@inproceedings{liu-etal-2026-feasible,
    title = "Feasible is Not Enough: Cost-Aware Optimal Tool-Chain Planning on Multi-Solution Tool Graphs",
    author = "Liu, Liangliang  and
      Li, Yanming  and
      Liu, Yigang  and
      Han, Jialong  and
      Shen, Rujia  and
      Guan, Yi  and
      Lin, Yi  and
      Jiang, Jingchi",
    editor = "Liakata, Maria  and
      Moreira, Viviane P.  and
      Zhang, Jiajun  and
      Jurgens, David",
    booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {ACL} 2026",
    month = jul,
    year = "2026",
    address = "San Diego, California, United States",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/ingest-acl/2026.findings-acl.860/",
    pages = "17387--17403",
    ISBN = "979-8-89176-395-1"
}