A flurry of flagship releases includes Gemma 4, DeepSeek V4, and Kimi K2.6. These models arrive alongside MiMo 2.5 and GLM-5.1, intensifying the open-weights competition. Nathan Lambert evaluates these updates via the CAISI V4 assessment. This rapid release cycle forces practitioners to constantly re-benchmark their local deployments against new state-of-the-art baselines.