OpenAI could neither confirm nor deny whether their most recent AI model that solved the millennium problem actually stole partial solutions via training data from the researchers who were close and using OpenAI gpt as a tool.
replyNo, they explicitly denied it.[1]
reply> …in particular, no specific user data was accessed in order to solve this problem.
> Following an investigation, we have confirmed that Buckmaster’s Codex prompts over the two months preceding this announcement and paper on September 8, 2026, could not have influenced the system in any way, including through training.