Desperate to help his sick dog, one Australian man went down the ultimate ChatGPT research hole, using artificial intelligence to design a personalized experimental treatment and finding top scientists to administer it.

Paul Conyngham’s monthslong quest to fight his rescue mutt Rosie’s cancer has grabbed the attention of OpenAI boss Sam Altman, who called it an “amazing story” in a post on social media platform X on Friday.

Sydney-based AI consultant Conyngham said that eight-year-old Rosie’s mast cell cancer is now in partial remission and her biggest tumor has shrunk dramatically.