@article{saberswitchableandbalancedtrainingforeff,
  title = {SABER: Switchable and Balanced Training for Efficient LLM Reasoning},
  author = {Kai Zhao and Yanjun Zhao and Jiaming Song and Shien He and Lusheng Zhang and Qiang Zhang and Tianjiao Li},
  year = {2025},
  eprint = {2508.10026},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2508.10026},
}