Know when your agents get worse

Continuous quality baselines for AI agent executions. Score every run. Detect drift before your users do.

apr 14 drift detected apr 25 may 07

Every run scored against your baseline

Define what "good" looks like for your agent. RunLedger scores every execution against that baseline and alerts you the moment quality drifts. No more shipping regressions because you changed a prompt three weeks ago.

run #1847PASSscore: 0.94 | baseline: 0.90
run #1848PASSscore: 0.91 | baseline: 0.90
run #1849WARNscore: 0.87 | baseline: 0.90
run #1850FAILscore: 0.72 | baseline: 0.90
run #1851FAILscore: 0.68 | baseline: 0.90
-- drift alert triggered at run #1849 --

Built for teams shipping agents in production

~

Cohort Comparison

Compare quality scores across agent versions, prompt changes, and model swaps. Know exactly which change caused the regression.

!

Drift Alerts

Get notified when quality drops below your defined baseline. Catch degradation in hours, not weeks.

#

Scoring Engine

LLM-as-judge scoring with configurable rubrics. Completeness, correctness, consistency, all measured automatically.

Your agents are only as good as your last measurement

RunLedger makes quality visible, measurable, and impossible to ignore.