Jev launches: a System One model for decisions
TypeSafe founder Diogo Almeida introduces Jev, its RLCD training method, and its focus on software decisions. The post includes a 2:56 launch video.

Jev, released by TypeSafe AI on September 24, 2026, is a "System One" model. It never writes text; instead, it answers typed questions with three response types.
Jev is hitting the AI community big time. Here is what it actually does. Jev, released by TypeSafe AI on 24 September 2026, is a "System One" model. It never writes text. You give it your data and typed questions, and it answers three ways: yes or no (Noul), one of the options