# FLUX Schnell

## Overview

FLUX Schnell (German for "fast") is Black Forest Labs' speed-optimized image generation model. It delivers high-quality results in record time while maintaining the artistic excellence of the FLUX model family. **With the lowest cost per generation at just $0.003, it's the most economical choice for high-volume projects.**

## Model Details

- **Provider**: Black Forest Labs
- **Replicate ID**: `black-forest-labs/flux-schnell`
- **Version**: Latest stable version

## Key Features

- **Ultra-Fast Generation**: One of the fastest models available
- **Consistent Quality**: Maintains high quality despite speed
- **Prompt Adherence**: Excellent understanding of prompt instructions
- **Efficient Processing**: Low computational requirements

## Default Parameters

- **Resolution**: 1024x1024
- **Steps**: 4 (optimized for speed)
- **Guidance Scale**: 3.5
- **Supports Negative Prompts**: Yes
- **Supports Seed**: Yes

## Supported Aspect Ratios

**11 aspect ratios**:

- **Square**: 1:1
- **Landscape**: 4:3, 3:2, 5:4, 16:9, 21:9
- **Portrait**: 3:4, 2:3, 4:5, 9:16, 9:21

## Supported Resolutions

- **Megapixel Options**: 0.25 MP (fast) or 1 MP (standard)
- Automatically calculated based on aspect ratio
- All dimensions must be multiples of 32

## Best Use Cases

- Rapid prototyping and iteration
- Real-time applications
- High-volume generation needs
- Quick concept visualization
- Testing prompt variations

## Example Prompts

1. "A minimalist logo design for a tech startup, geometric shapes, blue and white"
2. "Portrait of a robot chef cooking in a futuristic kitchen"
3. "Abstract art piece with flowing colors representing music and rhythm"

## Tips for Best Results

- Keep prompts clear and concise for speed
- Use simple, direct descriptions
- Ideal for iterative workflows
- Great for A/B testing different concepts
- Perfect for time-sensitive projects

## Strengths

- **Cheapest model available** ($0.003 per generation)
- Extremely fast generation (~5 seconds)
- Reliable and consistent
- Good general-purpose model
- Excellent for rapid iteration
- Perfect for high-volume/budget-conscious projects

## Limitations

- May sacrifice some fine details for speed
- Best for standard styles rather than highly specialized ones

## Cost

**$0.003 per generation** (~333 images for $1)

_The most cost-effective model available - over 6x cheaper than most alternatives!_
