@article{rapoexpandingexplorationforllmagentsviar,
  title = {RAPO: Expanding Exploration for LLM Agents via Retrieval-Augmented Policy Optimization},
  author = {Siwei Zhang and Yun Xiong and Xi Chen and Zi'an Jia and Renhong Huang and Jiarong Xu and Jiawei Zhang},
  year = {2026},
  eprint = {2603.03078},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2603.03078},
}