TAI #199: Gemma 4 Brings a Credible US Open-Weight Contender Back to the Table

Last Updated on April 8, 2026 by Editorial Team Author(s): Towards AI Editorial Team Originally published on Towards AI. What happened this week in AI by Louie This week, Google DeepMind released Gemma 4, and I think this is the most consequential US open-weight release in quite a while. China has been leading the open-weight conversation for months, especially with ever-larger Mixture-of-Experts families and increasingly agentic models. Gemma 4 does not wipe that scoreboard clean. What it does