- What changed
- A new open source tool called jevals allows developers to replace LLM judges with typed decision models for agent evaluations and guardrails in a single request.
- Why you should care
- Typed decision models can process multiple evaluation checks in a single rapid request, lowering cost and latency.
- Your move
- Test. Test jevals to see if it reduces evaluation overhead and trace costs in local development loops.
- What to watch next
- Watch for updates on accuracy comparisons between typed decision models and traditional LLM judges.
- Event
- release
- Event date
- Sep 20, 2026
- Relevant to
- General AI readers