Close The Regression Loop
Apply PDCA to agent regression findings before accepting an improvement.
Regression warning A prompt update improves average routing accuracy but fails VIP complaint routing, a defect the team fixed last month. Average improvement can reopen old risk unless the test loop checks both gain and guardrails. PDCA Plan the change, do the test, check regression, act on evidence. PDCA keeps agent iteration from becoming score chasing. The check step must include the failures you already learned from. Ship Accepting the higher average ignores regression risk. The update improves without reopening old harm. Every agent improvement claim needs a regression claim beside it. 01 Plan 02 Check 03 Act Define guardrails…
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