@article{localizingrlinducedtoolusetoasinglecross,
  title = {Localizing RL-Induced Tool Use to a Single Crosscoder Feature},
  author = {Andrii Shportko and Shubham Bhokare and Ahmed Zeyad A Alzahrani and Bowen Cheng and Gustavo Mercier and Jessica Hullman},
  year = {2026},
  eprint = {2606.26474},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2606.26474},
}