This model is over 2 years old. A newer version of it has since shipped: FLUX 3 Video (2026-08-05). The details below are still accurate for this model — it just is not what we would recommend today.

FLUX.1

Black Forest Labs🇩🇪 Germany
deprecated

Debut 12B rectified-flow image model family from the Stable Diffusion creators: pro (API), dev (open weights), and schnell (Apache 2.0). Set the open image-gen standard and powered Grok's early image feature.

Version History

flux-1-launchmajor

FLUX.1 launches. Debut 12B rectified-flow image model family from the Stable Diffusion creators: pro (API), dev (open weights), and schnell (Apache 2.0). Set the open image-gen standard and powered Grok's early image feature.