Institution

Seoul National University

South Korea's leading research university, with active groups in NLP, data science, and AI evaluation.

Why Personality Tests Mischaracterize LLM Behavior

Giving an LLM the Big Five or a values survey predicts almost nothing about how it acts in real queries: cross-method agreement was only Spearman 0.31 (values) and 0.26 (personality), versus 0.74-0.77 within-survey.