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Google Gemma 4 Review 2026: Most Capable Open Model Family Built on Gemini 3 (Beats Models 20x Larger)
On April 2, 2026, Google dropped a bombshell that shook the open-source AI community: Gemma 4, the first truly Apache 2.0 licensed model family built directly from Gemini 3 research. The 31-billion parameter flagship model immediately claimed the #3 spot on Arena AI’s global leaderboard, outperforming models 20 times its size.
