Gemma 4, DeepMind’s 1.5 billion‑parameter model, tops benchmarks in reasoning tasks. The new open model delivers advanced logic and agentic workflows, outperforming prior releases. Developers can integrate Gemma 4 into applications that require complex decision making. The release signals a shift toward more capable, open‑source reasoning engines. Its modular architecture also supports fine‑tuning for domain‑specific tasks.