@article{whendoesmultiagentrlimprovellmworkflowsw,
  title = {When Does Multi-Agent RL Improve LLM Workflows? Workflow, Scale, and Policy-Sharing Tradeoffs},
  author = {Yifan Zeng and Yiran Wu and Yaolun Zhang and Wentian Zhao and Kun Wan and Qingyun Wu and Huazheng Wang},
  year = {2026},
  eprint = {2605.24202},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2605.24202},
}