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ModelsSimon Willison·· 25 days ago

TypeSafe AI releases Jev, a System One model that outputs only floating-point decisions

Jev introduces a new shape of LLM - System One, aka Decision Models

What happened

TypeSafe AI released Jev last week, a new category it calls a System One model (the author prefers “decision models”). It accepts text input but returns floating-point values for categories, yes-or-no decisions, scores, and confidence rather than text.

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