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TypeSafe released Jev, a first-of-its-kind non-generative 'decision model' trained via RLCD that only classifies, routes, and scores, claiming 20-200x speed and 40-400x cost improvements over small frontier LLMs for structured tasks.

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TypeSafe Launches Jev, a Non-Generative 'Decision Model' Claiming Up to 200x Faster, 400x Cheaper Than Small LLMs

TypeSafe, founded by ChatGPT co-inventor Diogo Almeida, launched Jev on September 15, 2026 — a model that cannot generate free-form text but claims to classify, route, and score 20-200x faster and 40-400x cheaper than small frontier LLMs. Trained via a new method called RLCD, Jev targets production systems that use LLMs purely as structured judges or routers.

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