JJEV Field Guide
Home/Use cases

USE CASES / 06

Find a use case by task

Each example separates the input, Jev's bounded decision, and the action owned by code or a person.

Choice01

Support ticket routing

Choose shipping, billing, technical, or other

Customer message, order state, known issue types
Choice02

Model routing

Choose code, a light model, a reasoning model, or a person

Task, available models, and resource limits
Noul + Score03

RAG relevance filtering

Judge whether an excerpt supports an answer and score relevance

Question and candidate document excerpt
Noul04

Tool-call preflight

Judge whether the action needs additional review

User request, proposed action, and permission context
Choice + Score05

Document review triage

Choose fast path, request more data, or human review

Document, provenance, and applicable policy
Noul + Score06

Agent progress checks

Judge progress, repetition, or a stuck state

Goal, recent actions, and observations
Design a decision