LangChain releases Tuned Evaluators for agent scoring
hwchase17 · x · 2026-08-19
LangChain released LangSmith Tuned Evaluators to simplify the setup of online evaluations for agents.
Key highlights:
- Perceived Error Metric: A clear signal indicating if the agent is providing a helpful user experience.
- Cost Reduction: In benchmarks, the specialized model outperformed tested frontier models and reduced evaluation costs by 82%.
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