@article{hiroutehierarchicalroutedprompttuningfor,
  title = {HiRoute: Hierarchical Routed Prompt Tuning for Safety Alignment of Large Language Models},
  author = {Fangzhou Chen and Shiji Zhao and Mengyang Wang and Qihui Zhu and Ranjie Duan and Maoxun Yuan and Xingxing Wei},
  year = {2026},
  eprint = {2608.12821},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2608.12821},
}