PM interview concept · AI judgment

Hallucination mitigation

Hallucination mitigation is the set of techniques (retrieval grounding, structured outputs, confidence thresholds, citation requirements) that reduce the rate at which an LLM invents incorrect information.

Why interviewers test it

Trust is the moat for AI features. Interviewers test whether you understand that hallucination is a product problem, not just a model problem.

Practice this concept in PrepOS

Open the practice simulator, select "Hallucination mitigation" under your weakest concepts, and the adaptive queue will surface reps that drill it first.

Practice hallucination mitigation