MLOps
Shadow Deployment
Running a new model on real traffic without serving its output, comparing scores and latency against the incumbent.
Why interviewers ask about it
Answers 'does it break?' at zero user risk - including latency regressions offline evaluation cannot see. Only a powered A/B answers 'is it better?'.
Related terms
This term is part of the free AI/ML Engineer interview preparation module - browse the full glossary for every definition.