URLs can be included in a citation to aid retrieval of sources. See AGLC4 Rule 4.4:
Permalinks can be used as well as, or instead of, URLs. See AGLC4 Rule 4.5.
Include the name of the creator and recipient first.
OpenAI, ChatGPT to Fred Jones, Output, 24 February 2023.
Note:
Number Output from [program], [creator] to [recipient], [full date].
1Output from ChatGPT, OpenAI to Fred Jones, 24 February 2023.
Text explaining the prompt that was used can be included in the footnote. The full detail can also be included in an appendix.
1 Output from ChatGPT, OpenAI to Fred Jones, 24 February 2023. The output was generated in response to the prompt, ‘What is the history of the Macquarie University Law Schol’: see below Appendix C.