Black Forest Labs Open-Sources FLUX.2 klein 4B Image Model

Black Forest Labs has released FLUX.2 [klein] 4B, an open-source rectified flow transformer that generates images in under a second via 4-step distillation. It topped blind tests for image generation and editing, runs locally, and is free for commercial use.

2026-09-02 ~ 2026-09-02 · 3 related posts

• Open-Source FLUX.2 Klein Tops Blind Tests, Ending Monthly Image Generator Subscriptions — thisdudelikesAI · 2026-09-02
• Open image model tops blind tests, runs locally, kills subscriptions — thisdudelikesAI · 2026-09-02
• FLUX.2 klein 4B open-sourced: 4-step sub-second generation, Apache 2.0 — thisdudelikesAI · 2026-09-02