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Jev as a Tool Router: Cutting Agent Cost Without Killing the Investigation

This story is from 2026-10-03. It is preserved in the archive; the latest stories are on the live feed.

By now, you have probably heard about Jev, a System 1 model that has been getting a lot of attention lately. In simple terms, a System 1 model is built for fast, cheap, bounded decisions, while a System 2 model is the slower, heavier LLM that reasons through open-ended work (the big 3: ChatGPT, Cla…

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  1. 2026-10-03 16:13 · DEV Community — AI
    Jev as a Tool Router: Cutting Agent Cost Without Killing the Investigation

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