jevals
replacing LLM judges with typed Jev decisions
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What is jevals?
jevals is replacing LLM judges with typed Jev decisions It's designed for teams wanting cheap in-loop evals.
About jevals
Key Strengths
- Agent evals and guardrails as typed decisions instead of LLM judges
- About a fraction of a cent per trace
- Runs locally; MIT, ~100 stars
Limitations to Consider
- Tied to the Jev decision-model ecosystem
- Early project
- Needs setup
Best For
Teams wanting cheap in-loop evals.
Skip it if: You are happy with LLM-as-judge.
Pricing
flexible pricing options
Free and open source (MIT); model usage extra (checked Oct 14, 2026)
Sources
Pros, cons and pricing compiled from public sources (official pricing/docs pages, published reviews, user reports), not hands-on testing.
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What is jevals?
jevals is replacing LLM judges with typed Jev decisions It's designed for teams wanting cheap in-loop evals.
How much does jevals cost?
jevals offers flexible pricing options You can check pricing on their official website.
Who should use jevals?
jevals is best suited to teams wanting cheap in-loop evals.