Black Forest Labs released FLUX.2 [klein] models in 4B and 9B sizes.

– Klein 4B under Apache 2.0
– Klein 9B as open weights
– Very fast 👀
– Available on BFL Playground for testing https://t.co/PYwP7mteSJ pic.twitter.com/0zFG0J7pjh

— 🚨 AI News | TestingCatalog (@testingcatalog) 15 janvier 2026

Black Forest Labs released FLUX.2 [klein] models in 4B and 9B sizes. – Klein 4B under Apache 2.0
– Klein 9B as open weights
– Very fast – Available on BFL Playground for testing

→ View original post on X — @testingcatalog