GDM leadership reset

**Google DeepMind** undergoes a leadership reshuffle with **Demis Hassabis** moving to Chair and Chief Scientist roles, while **Koray Kavukcuoglu** takes operational control focusing on **Gemini** and product execution. The launch of **Discovery Loop** by founders including **Jeff Dean**, **Sanjay Ghemawat**, **Oriol Vinyals**, and **Quoc Le** targets automated machine learning and scientific discovery, backed by major venture firms. **Meta AI** releases **Muse Spark 1.2** and **Muse Code (beta)**, co-trained model and harness for coding agents, achieving strong benchmark scores and emphasizing harness-model co-design, entering the coding-agent competition alongside systems like **Claude Code** and **Codex**. The market views these moves as pivotal for AI-for-science and coding agent development.