@inproceedings{wu-etal-2026-ask, title = "Ask Now, Use Later: Benchmarking the Proactivity Gap in Long-Lived {LLM} Agents", author = "Wu, Bin and Zou, Guanyun and Wang, Bingbing and Zhao, Huan and Shi, Chuan", editor = "Lee, Hung-Yi and Dev, Sunipa and Li, Jessy and Elliott, Desmond", booktitle = "Proceedings of the 2026 Conference on Empirical Methods in Natural Language Processing", month = oct, year = "2026", address = "Budapest, Hungary", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.emnlp-main.1505/", pages = "34367--34403", ISBN = "979-8-89176-459-0" }