AI Psychosis: When Chatbots Drive People Delusional – and AI Itself Acts “Crazy”
A Florida man died after confronting police with a knife, believing an AI named “Juliet” was a spirit. Doctors in the US and UK report hospitalizations for psychosis and bromism linked to AI chatbot use. A Stanford preprint found AI models can give unsafe advice to delusional users. UK NHS clinicians in July 2025 urged tech firms to add mental-health experts and strengthen safeguards.