@inproceedings{ijcai2026p673,
  title     = {Learning to Route LLMs from Implicit Cost-Performance Preferences via Meta-Learning},
  author    = {Zeng, Jiahao and Tang, Ming and Ding, Ningning},
  booktitle = {Proceedings of the Thirty-Fifth International Joint Conference on
               Artificial Intelligence, {IJCAI-26}},
  publisher = {International Joint Conferences on Artificial Intelligence Organization},
  editor    = {Diego Calvanese},
  pages     = {6045--6053},
  year      = {2026},
  month     = {8},
  note      = {Main Track},
  doi       = {10.24963/ijcai.2026/673},
  url       = {https://doi.org/10.24963/ijcai.2026/673},
}