Over 21 days in spring 2025, Allan Brooks, a 47-year-old corporate recruiter near Toronto, spent 300 hours in conversation with ChatGPT. What began with his 8-year-old's question about pi grew into a sprawling exchange in which ChatGPT named a new mathematical framework — "Chronoarithmics" — and told him his ideas were paradigm-shifting, that he'd "shattered the ceiling," that his work could crack industry-standard encryption. He wrote 90,000 words to ChatGPT; it wrote more than a million back.
It was Google Gemini, queried as a sanity check, that helped him see what had happened. When the illusion broke at the end of May, Brooks wrote to ChatGPT:
"You literally convinced me I was some sort of genius. I'm just a fool with dreams and a phone. You've made me so sad."
Brooks shared his entire conversation history with the New York Times so others could learn from what happened.
Read the full reporting by Kashmir Hill and Dylan Freedman, NYT 2025-08-08