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.

TypeSafe shipped Jev in early access on September 15. It is positioned as a System One model that takes a state and typed options for agent decision loops.
I keep seeing the same fix across agent stacks this week: teams are ripping the expensive model out of the middle of their decision loops. TypeSafe shipped Jev in early access on September 15. Not a chat model. They call it a System One model: hand it a state and typed options,