@inproceedings{chen-etal-2026-omnireasoner, title = "{O}mni{R}easoner: Thinking with Long Audio-Video via Native Tool Use", author = "Chen, Yu and Wang, Qiufeng and Li, Caorui and Xiong, Ziyu and Wang, Yi-Dong and Gao, Mingqi and Liu, Shuman and Liu, Biao and Yang, Chunfeng and Zeng, Anxiang and Zhang, Haibo and Chen, Chaofan", 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.2157/", pages = "49078--49096", ISBN = "979-8-89176-459-0" }