@inproceedings{zhang-etal-2026-plan, title = "Plan or Retrieve First? A Scale Study of Tool Discovery Architectures", author = "Zhang, Mingfei and Surana, Amit and Majid, Ziauddin and Wang, Chenxi and Xu, Michael", editor = "Atanasova, Pepa and Haffari, Gholamreza and Wang, Minghan", booktitle = "Proceedings of the 2026 Conference on Empirical Methods in Natural Language Processing: Industry Track", month = oct, year = "2026", address = "Budapest, Hungary", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.emnlp-industry.19/", pages = "288--299", ISBN = "979-8-89176-460-6" }