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Jev-Style System One Decision Model

System One Gemma is an open-source Jev-style decision model using Gemma 3 270M with a scoring head. It makes fast, calibrated decisions in a single forward pass without text generation.

akash-kamat@akash-kamat
Open-source Jev-style System One decision model. Gemma 3 270M with a scoring head — fast, calibrated decisions in a single forward pass. No text generation. Inspired by TypeSafe.ai's Jev.
Sep 19, 2026GitHubView on GitHub
It is inspired by TypeSafe.ai’s Jev.

Also filed under Triage & routing