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.

After two years of stealth development, ChatGPT's co-inventor unveils Jev, a new AI model claimed to be 20-200x faster and 40-400x cheaper than LLMs, with permanently free output tokens and typed judgments instead of strings.
【Breaking News】ChatGPT Co-Inventor Unveils New AI Model "Jev" After 2 Years of Stealth Development ・20-200x faster than LLMs, 40-400x cheaper ・Output tokens are permanently free (too cheap to even measure for billing) ・Returns "typed judgments" instead of strings