Walk a Model Change-Control Decision
Apply material-change logic to decide when an AI system needs re-testing, re-approval, or user communication.
Invisible release The support classifier's UI stays the same, but the model behind it changes before a Friday release. The system's behavior can change even when the product surface does not. Change-control loop Trigger, test, approve, monitor Materiality depends on whether the change can alter risk, obligations, or user reliance, not whether the UI changed. UI unchanged means low risk This misses behavior, data, and dependency changes. Release speed stays tied to evidence rather than guesswork. A change is material when it can change risk, not only when it changes the interface. Trigger 01 Model swap The new model is…
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