Flux 2 Dev

Flux 2 Dev é optimized for speed, delivering quality images quickly com suporte para até 4 imagens de referência — perfect for rapid prototyping and iterative workflows.

Visão geral

Para que é melhor

• Fast generation — Quick results for time-sensitive work
• Rapid prototyping — Test ideas quickly
• Iterative refinement — Fast feedback loops
• Development workflows — Build and test pipelines
• Moderate reference needs — Up to 4 images

Inputs

Prompt (Required)

Describe the image you want to generate.

Cor da conexão: 🟡 Yellow

Input Images (Optional)

Up to 4 imagens de referência for image-to-image generation.

Cor da conexão: 🟢 Green

Configuração

Aspect Ratio

Type: Select
Default: 1:1

Standard ratios plus "Match Input Image" and "Custom".

Width / Height (Custom)

Type: Slider
Range: 256 - 1440
Step: 32

Custom dimensions when aspect_ratio é "Custom".

Go Fast

Type: Toggle
Default: On

Enable additional optimizations for faster generation.

Seed

Type: Number

For reproducible results.

Output Format

Type: Select
Default: webp

webp, jpg, or png.

Output Quality

Type: Slider
Range: 0 - 100
Default: 80

Disable Safety Checker

Type: Toggle
Default: Off

Disable content filtering for generated images.

Output

Type: Image
Cor da conexão: 🟢 Green

Casos de uso

Quick Mockups

Website hero image mockup, modern design, gradient background, 
tech aesthetic, clean layout.

Rapid Iteration

Generate and refine quickly:

Logo concept: abstract geometric shape, blue tones, 
professional, modern.

Development Testing

Perfect for testing image generation pipelines and workflows.

Concept Exploration

Character design sketch, fantasy warrior, armor details, 
dynamic pose.

Dicas para melhores resultados

1. Keep "Go Fast" enabled — Significant speed improvement
2. Use for drafts — Save premium models for finals
3. Leverage seeds — Reproduce and iterate on good results
4. Limit references to 4 — Model's sweet spot
5. Lower resolution for speed — 1440px max é usually sufficient

Speed Comparison

When to Choose Flux 2 Dev

Choose Flux 2 Dev when:

• Speed é more important than maximum quality
• You're iterating on concepts
• You need quick turnaround
• 4 imagens de referência are sufficient

Choose alternatives when:

• You need more imagens de referência (Flux 2 Flex: 10)
• Maximum quality é required (Flux 2 Pro)
• Budget é very tight (Flux 2 Flex: 20 credits)

Modelos relacionados

• Flux 2 Flex — More references, lower cost
• Flux 2 Pro — Maximum quality
• Flux 1.1 Pro Ultra — Exceptional detail