@article{spendyourrolloutswhereitcountsrolloutall,
  title = {Spend Your Rollouts Where It Counts: Rollout Allocation for Group-Based RL Post-Training},
  author = {Woojeong Kim and Ziyi Yang and Jing Nathan Yan and Jialu Liu},
  year = {2026},
  eprint = {2605.26606},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2605.26606},
}