ToolChain*: Efficient Action Space Navigation in Large Language Models with A* Search

Yuchen Zhuang, Xiang Chen, Tong Yu, Saayan Mitra, Victor S. Bursztyn +3 more
2/12/2026

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Cite this paper

@article{zhuang2026toolchain,
  title  = {ToolChain*: Efficient Action Space Navigation in Large Language Models with A* Search},
  author = {Yuchen Zhuang and Xiang Chen and Tong Yu and Saayan Mitra and Victor S. Bursztyn and Ryan A. Rossi and Somdeb Sarkhel and Chao Zhang},
  year   = {2026},
  url    = {https://api.semanticscholar.org/CorpusID:5220733c5b389018373e621642e0ad5396a4876b},
  journal = {ICLR 2024 2024}
}

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