The Chicago Manual of Style editors have released a Q&A post on referencing AI-generated text to cite AI tools like ChatGPT within the text or in footnotes, but notes "don’t cite ChatGPT in a bibliography or reference list unless you provide a publicly available link."
Example:
Footnote: Note number. AI tool used, Month Day, Year, Creator of tool, URL.
- Numbered Footnote with shareable URL: 1. Text generated using ChatGPT, August 22, 2023, OpenAI, https://chat.openai.com/share/728391fh1dk
- Numbered Footnote (when prompt is written in text): 1. Text generated by ChatGPT, OpenAI, August 22, 2023, https://chat.openai.com/chat.
- Numbered Footnote (when prompt is not mentioned in text): 1. Text generated by ChatGPT, OpenAI, August 22, 2023, https://chat.openai.com/chat.
In-text Author-Date Example:
In-text citation - narrative (author-prominent):
- Rule: Author (year)
- Example: ChatGPT (2023) or Bard (2023)
In-text citation - parenthetical (information-prominent):
- Rule: (Author year)
- Example: (ChatGPT 2023) or (Bard 2023)
Reference list entry example - shareable URL generated by the AI tool:
- Rule: Author. Year. Name of tool. Version (if available). Month Day, Year. URL
- Example: OpenAI. 2023. ChatGPT. May 24 version. August 22, 2023. https://chat.openai.com/share/71hs37shfak82s