@article{beyondpromptsmeasuringandoptimizingllmto,
  title = {Beyond Prompts: Measuring and Optimizing LLM Tool-Agent Harnesses},
  author = {Cen Mia Zhao and Haibo Ruan and Wenjie Chen and Pei-fen Tu and Usman Abbasi and Joel Hesch},
  year = {2026},
  eprint = {2609.05736},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2609.05736},
}