https://modelslab.com)