Stability AI co-founder Rombach launched FLUX.1, a new text-to-image model with three variants: pro (API only), dev (open-weight, non-commercial), and schnell (Apache 2.0). FLUX.1 outperforms Midjourney and Ideogram based on Black Forest Labs' ELO score and plans to expand into text-to-video. Google DeepMind released Gemma-2 2B, a 2 billion parameter open-source model that outperforms larger models like GPT-3.5-Turbo-0613 and Mixtral-8x7b on Chatbot Arena, optimized with NVIDIA TensorRT-LLM.

The release includes safety classifiers (ShieldGemma) and sparse autoencoder analysis (Gemma Scope). Discussions highlight benchmarking discrepancies and US government support for open-weight AI models. Critiques of AI coding tools' productivity gains were also noted.