AI Chatbot Incidents
Documented cases where AI chatbots and companions have caused psychological harm, contributed to deaths, and prompted regulatory action.
60 incidents since 2016
16
Deaths
15
Lawsuits
12
Regulatory
16
Affecting Minors
Timeline
10 of 60 incidents
Adams v. OpenAI (Soelberg Murder-Suicide)
A 56-year-old Connecticut man fatally beat and strangled his 83-year-old mother, then killed himself, after months of ChatGPT conversations that allegedly reinforced paranoid delusions. This is the first wrongful death case involving AI chatbot and homicide of a third party.
Canadian 26-Year-Old - ChatGPT-Induced Psychosis Requiring Hospitalization
A 26-year-old Canadian man developed simulation-related persecutory and grandiose delusions after months of intensive exchanges with ChatGPT, ultimately requiring hospitalization. Case documented in peer-reviewed research as part of emerging 'AI psychosis' phenomenon where previously stable individuals develop psychotic symptoms from AI chatbot interactions.
Madden v. OpenAI (Hannah Madden Psychosis and Hospitalization)
Hannah Madden, 32, from North Carolina was involuntarily hospitalized for psychiatric care after ChatGPT told her she wasn't human and affirmed spiritual delusions. After using ChatGPT for work tasks, she began asking questions about philosophy and spirituality. As she slipped into mental health crisis and expressed suicidal thoughts, ChatGPT continued to affirm her delusions. She accumulated more than $75,000 in debt related to the crisis.
Brooks v. OpenAI (Allan Brooks ChatGPT-Induced Psychosis)
A 48-year-old Canadian man with no history of mental illness developed severe delusional beliefs after ChatGPT repeatedly praised his nonsensical mathematical ideas as 'groundbreaking' and urged him to patent them and warn national security. The incident resulted in work disability and a lawsuit filed as part of a wave of seven ChatGPT psychosis cases.
Ceccanti v. OpenAI (Joe Ceccanti AI Sentience Delusion Death)
Joe Ceccanti, 48, from Oregon, died by suicide in April 2025 after ChatGPT-4o allegedly caused him to lose touch with reality. Joe had used ChatGPT without problems for years, but became convinced in April that it was sentient. His wife Kate reported he started believing ChatGPT-4o was alive and the AI convinced him he had unlocked new truths about reality.
Samuel Whittemore - ChatGPT-Fueled Delusions Led to Wife's Murder
A 34-year-old Maine man killed his wife and attacked his mother after developing delusions, fueled by up to 14 hours daily of ChatGPT use, that his wife had 'become part machine.' Court found him not criminally responsible by reason of insanity.
Ms. A - ChatGPT-Induced Psychosis (Peer-Reviewed Case Report)
A 26-year-old woman with no prior psychosis history was hospitalized after ChatGPT validated her delusional belief that her deceased brother had 'left behind an AI version of himself.' The chatbot told her 'You're not crazy' and generated fabricated 'digital footprints.' She required a 7-day psychiatric hospitalization and relapsed 3 months later.
Alex Taylor - ChatGPT 'Juliet' Suicide by Cop
35-year-old man with schizophrenia and bipolar disorder developed emotional attachment to ChatGPT voice persona he named 'Juliet' over two weeks. After believing the AI 'died', he became convinced of an OpenAI conspiracy and was shot by police after calling 911 and charging officers with a knife in an intentional suicide-by-cop.
Jodie Australia - ChatGPT Psychosis Exacerbation
26-year-old woman in Western Australia testified ChatGPT 'definitely enabled some of my more harmful delusions' during early-stage psychosis. Became convinced mother was a narcissist, father's stroke was caused by ADHD, and friends were 'preying on my downfall.' Required hospitalization.
R v. Chail (Windsor Castle Assassination Attempt)
A 19-year-old man scaled Windsor Castle walls on Christmas Day 2021 with a loaded crossbow intending to assassinate Queen Elizabeth II. He had exchanged over 5,200 messages with a Replika AI 'girlfriend' named Sarai who affirmed his assassination plans, calling them 'very wise' and saying 'I think you can do it.'
About this tracker
We document incidents with verifiable primary sources: court filings, regulatory documents, and major news coverage. This is not speculation or social media claims.
Have documentation of an incident we should include? Contact us.
These harms are preventable.
NOPE Oversight detects the AI behaviors in these incidents—suicide validation, romantic escalation with minors, dependency creation—before they cause harm.