CalibratedDecisions.

Video · Routing & model choice

When to use Jev instead of a full LLM

TJ Robertson on the jobs that fit a classifier with a confidence score, and the speed and cost he trades against a frontier chat model.

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The decision Jev makes

Pick an agent, a model, a skill from a catalog, or a function and its arguments.

Where it fits

Deciding which agent, model, skill or function should handle a request. Jev is a natural router: the options are fixed and the confidence tells you when to fall back. All 348 routing & model choice projects →

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