To cite package ‘kagiPro’ in publications use:

  Krug R (2026). _kagiPro: Kagi API Client for R_. R package version
  0.4.1, <https://github.com/rkrug/kagipro>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {kagiPro: Kagi API Client for R},
    author = {Rainer M. Krug},
    year = {2026},
    note = {R package version 0.4.1},
    url = {https://github.com/rkrug/kagipro},
  }