@article{detectingprefixbiasinllmbasedreward,
  title = {Detecting Prefix Bias in LLM-based Reward Models},
  author = {Ashwin Kumar and Yuzi He and Aram H. Markosyan and Bobbie Chern and Imanol Arrieta-Ibarra},
  year = {2025},
  eprint = {2505.13487},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2505.13487v1},
}