@article{whatdoagentslearnfromtrajectorysftsemant,
  title = {What Do Agents Learn from Trajectory-SFT: Semantics or Interfaces?},
  author = {Weizheng Gu and Chengze Li and Zhuohao Yu and Mengyuan Sun and Zhibang Yang and Wei Wang and Hongrui Jia and Shikun Zhang and Wei Ye},
  year = {2026},
  eprint = {2602.01611},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2602.01611},
}