Google Releases Gemma 4 Under Apache 2.0: Four Open Models Built on Gemini 3 Architecture, #3 on Arena Leaderboard

r/LocalLLaMA / 9to5Google·high signal

Google released Gemma 4 on April 2 — four model variants (E2B, E4B, 26B MoE, 31B Dense) under Apache 2.0 license, a major licensing change from previous proprietary Gemma licenses. Built on Gemini 3 architecture, the 31B and 26B variants claimed 3rd and 6th on Arena AI's text leaderboard, beating models 20x their size. All variants support multimodal input (video/images), 128K-256K context windows, 140+ languages. Available on HuggingFace, Kaggle, Ollama, and Google AI Studio.