# FLUX Schnell

> The fastest image generation model tailored for local development and personal use. 12 billion parameter rectified flow transformer capable of generating images from text descriptions in 1-4 steps.

- **Provider**: replicate
- **Model ID**: black-forest-labs/flux-schnell
- **Category**: image_generation
- **Credits**: 5 per request
- **Pricing Type**: fixed

## API Endpoint

Base URL: https://api.core.today/v1

### Create Prediction
POST /predictions

### Get Status
GET /predictions/{job_id}

### Cancel
DELETE /predictions/{job_id}

## Authentication

Header: `X-API-Key: YOUR_API_KEY`

## Input Parameters

No detailed input schema available.

## Example Request

```json
{
  "model": "black-forest-labs/flux-schnell",
  "input": {
    "aspect_ratio": "1:1",
    "num_outputs": 1,
    "output_format": "png",
    "go_fast": true,
    "megapixels": "1",
    "prompt": "black forest gateau cake spelling out the words \"Core.Today\", tasty, food photography, dynamic shot",
    "output_quality": 80,
    "num_inference_steps": 4
  }
}
```

## Response Format

```json
{
  "job_id": "abc123",
  "status": "pending",
  "provider": "replicate",
  "model": "black-forest-labs/flux-schnell",
  "created_at": "2026-01-01T00:00:00Z",
  "result": null,
  "error": null
}
```

Status values: `pending`, `processing`, `completed`, `failed`, `cancelled`

## Usage Flow

1. POST /predictions with model and input → receive job_id
2. Poll GET /predictions/{job_id} until status is `completed` or `failed`
3. Result contains output URL(s) or data

## Output Type

url

## Tags

flux, fast, text-to-image, popular

## Documentation

https://replicate.com/black-forest-labs/flux-schnell