Flux v1.1: Next-Generation AI Image Generation
Experience Black Forest Labs' most advanced image generation model, delivering 6x faster speeds with improved quality. Flux v1.1 sets a new standard in prompt accuracy, photorealism, and creative versatility for professionals and creators.
6x Faster Generation Speed
#1 Ranked on Image Generation Benchmarks
Superior Prompt Adherence & Quality
Technical Specifications
Model Architecture
Transformer-Based Flow Model (12B Parameters)
Built with a hybrid architecture combining multimodal and parallel diffusion transformer blocks with flow matching for optimized speed and quality
Input Types
Text PromptsStyle ReferencesAspect Ratio SelectionResolution ControlsNegative Prompts
Supported input formats for image generation
Output Types
High-Resolution Images (up to 4MP)Photorealistic ImagesArtistic IllustrationsStylized GraphicsMultiple Aspect Ratios
Generated output formats and capabilities
Generation Speed
Ultra-Fast (10-15 seconds per image)
6x faster than previous generation models
Special Capabilities
- Revolutionary flow matching technology for enhanced speed and quality
- Raw Mode for natural-looking images with reduced artifacts
- Ultra Mode for maximum resolution up to 4MP
- Superior text rendering for typography and written content
- Exceptional prompt understanding and adherence
- Advanced human anatomy rendering, especially hands
- Seamless scene composition and environmental detail
- Diverse style range from photorealistic to artistic
- Open-weights availability for developers and researchers
- Regular model improvements and version updates
Advanced features and capabilities
Model Examples
