Gemma
Alphabet's open-weight family, sibling to Gemini.
At a glance
Current release
Modelgemma-4-31b-it
From the release row Gemma 4.
Family record: Press release · 5 Sep 2026
Built on it
No product in this catalogue records a dependency on this family yet. That is this directory’s coverage, not a statement about what is built on it.
Releases
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Gemma
First open-weights line from the Gemini research, released as Gemma 2B and 7B with terms permitting commercial use; Gemma 3 (27B) followed March 12, 2025.
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Gemma 4
Four sizes (E2B, E4B, 26B MoE, 31B dense) under Apache 2.0, with reasoning, function calling, image and video input, 140+ languages and 128K-256K context.