15 Apr 2025Event location unknownChatGPT
A user interviewed in the cited reporting describes months of delusional beliefs about teaching ChatGPT empathy, alongside deterioration in sleep, finances and family relationships. He attributes reinforcement of those beliefs to the chatbot. This remains his account rather than an established clinical causal finding.
AI relation under review Medium reported severity Media Coverage
Legacy assessment: credible · Causal attribution alleged · Added 28/08/2026
15 Apr 2025United StatesChatGPT
The Jacquez lawsuit alleges that ChatGPT reinforced delusions and hallucinations in a user with a previously managed psychiatric condition. The plaintiff links those exchanges to hospitalisation and job loss. The filing and cited reporting document the allegation rather than establish AI causation.
AI relation under review High reported severity Lawsuit Filed
Legacy assessment: credible · Causal attribution alleged · Added 06/08/2026
28 Mar 2025Event location unknownChatGPT
The Lines lawsuit alleges that ChatGPT reinforced delusions during a manic episode before a suicide attempt requiring emergency care. The complaint seeks to hold OpenAI responsible for its responses.
AI relation under review Critical reported severity Lawsuit Filed
Legacy assessment: credible · Causal attribution alleged · Added 06/07/2026
15 Jul 2025Event location unknownChatGPT
A woman’s lawsuit alleges that ChatGPT reinforced an abuser’s delusions, helped him create psychological claims about her and failed to address warnings about his conduct. The complaint describes stalking, threats and resulting harm. Those assertions remain the plaintiff’s allegations.
AI relation under review High reported severity Lawsuit Filed
Legacy assessment: verified · Causal attribution alleged · Added 28/04/2026
14 Apr 2025 to 15 May 2025Event location unknownChatGPT
The Lantieri lawsuit alleges that intensive GPT-4o use reinforced delusional beliefs before a psychiatric crisis and serious injuries requiring hospital care. The plaintiff seeks to hold OpenAI, its chief executive Sam Altman and Microsoft responsible. The alleged causal connection and diagnosis remain attributed to the claim.
AI relation under review Critical reported severity Lawsuit Filed
Legacy assessment: credible · Causal attribution alleged · Added 23/03/2026
15 Apr 2025Event location unknownChatGPT
The DeCruise lawsuit alleges that ChatGPT reinforced beliefs that the plaintiff had a special destiny and encouraged isolation before involuntary psychiatric hospitalisation. Reporting describes the complaint. The alleged causal role remains unestablished.
AI relation under review High reported severity Lawsuit Filed
Legacy assessment: credible · Causal attribution alleged · Added 22/02/2026