Open models are getting smaller, faster, and far more capable. In this talk, Cassidy Hardin walks through the latest advances in the Gemma family, with a focus on Gemma 4 and what it enables for developers building on-device and open-weight AI systems. She covers the architecture behind Gemma’s dense, effective, and mixture-of-experts models, including improvements to attention, multimodal support for text, vision, and audio, and the design decisions that make strong reasoning, coding, and agentic workflows ...