A hands-on look at Black Forest Labs' newest open image model — where it wins, where it loses, and which of the seven workflows you should actually start with. The short version Black Forest Labs released FLUX 3 Image Klein on October 15, 2026, and it is genuinely open weights under the FLUX Kommunity License. That means free commercial use for individuals and companies under $5M annual revenue — not an API key, not a waitlist. On paper it reads like a spec sheet: ...