Google DeepMind announced Genie 4, its new world model for real-time interactive simulation, on October 27, 2026, releasing it as a research preview to trusted testers. The announcement, authored by Raia Hadsell, Diego Rivas and Hang Qi, describes Genie 4 as natively multimodal, with music, ambient noises and interactive dialogue generated simultaneously alongside the simulated world. DeepMind says the model "unlocks unprecedented realism and improves real-time interactive simulation," and…