Google launches Gemma 4: four open-weight models from smartphones to workstations

Built from the same research as Gemini 3, the new family spans a 2B edge model that runs on a Raspberry Pi to a 31B dense model currently ranked third on the Arena AI open-model leaderboard. The Apache 2.0 licence is a significant shift from previous Gemma releases.

Google has released Gemma 4, the latest generation of its open-weight model family, in four sizes designed to cover everything from on-device inference on smartphones to workstation-class deployments.

The models are built from the same research and technology that underpins Gemini 3, Google’s proprietary frontier model, and are released under an Apache 2.0 licence, a more permissive terms than previous Gemma generations, and a change that Hugging Face co-founder Clément Delangue described as “a huge milestone.”

Demis Hassabis, CEO of Google DeepMind, called the new models “the best open models in the world for their respective sizes.”

The four ...