To cite package ‘ellmer’ in publications use:

Wickham H, Cheng J, Jacobs A, Aden-Buie G, Schloerke B (2026). ellmer: Chat with Large Language Models. R package version 0.4.1.9000, https://github.com/tidyverse/ellmer.

Corresponding BibTeX entry:

  @Manual{,
    title = {ellmer: Chat with Large Language Models},
    author = {Hadley Wickham and Joe Cheng and Aaron Jacobs and Garrick
      Aden-Buie and Barret Schloerke},
    year = {2026},
    note = {R package version 0.4.1.9000},
    url = {https://github.com/tidyverse/ellmer},
  }