@article{whenthinkingllmslieunveilingthe, title = {When Thinking LLMs Lie: Unveiling the Strategic Deception in Representations of Reasoning Models}, author = {Kai Wang and Yihao Zhang and Meng Sun}, year = {2025}, eprint = {2506.04909}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2506.04909v1}, }