Prevalpreval
Feature

Automated Evaluations

18+ metrics. Zero manual effort.

LLM-as-judge metrics score every trace automatically — task completion, hallucination detection, sentiment analysis, accuracy, coherence, and more. Configure custom evaluators with your own rubrics.

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Evaluation Scores
Task Completion
0.92
Hallucination
0.05
Coherence
0.88
Sentiment
0.76
Accuracy
0.94

Key Capabilities

Everything you need to evaluate with confidence.

+18+ built-in metrics
+Custom rubric evaluators
+Configurable judge model
+Regression detection
+Per-trace and aggregate scoring
+Evaluation trends over time

Ready to evaluate?

Start for free. No credit card required.

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18+eval metrics out of the box