Generate Images in Under a Second
FLUX.2 [klein] is the fastest image generation model by Black Forest Labs.
State-of-the-art quality with sub-second inference.
AI Image Generator
No Images Generated
Images Generated by Flux2 Klein
What is FLUX.2 [klein]
A 9 billion parameter rectified flow transformer that unifies generation and editing in a single compact architecture.
Sub-Second Generation
End-to-end inference in under a second, step-distilled to just 4 inference steps.
Unified Architecture
Text-to-image and multi-reference image editing in a single unified model.
State-of-the-Art Quality
Matches or exceeds models 5x its size with production-quality visuals.
Qwen3 Text Embedder
Built with an 8B Qwen3 text embedder for excellent prompt adherence.
Why Choose FLUX.2 [klein]
Built for applications that require real-time image generation without sacrificing quality.
Key Features of FLUX.2 [klein]
Everything you need for real-time AI image generation.
9B Parameters
Our flagship small model with 9 billion parameters in a rectified flow transformer architecture.
4-Step Distillation
Step-distilled to just 4 inference steps for lightning-fast generation.
Multi-Reference Editing
Single and multi-reference image editing capabilities in one unified model.
Text-to-Image
Generate stunning images from text descriptions with excellent prompt adherence.
Low VRAM Usage
Fits in ~29GB VRAM, accessible on NVIDIA RTX 4090 and above.
Multiple Variants
Available in 9B, 9B Base, 4B, and 4B Base variants for different needs.
Frequently Asked Questions
Learn more about FLUX.2 [klein] and how to use it.
Start Generating Images Today
Experience sub-second AI image generation with FLUX.2 [klein].