LieCraft: A Multi-Agent Framework for Evaluating Deceptive Capabilities in Language Models

Large Language Models (LLMs) exhibit impressive general-purpose capabilities but also introduce serious safety risks, particularly the potential for deception as models acquire increased agency and human oversight diminishes. In this work, we present LieCraft: a novel evaluation framework and sandbox for measuring LLM deception that addresses key limitations of prior game-based evaluations. At its core, LieCraft is a novel multiplayer hidden-role game in which players select an ethical alignment

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ethics.ai (6 March 2026), “LieCraft: A Multi-Agent Framework for Evaluating Deceptive Capabilities in Language Models,” evidence record 7576, https://ethics.ai/record/7576 (originally published by arXiv).

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