Flux.2 Flex
Flexible Creative Control
The flexible variant from Black Forest Labs designed for maximum adaptability. Flex intelligently adjusts to your needs with dynamic resolution, adaptive aspect ratios, and smart parameter optimization — perfect for versatile creative workflows.
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Reference Images (Optional, up to 10)
Prompt
What is Flux.2 Flex?
Flux.2 Flex is the flexible variant of Black Forest Labs' image generation model. Designed for adaptability, it intelligently adjusts parameters to deliver optimal results across diverse use cases and requirements.
How to Use Flux.2 Flex
Flexible workflow that adapts to your creative needs
Upload Reference Images
Add up to 4 reference images for consistent character identity, product appearance, and style across generations. Flex adapts to your reference count.
Write Your Prompt
Describe your vision in any level of detail. Flux.2 Flex intelligently interprets both simple and complex prompts with adaptive understanding.
Select Parameters
Choose resolution (0.5MP to 4MP), aspect ratio, and output format. Flex automatically optimizes internal settings for best results.
Generate & Download
Generate with adaptive processing that balances quality and speed. Download in WebP, JPG, or PNG for any use case.
Key Features of Flux.2 Flex
Flexible Resolution
Generate from 0.5MP to 4MP with intelligent quality scaling. Automatically adapts texture detail, lighting, and sharpness based on target resolution.
Multi-Reference Adaptation
Use 1-4 reference images with smart blending. Flex adapts its processing based on reference count and consistency requirements.
Adaptive Text Rendering
Automatically adjusts text rendering quality based on image size and complexity. Maintains legibility across all resolutions and layouts.
Smart Parameter Tuning
Intelligently balances generation parameters for optimal results. Adapts sampling steps, guidance, and processing based on your requirements.
Dynamic Aspect Ratios
Supports all standard ratios from 1:1 to 21:9 with seamless adaptation. Perfect for diverse output requirements from mobile to ultrawide.
Efficient Processing
Optimizes resource usage based on complexity. Faster generation for simple requests, more compute for complex scenes — all automatic.
Loved by Versatile Creators
"Flex adapts to whatever I need — quick mockups or high-res finals. The intelligent optimization saves me so much time."
"I love how it automatically balances quality and speed. Perfect for iterative design workflows with varied requirements."
"The dynamic resolution support is incredible. One model handles everything from social media posts to print-ready images."
Frequently
Asked
Questions
What is Flux.2 Flex?
Flux.2 Flex is a flexible variant of Black Forest Labs' image generation model. It's designed for maximum adaptability, intelligently adjusting parameters and processing to deliver optimal results across diverse creative use cases.
How is Flux.2 Flex different from Dev and Pro?
While Pro prioritizes maximum quality and Dev offers customization, Flex focuses on adaptability. It automatically optimizes parameters, supports dynamic resolution scaling, and intelligently balances quality vs. speed based on your specific needs.
What resolutions does Flux.2 Flex support?
Flux.2 Flex supports resolutions from 0.5MP to 4MP with intelligent scaling. It automatically adapts texture detail, lighting quality, and processing complexity based on your target resolution.
Can I use multiple reference images?
Yes! Flex supports 1-4 reference images with adaptive blending. The model intelligently adjusts its processing based on reference count and consistency requirements.
What aspect ratios are supported?
Flux.2 Flex supports all standard aspect ratios from 1:1 (square) to 21:9 (ultrawide), including portrait and landscape orientations. The model seamlessly adapts to each ratio.
Is Flux.2 Flex faster than other variants?
Flex intelligently balances speed and quality. For simple requests with lower resolutions, it processes faster. For complex scenes or higher resolutions, it allocates more compute — all automatically optimized.
What output formats are available?
Flux.2 Flex supports WebP, JPG, and PNG output formats. Choose based on your needs: WebP for web optimization, JPG for photos, or PNG for images requiring transparency.
Can Flux.2 Flex handle text rendering?
Yes! Flex includes adaptive text rendering that automatically adjusts quality based on image size and complexity. Text remains legible across all resolutions and layout types.