In Black Forest Labs internal evaluations, FLUX 3 Image Klein achieved the highest Elo ratings among open models, outscoring Qwen-Image 2.1, Ideogram 4.5, and FLUX.2 [pro]

From the articleBlack Forest Labs' open-weights image model FLUX 3 Image Klein runs on consumer GPUs with just 8 GB of VRAMAlso in Black Forest Labs opens FLUX 3 Image Klein weights with free commercial use for businesses under $5M annual revenue