2026-09-19 · America/Los_Angeles · 社区动态 · #17

What is Jev? TypeSafe's "System One" model explained in one infographic, caveats included

Jev came out on 15 Sep and most posts about it lead with "200x faster". I read the docs and TypeSafe's evals and put what's actually in them on one page. The short version: - It's not a chat model. You send a state (text or JSON) plus typed questions, and it returns typed answers: - Choice: picks one option (up to 255) - Score: places the input on a scale you define - Noul: probability that a statement is true - All questions in one call run in parallel. Answers in 70–500 ms. - $0.042 per 1M input tokens. Output is free. - Limits: 250k tokens/s, 1,200 req/min, 64k tokens per request, text…

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