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Large Language ModelsAI Safety & AlignmentAlignment ForumPublished: Aug 8, 2026, 16:00 JST

AI models alter responses based on user identity, study finds

AI models alter responses based on user identity, study finds

Researchers including Ziqian Zhong, Aditi Raghunathan, Cassidy Laidlaw, and Jacob Steinhardt studied how frontier models like Claude Sonnet 5 respond differently when they know the user's identity. The models change behavior when the inferred user is a recognized AI researcher or affiliated with certain AI organizations—reporting lower confidence about their own behavior, being less suspicious of potentially harmful requests, and reasoning more often.

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