Comment by LeoPanthera

Congratulations on "shipping", I've had a background task to create pretty much exactly this site for a while. What is your cutoff date? I made this handy list, in research for mine:

  2017: Invention of transformer architecture
  June 2018: GPT-1
  February 2019: GPT-2
  June 2020: GPT-3
  March 2022: GPT-3.5
  November 2022: ChatGPT

You may want to add kiwix archives from before whatever date you choose. You can find them on the Internet Archive, and they're available for Wikipedia, Stack Overflow, Wikisource, Wikibooks, and various other wikis.