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FitForJev

Blog · four interactive explainers

Ask typed questions. Branch on the answers.

You run Choice, Score, and Noul in live widgets. You set thresholds and walk each setup. Each pattern includes code you can copy.

  1. 01 · 10 min

    System One decisions your code can use

    Send state plus typed questions. Get calibrated Choice, Score, and Noul back in ~100ms. You branch on the answers in code.

    System OneChoiceScoreNoulRLCD

  2. 02 · 8 min

    Give your if-statements probabilities

    RLCD trains Jev probabilities to match empirical rates. You set thresholds in code for auto-act, review, and block.

    calibrationconfidenceroutingharness

  3. 03 · 12 min

    Copy these three setups: router, guardrail, reranker

    Three cookbook setups with Jev 1.13 code you can copy: tool router, parallel guardrails, RAG reranker.

    cookbooksrouterguardrailsRAG

  4. 04 · 9 min

    Jev fails nine ways. You handle each in code.

    Nine documented failure modes and who handles each: code, Jev, LLM, human. You answer six questions to check your read.

    jaggednessverdictsuse_codehybrid