Morning Edition · Thursday, September 17, 2026Published at 2:17 AM EDT · New York

A New Paper Proposes Certified Audits for Silent Model Swaps in Production

The method concentrates labeling effort on inputs where the old and new models disagree, and claims matching bounds on how many labels a verdict requires.

Every production model gets replaced eventually, through retraining, fine-tuning, quantization or a vendor updating an endpoint without notice. A paper posted to arXiv formalizes that replacement as a statistical auditing problem, which the…