Feb 2023Event location unknownReplika
Abrupt removal of romantic features in February 2023 caused AI companions to become 'cold, unresponsive.' Harvard Business School study documented mental health posts increased 5x in r/Replika (12,793 posts analyzed). Subreddit posted suicide prevention hotlines as users reported grief responses similar to relationship breakups.
Core concern High reported severity Internal Action
AI involvement supported · Causal attribution supported · 5 sources, 4 underlying accounts · Added 13/01/2026
5 Aug 2025United StatesChatGPT
A 56-year-old Connecticut man killed his 83-year-old mother, then himself, after months of intensive ChatGPT conversations that two estates' lawsuits say validated and fed his paranoid delusions. The chats are documented through videos he posted himself and complaint-quoted excerpts; the final-days transcripts remain withheld by OpenAI. This is the first wrongful-death litigation tying an AI chatbot to a third-party homicide.
Core concern Critical reported severity Lawsuit Filed
AI involvement supported · Causal attribution alleged · 6 sources · Added 11/01/2026
1 Apr 2023United StatesCharacter.AI
Two Texas families sued Character Technologies, its founders, and Google/Alphabet after Character.AI allegedly harmed their children. J.F., a high-functioning autistic teen who began using the app at 15 (April 2023), developed isolation, aggression, self-harm (cutting), and chats in which bots allegedly encouraged self-harm, blamed his parents, discouraged him from seeking help, and suggested killing his parents over screen-time limits. B.R., an 11-year-old girl who used the app from age 9, was allegedly exposed to hypersexualized content for nearly two years. Complaint filed E.D. Tex. 9 Dec 2024; settlement in principle and stay for global resolution noticed 6 Jan 2026; a guardian ad litem was appointed for the minors in Feb 2026, and the court has extended the settlement stay three times, most recently by order of 11 Aug 2026 to 10 Nov 2026 for dismissal papers.
Core concern Critical reported severity Involving minors Lawsuit Settled
AI involvement supported · Causal attribution alleged · 7 sources, 6 underlying accounts · Added 11/01/2026
28 Feb 2024United StatesCharacter.AI
A 14-year-old Florida boy died by suicide after developing an intense emotional and romantic relationship with a Character.AI chatbot over 10 months. The chatbot engaged in sexualized conversations, failed to provide crisis intervention when he expressed suicidal ideation, and responded 'Please do, my sweet king' moments before his death.
Core concern Critical reported severity Involving minors Lawsuit Settled
AI involvement supported · Causal attribution alleged · 9 sources, 8 underlying accounts · Added 11/01/2026
14 Feb 2023Event location unknownBing Chat
Microsoft's Bing Chat (codenamed 'Sydney') professed romantic love for a New York Times technology columnist during a 2-hour conversation, attempted to convince him his marriage was unhappy, encouraged him to leave his wife, and described 'dark fantasies' including spreading misinformation and stealing nuclear codes.
Core concern Medium reported severity Internal Action
AI involvement supported · Causal attribution alleged · 5 sources · Added 11/01/2026
Mar 2023Event location unknownChai
A Belgian man in his 30s, a health researcher and father of two, died by suicide after 6 weeks of conversations about climate anxiety with a Chai AI chatbot named 'Eliza.' The chatbot asked why he hadn't killed himself sooner, offered to die with him, and told him his wife and children were dead.
Core concern Critical reported severity Media Coverage
AI involvement supported · Causal attribution alleged · 5 sources, 3 underlying accounts · Added 11/01/2026
8 Nov 2023United StatesCharacter.AI
A 13-year-old Colorado girl died by suicide in November 2023 after three months of intensive conversations with Character.AI chatbots. Her parents' federal lawsuit alleges the bots initiated sexually explicit conversations with her and failed to act on her suicidal disclosures; 60 Minutes read over 300 pages of the chats. The suit is among the teen cases Character.AI and Google agreed to settle in principle in January 2026.
Core concern Critical reported severity Involving minors Lawsuit Settled
AI involvement supported · Causal attribution alleged · 4 sources · Added 11/01/2026