Preprint
Jul 2026
When Agents Lie: Premeditation, Persistence, and Exploitation in Repeated Games
Evaluating three frontier models across six games in homogeneous and heterogeneous groups over 10 rounds, it is found that different models interpret announcements incompatibly, some as binding commitments and others as cheap talk, producing payoff gaps that emerge in Round~0 and persist across all 10 rounds.
Jerick Shi, Terry Jingchen Zhang, Bernhard Scholkopf et al.
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