Black Forest Labs releases FLUX.3 Image Klein, available day-one in Diffusers

Black Forest Labs released FLUX.3 Image Klein, an open image generation model, with day-one support in Diffusers. It unifies text-to-image, multi-reference image-to-image, and bounding-box layout control. The distilled checkpoint generates a 1024x1024 image in about 2 seconds on an H100. It offers NVFP4 and FP8 weights, LoRA training scripts, and ships as a Modular Diffusers pipeline.

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