Black Forest Labs Open-Sources Flux 3 Klein: 5.6B Params, Native 4K, bbox Control
linoy_tsaban · x · 2026-10-16
Black Forest Labs has released Flux 3 Klein weights and code: a 5.6B-parameter image model supporting text-to-image, editing, native 4K output, and bounding-box control.
- Ships in base and 16-step distilled versions
- Day-0 diffusers support for inference and LoRA finetuning
- Hugging Face hosts base, pup (9B image-text model), and ComfyUI variants, plus an official demo and bbox canvas demo
Related event: Black Forest Labs Open-Sources FLUX.3 Klein for Single-GPU 4K Generation(21 posts)→
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