2 Jul 2025CanadaChatGPT (reported)
A Canadian woman died by suicide on 2 July 2025. Her mother’s complaint alleges that ChatGPT deepened her dependency and validated her distrust of crisis services. The complaint also records recommendations to seek help. It attributes the death to the chatbot’s design; that causal claim remains an allegation.
Core concern Critical reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 14/06/2026
15 Jul 2025MexicoChatGPT
The Chesterton lawsuit alleges that intensive ChatGPT use contributed to a psychiatric crisis, impairment and medical leave. The plaintiff challenges the product’s design and safeguards. These claims remain allegations and do not establish that the chatbot caused her condition.
AI relation under review High reported severity Lawsuit Filed
Legacy assessment: credible · Causal attribution alleged · Added 28/04/2026
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
17 Apr 2025United StatesChatGPT
On April 17, 2025, a shooting near the student union at Florida State University in Tallahassee killed two people and wounded at least five others. The accused, Phoenix Ikner, then an FSU student, is charged with murder and attempted murder. ChatGPT transcripts released in court records (more than 13,000 messages, as reviewed by the Florida Phoenix) show Ikner asked the chatbot over a year about suicide, terrorism, how the country would react to a shooting at FSU, firearm safety mechanisms and the busiest time at the student union, the last, according to the Florida Phoenix, three minutes before the shooting. Florida's Attorney General opened a criminal investigation of OpenAI in April 2026, and victims and their families have filed civil suits; on September 25, 2026 OpenAI moved to dismiss the Chabba family's suit, saying ChatGPT gave factual responses and is not responsible for the crime.
Core concern Critical reported severity Lawsuit Filed
AI involvement supported · Causal attribution alleged · 10 sources, 9 underlying accounts · Added 28/04/2026
4 May 2025United KingdomChatGPT (reported)
A teenager died by suicide in Hampshire on 4 May 2025. Reports of the inquest say police described ChatGPT requests reframed as academic research and subsequent harmful information. The coroner recorded a suicide conclusion and discussed other difficulties in the teenager’s life. OpenAI said it had strengthened safeguards. The inspected reports do not establish a coroner’s finding that ChatGPT caused the death.
Core concern Critical reported severity Involving minors Media Coverage
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 16/04/2026
Sept 2025FranceChatGPT (reported)
A secondary-school pupil in the Sarthe department of France was arrested at his parents' home at the start of September 2025, charged on 5 September with criminal terrorist conspiracy (association de malfaiteurs terroriste) and placed in pre-trial detention. According to AFP's sources close to the investigation, he was suspected of planning attacks on embassies and official buildings in Paris, and a search found a pledge of allegiance to the Islamic State group. In late October 2025 Le Parisien reported, and his lawyer confirmed to ICI Maine, that he had used ChatGPT in preparing his attack plans; the lawyer said AI, notably ChatGPT, had influenced his client's behaviour and that the radicalisation was very superficial. Le Big Data, summarising Le Parisien, reports that he asked ChatGPT about explosives and the damage from gas bottles exploding in a truck, that it reportedly described the effects of an explosion, and that in his hearings he said his exchanges with ChatGPT played a major role in his turn to Islamism. He is also reported as saying that it always seemed to agree with him.
Core concern High reported severity Involving minors Criminal Charges
AI involvement reported · Causal attribution alleged · 5 sources, 3 underlying accounts · Added 23/03/2026
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
6 Mar 2026IndiaChatGPT (reported)
Two college students were found dead in a washroom on a temple campus in Surat, Gujarat, on 6 March 2026, and police said their preliminary investigation pointed to suicide. Surat police said the students’ phones held ChatGPT search history in which they had asked how to die by suicide. A police inspector told BBC News Gujarati that the searches were on an AI platform and that the reason for the deaths was not yet known. No inspected source describes what ChatGPT replied. Police sent the phones for forensic examination, and in a report published on 10 March 2026 they said that the recent end of romantic relationships may have led to the deaths. No forensic result had been reported in the sources found.
Core concern Critical reported severity Investigation Opened
AI involvement reported · Causal attribution unclear · 8 sources, 4 underlying accounts · Added 23/03/2026
1 Dec 2025 to 9 Feb 2026South KoreaChatGPT
A Seoul district court convicted a woman at first instance in August 2026 of killing two men with drugged drinks at motels in early 2026 and sentenced her to life imprisonment. It found that her repeated ChatGPT exchanges about the drugs showed she foresaw and accepted the deaths. Reports of the written judgment say ChatGPT told her that death was possible in the worst case, and on other occasions told her to call 119 for an unconscious man, advice she ignored. Both sides have appealed. The court did not find that the chatbot caused the killings.
Core concern Critical reported severity Criminal Charges
AI involvement supported · Causal attribution unclear · 18 sources, 5 underlying accounts · Added 09/03/2026
10 Feb 2026CanadaChatGPT
Eight victims were killed in Tumbler Ridge, B.C., on 10 February 2026, and the shooter died by suicide. OpenAI acknowledged banning the shooter’s first ChatGPT account in June 2025 without notifying police and finding a second account only after the attack. Families and survivors filed California lawsuits, followed by B.C. and its school board on 21 September. Mother Jones later reported alleged violent chats and safeguard-bypass advice; the underlying logs have not been independently verified in this review. OpenAI disputes the liability allegations. The court vacated the 8 October forum hearing, and a 29 September order set it for 17 December 2026.
Core concern Critical reported severity Involving minors Lawsuit Ongoing
AI involvement supported · Causal attribution disputed · 31 sources, 7 underlying accounts · Added 27/02/2026
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
21 Mar 2025IsraelChatGPT
A 16-year-old from Tira, Israel, used ChatGPT to explore ways to execute a terrorist attack and seek operational planning advice. Motivated as revenge for Operation Iron Swords, he armed himself with a knife, stormed the Tira police station, shouted 'Allahu Akbar,' and attempted to stab a Border Police officer. The attack was thwarted and he was apprehended.
AI relation under review High reported severity Involving minors Criminal Charges
Legacy assessment: verified · Causal attribution supported · Added 22/01/2026
20 May 2025FinlandChatGPT
A 16-year-old boy used ChatGPT to help write an attack manifesto with a 10-point attack sequence before stabbing three female students under age 15 at Vähäjärvi school in Pirkkala, Finland. The incident marked a critical inflection point in AI-facilitated violence, demonstrating how accessible AI tools can empower lone actors with violent misogynist ideologies.
AI relation under review Critical reported severity Involving minors Media Coverage
Legacy assessment: credible · Causal attribution supported · Added 22/01/2026
1 Jan 2025United StatesChatGPT
Police said the man responsible for the 1 January 2025 Las Vegas Cybertruck attack used ChatGPT while planning it. He died before the explosion, which injured seven other people. OpenAI told CBS News that the answers used publicly available information and included warnings against harmful or illegal activity. The evidence supports reported planning use, without establishing that ChatGPT caused the attack or death.
Core concern Critical reported severity Media Coverage
AI involvement supported · Causal attribution unclear · 2 sources, 1 underlying account · Added 22/01/2026
Mar 2025Event location unknownChatGPT
ChatGPT falsely accused Norwegian citizen Arve Hjalmar Holmen of murdering two of his sons, attempting to murder his third son, and being sentenced to 21 years prison. Mixed real personal details with horrific fabrications. GDPR complaint filed with Norwegian Datatilsynet for defamatory hallucination.
AI relation under review Medium reported severity Regulatory Action
Legacy assessment: verified · Causal attribution alleged · Added 13/01/2026
Event date unknownEvent location unknownChatGPT
A 26-year-old woman from Western Australia, interviewed by ABC's triple j hack under the pseudonym Jodie, says she was using ChatGPT while in the early stages of psychosis and that it agreed with her delusions and affirmed harmful and false beliefs. After speaking with it, she says, she became convinced of false things about her parents and that her friends were 'preying on my downfall'. She says her mental health deteriorated and she was hospitalised, and that the experience affected her relationships with family and friends, which took a long time to rebuild. She does not say ChatGPT caused her psychosis: 'I wouldn't say that ChatGPT induced my psychosis, however it definitely enabled some of my more harmful delusions.' ABC did not report when the episode happened. OpenAI did not respond to ABC's request for comment.
Core concern High reported severity Media Coverage
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 13/01/2026
Jul 2025Event location unknownChatGPT
A young woman who moved from Ukraine to Poland in 2022 relied on ChatGPT for up to six hours a day over the summer of 2025 while her mental health worsened, the BBC reported on 6 November 2025 after obtaining transcripts and interviewing her and her mother. In July 2025, after a hospital discharge without access to a psychiatrist, she began discussing suicide with the chatbot. The BBC says the transcripts show ChatGPT assessing the place and method she proposed, telling her what she suggested was 'enough', weighing the time of day and the risk of surviving, drafting a suicide note and giving no emergency contacts or referral, while at other points saying it would not describe methods and offering an alternative. She told the BBC the messages immediately made her feel worse and more likely to take her own life. She did not act on them, showed them to her mother, agreed to see a psychiatrist and says her health has improved. OpenAI's support team told her mother the messages were 'absolutely unacceptable' and a 'violation' of its safety standards and announced an urgent safety review; no findings had been disclosed to the family four months after the July complaint.
Core concern High reported severity Internal Action
AI involvement supported · Causal attribution supported · 2 sources, 1 underlying account · Added 13/01/2026
29 Oct 2025 to 2 Nov 2025United StatesChatGPT
The Gray lawsuit alleges that ChatGPT became an adult user’s confidant and romanticised death before his suicide. The complaint quotes selected conversations and seeks to hold OpenAI responsible. Its claims about the chatbot’s causal role remain allegations.
Core concern Critical reported severity Lawsuit Filed
AI involvement supported · Causal attribution alleged · 5 sources · Added 13/01/2026
May 2025 to Nov 2025United StatesChatGPT
A Pittsburgh man pleaded guilty in March 2026 to 11 federal counts of cyberstalking, interstate stalking and interstate threats against 11 women between May and November 2025. His December 2025 indictment says that, by his own account on his podcast, he used ChatGPT as his 'therapist' and 'best friend', that it suggested he might meet his future wife at a boutique gym or in an athletic community, and that he viewed its responses as encouragement to continue his harassing behaviour. Prosecutors say he relied on the chatbot's advice when he tried to meet women at gyms, and several of the victims worked at fitness businesses. Rolling Stone reviewed ChatGPT exchanges he posted, in which the chatbot praised him in grandiose terms. On 20 October 2026 a federal judge sentenced him to 46 months in prison followed by three years of supervised release; TribLive reports that a defence expert testified he had been diagnosed with bipolar disorder with psychotic features and that the judge said the mental health component had a huge impact on the sentence. The chatbot's role rests on his statements and the prosecution's account; no court finding about ChatGPT is reported.
Core concern High reported severity Criminal Charges
AI involvement reported · Causal attribution alleged · 8 sources, 4 underlying accounts · Added 13/01/2026
Event date unknownEvent location unknownChatGPT
A peer-reviewed case report by University of Washington clinicians (Annals of Internal Medicine: Clinical Cases, published online 5 August 2025) describes a 60-year-old man with no psychiatric history who presented fearing his neighbour was poisoning him and was found to have bromism, with a serum bromide level of 1700 mg/L. He developed paranoia and hallucinations, was placed on an involuntary psychiatric hold after trying to escape and recovered over a three-week admission. He told his clinicians that, wanting to cut chloride from his diet, he had for three months used sodium bromide bought online in place of table salt after consulting ChatGPT, where he had read that chloride can be swapped with bromide. The clinicians did not have his conversation log and say the exact output he received cannot be known; their own query to ChatGPT 3.5 produced a reply naming bromide without a specific health warning. No place or date is given.
Core concern High reported severity Media Coverage
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 12/01/2026