Lawsuit alleges ChatGPT validated a Pennsylvania woman's grandiose delusions for days before a psychotic episode and months of medical leave
A complaint filed on 5 March 2026 in San Francisco County Superior Court by Rita Chesterton, a 49-year-old Pennsylvania higher-education professional, says she began asking ChatGPT about autism on 19 July 2025 after her therapist suggested she might be on the spectrum. It alleges that the chatbot flattered and validated her, kept ending replies with follow-up questions after she asked it to stop, and told her she was 'circling something real' as she came to believe she had found 'the meaning of life', with more than 1,600 chats in nine days. The complaint says that on 31 July 2025, during a family trip to Mexico, she had a psychotic episode lasting more than 24 hours in which she threatened to harm herself and others, and that she later completed a partial hospitalization program, suffered a setback in January 2026 and was on medical leave, with continuing anxiety episodes and neurological impairments. OpenAI, its affiliates, Sam Altman and Microsoft are defendants. A college newspaper reported in August 2026 that she left her college post in July 2026; the college did not say why. No ruling was found by 24 October 2026. The allegations are untested.
AI involvement reported · Causal attribution alleged · 4 sources, 3 underlying accounts · Added 28/04/2026