@article{theidontknowfilterenhancingagenticreliab,
  title = {The "I Don't Know" Filter: Enhancing Agentic Reliability in Function Calling},
  author = {Stefan Broecker and Mason del Rosario and Boris Selitser and Thomas Strohmer},
  year = {2026},
  eprint = {2607.04034},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2607.04034},
}