# shortapi/flux-1.0/image-to-image

> Boasting superior prompt following, visual quality, image details, and output diversity, Flux stands as the most advanced image generation model currently.

## Overview

- **Endpoint**: `https://api.shortapi.ai/api/v1/job/create`
- **Model ID**: `shortapi/flux-1.0/image-to-image`
- **Category**: image-to-image
- **Kind**: inference

## Pricing

The billing rate for Schnell mode images is $0.002 per request, while Dev mode is $0.02 per request.

For more details, please check our pricing page.

## API Information

This model can be used via our HTTP API or more conveniently via our client libraries.
See the input and output schema below, as well as the usage examples.

### Input Schema

The API accepts the following input parameters:

- **`prompt`** (`string`, _required_):
  Text prompt
  - Examples: "An action shot of a black lab swimming..."

- **`num_images`** (`int`, _optional_):
  The number of images to generate
  - Default: `1`
  - Options: "1", "2", "4", "8"

- **`image_url`** (`string`, _required_):
  The URL of the image to use for image-to-image generation or image editing

- **`aspect_ratio`** (`string`, _required_):
  The aspect ratio of the generated image
  - Options: "1:1", "9:16", "16:9", "4:3", "3:4", "3:2", "2:3", "21:9"

- **`performance`** (`string`, _optional_):
  Generation performance mode
  - Default: `dev`
  - Options: "schnell", "dev"

### Output Schema

The API returns a JSON response with a `job_id` for tracking the request status.

**Create Job Response:**
```json
{
  "code": 0,
  "data": {
    "amount": "0.02",
    "job_id": "<JOB_ID>"
  }
}
```

**Query Job Result (when status is 2, meaning succeeded):**
```json
{
  "code": 0,
  "data": {
    "status": 2,
    "result": {
      "images": [{ "url": "https://..." }]
    }
  }
}
```

## Use Example

To use this model, make an HTTP POST request to the API endpoint, then poll for results using the returned `job_id`.

### Bash (cURL)
```bash
# Step 1: Create a job
response=$(curl --request POST \
  --url https://api.shortapi.ai/api/v1/job/create \
  --header "Authorization: Bearer $SHORTAPI_KEY" \
  --header "Content-Type: application/json" \
  --data '{
  "model": "shortapi/flux-1.0/image-to-image",
  "args": {
    "prompt": "A cute, fluffy puppy with soft light brown fur sits on a grassy field filled with colorful wildflowers, looking up at a small bird perched on a thin tree branch. The scene is set at night, with a gentle, silvery moonlight illuminating the field and casting soft shadows, creating a peaceful and magical atmosphere.",
    "image_url": "https://file.shortapi.ai/assets/examples/shortapi/flux-1.0/image-to-image-image_url.jpg",
    "aspect_ratio": "16:9"
  },
  "callback_url": "CALLBACK_URL"
}')
JOB_ID=$(echo "$response" | grep -o '"job_id": *"[^"]*"' | sed 's/"job_id": *//; s/"//g')

# Step 2: Poll for results
curl --request GET \
  --url "https://api.shortapi.ai/api/v1/job/query?id=$JOB_ID" \
  --header "Authorization: Bearer $SHORTAPI_KEY"
```

### JavaScript (Fetch API)
```javascript
// Step 1: Create a job
const response = await fetch(`https://api.shortapi.ai/api/v1/job/create`, {
  method: "POST",
  headers: {
    "Authorization": `Bearer ${SHORTAPI_KEY}`,
    "Content-Type": "application/json"
  },
  body: JSON.stringify({
    "model": "shortapi/flux-1.0/image-to-image",
    "args": {
      "prompt": "A cute, fluffy puppy with soft light brown fur sits on a grassy field filled with colorful wildflowers, looking up at a small bird perched on a thin tree branch. The scene is set at night, with a gentle, silvery moonlight illuminating the field and casting soft shadows, creating a peaceful and magical atmosphere.",
      "image_url": "https://file.shortapi.ai/assets/examples/shortapi/flux-1.0/image-to-image-image_url.jpg",
      "aspect_ratio": "16:9"
    },
    "callback_url": "CALLBACK_URL"
})
});
const data = await response.json();
const JOB_ID = data.job_id;

// Step 2: Poll for results
const result = await fetch(`https://api.shortapi.ai/api/v1/job/query?id=${JOB_ID}`, {
  method: "GET",
  headers: {
    "Authorization": `Bearer ${SHORTAPI_KEY}`
  }
});
const resultData = await result.json();
console.log(resultData);
```

### Python (Requests)
```python
import requests

# Step 1: Create a job
url = "https://api.shortapi.ai/api/v1/job/create"
payload = {
  "model": "shortapi/flux-1.0/image-to-image",
  "args": {
    "prompt": "A cute, fluffy puppy with soft light brown fur sits on a grassy field filled with colorful wildflowers, looking up at a small bird perched on a thin tree branch. The scene is set at night, with a gentle, silvery moonlight illuminating the field and casting soft shadows, creating a peaceful and magical atmosphere.",
    "image_url": "https://file.shortapi.ai/assets/examples/shortapi/flux-1.0/image-to-image-image_url.jpg",
    "aspect_ratio": "16:9"
  },
  "callback_url": "CALLBACK_URL"
}
headers = {
    "Authorization": f"Bearer {SHORTAPI_KEY}",
    "Content-Type": "application/json"
}

response = requests.post(url, headers=headers, json=payload)
data = response.json()
JOB_ID = data.get("job_id")

# Step 2: Poll for results
result_url = f"https://api.shortapi.ai/api/v1/job/query?id={JOB_ID}"
result = requests.get(result_url, headers={"Authorization": f"Bearer {SHORTAPI_KEY}"})
print(result.json())
```