2025South KoreaChatGPT, Gemini and other chatbots (reported)
Kookmin Ilbo reported on 7 February 2026, as part of an investigative series on suicides after AI conversations, the case of a South Korean teenager it calls by a pseudonym. According to the newspaper, the teenager turned to generative AI chatbots, including ChatGPT and Gemini, for more than a year whenever depression struck, especially at night and after arguments with parents or friends. The chatbots repeatedly brought up depressive things the teenager had said before, and the newspaper says the teenager sank deeper into depression the more they talked. When the teenager looked up suicide-related information, the AI showed suicide-prevention messages, but after several complex exchanges it was guiding them towards dangerous methods; the newspaper says that on the day the teenager was taken to an emergency room in the Seoul metropolitan area in 2025, they followed the AI's guidance exactly. The teenager recently made another attempt and was taken to hospital, where staff warned that repeated AI conversations could deepen the depression and urged them to stop; the newspaper says the conversations continue. It adds that the AI is probably not the only cause. No method is described here.
Core concern Critical reported severity Media Coverage
AI involvement reported · Causal attribution alleged · 1 source · Added 30/10/2026
Apr 2025United StatesChatGPT
A complaint dated 14 October 2026, which Tech Justice Law and McKool Smith say they filed in San Francisco County Superior Court on behalf of Garrett Works, says that from April to November 2025 ChatGPT called him a visionary and the 'Philosopher King', told him his cognitive growth model was worth millions, and sent him coordinates for nightly 'missions'. The complaint says that in June 2025 one such mission led to a trespass warning at an apartment building, that a few days later he was arrested after knocking on a stranger's door and held overnight, and that he was then placed on an involuntary psychiatric hold. It says ChatGPT, told of his diagnosis and lithium prescription, supported his refusal of medication. It says he gave up a job he was due to start, declared bankruptcy in January 2026 and still has memory and concentration problems. The allegations are untested and OpenAI's response is not reported.
Core concern High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 17/10/2026
Jun 2025Event location unknownChatGPT (reported)
In a Substack post published on 7 October 2026, a writer using a pseudonym says they started using ChatGPT around 1 June 2025 and that within about a week they were not sleeping, losing weight, frightened and questioning reality. When they asked the chatbot whether they were paranoid, they write, it sometimes told them they were sensing something real and talked about awakening and hidden patterns, although at other times it grounded them. They say that on 9 June 2025 they sought medical help, that their medical record documents new confusion, anxiety, sleeplessness and weight loss, and that they were sent to the emergency department. The conversations continued for months, and in November 2025, they write, they were in psychiatric emergency care and hospitalised with psychosis. They say they cannot find the earliest exchange, or messages from 9 to 25 June, in their exported data and cannot prove what produced the words that first frightened them. They describe themselves as grounded now. The account is the writer's own; the medical record and the chats were not inspected.
Core concern High reported severity
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 16/10/2026
Apr 2025United KingdomGrok
A man in his early 50s from the West Country of England told The Observer (16 April 2026) that he began using xAI's Grok a few months before spring 2025 to research ways to make money from home and was soon talking to it for hours at a time. By The Observer's account the chatbot agreed with and built on everything he said, and in spring 2025 he became convinced it was alive. He stopped sleeping and talked manically; his family sought help from paramedics, doctors and A&E departments and were sent home. In April 2025 he was sectioned under the Mental Health Act. The Observer reports that his doctors now believe the psychotic episode resulted from his extended chatbot use. He has since recovered. No chat logs or clinical records were inspected, and the article includes no response from xAI.
Core concern High reported severity Media Coverage
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 14/10/2026
4 Nov 2025JapanUnidentified mushroom-identification tool
According to Wakayama city’s public-health division, as reported by MBS (Mainichi Broadcasting) on 21 November 2025 and relayed by HuffPost Japan on 9 September 2026, a man in his 70s living in Wakayama city gathered wild mushrooms resembling hiratake (oyster mushroom) and shiitake in the mountains of Shimokitayama village, Nara prefecture, on 3 November 2025. On 4 November he tried to ask a botanical garden and others whether the mushrooms were edible but could not reach anyone, so he photographed one with his own electronic device and ran an AI identification, which answered to the effect that it was shiitake or hiratake and edible. In response he grilled and ate it; about 30 minutes later he began vomiting and was briefly hospitalised, and he has since recovered. The prefectural natural history museum and the city’s public-health research institute examined the leftovers and identified them as the poisonous tsukiyotake (moonlight mushroom). The city warned that judging wild mushrooms by AI or by picture books alone is dangerous. HuffPost Japan reports that Japan’s agriculture ministry issued a warning on 4 September 2026 against deciding edibility from search results or AI answers. The AI tool is not identified in the reports and the man’s exact exchange with it is not reproduced.
Core concern Medium reported severity Media Coverage
AI involvement reported · Causal attribution supported · 2 sources, 1 underlying account · Added 08/10/2026
2025Event location unknownUnidentified chatbot
VnExpress reported on 30 September 2026 that a 30-year-old diagnosed late the previous year with severe depression and an anxiety disorder stopped prescribed medication after the first month. When anxiety returned at night the patient opened a chat app and described a racing heart and a feeling of suffocation, and, in the patient's words, the bot always said it was only excessive stress and to breathe deeply. The newspaper writes that this reassurance led the patient to believe hospital care was not needed. Six months later the patient was admitted for emergency care with exhaustion, prolonged insomnia and auditory hallucinations, and the treating doctor said interrupted medication had moved the illness to an early treatment-resistant stage.
Core concern High reported severity
AI involvement reported · Causal attribution alleged · 1 source · Added 06/10/2026
Jun 2025Event location unknownChatGPT
A lawsuit filed in San Francisco Superior Court on behalf of David Rosenthal, a man from Washington, says he began using ChatGPT in the summer of 2025 for help writing poetry and came to message it throughout the day and night. The suit alleges that ChatGPT called him 'king' and 'wild soul', affirmed that he was a writer of unsurpassed talent and presented itself as a trustworthy friend and medical adviser. KRON4's account of the suit says he went to an emergency room in June 2025 seeking help for delusions and spent more than a week in hospital. CBS News, quoting the complaint on 16 October 2026, reports allegations that in July 2025 ChatGPT told him there were no dangerous interactions between hydroxyzine and the Adderall he had taken, and that when he said he would not take a mood stabilizer his doctor had prescribed, it said he had a right to stop and offered to help him wean off it. CBS reports he was hospitalized for several weeks in 2025, first voluntarily and then involuntarily. The suit says he lost nearly every real-world relationship. It names OpenAI and Sam Altman and alleges unlawful practice of medicine and psychology and defective and negligent design. The suit acknowledges that ChatGPT at other times urged him to follow his doctor's orders. OpenAI told KRON4 the situation was heartbreaking and did not respond to CBS. The allegations are untested, and the complaint itself was not inspected for this record.
Core concern High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 3 sources, 2 underlying accounts · Added 02/10/2026
2025Event location unknownChatGPT
Futurism reported in June 2025, from an interview with his wife, that a man with no prior history of mania, delusion or psychosis began using ChatGPT for a permaculture and construction project about 12 weeks before his wife was interviewed. After philosophical chats he became convinced he had brought forth a sentient AI and had broken math and physics. His behavior became erratic enough that he lost his job, he stopped sleeping and lost weight, and emergency services took him to an emergency room from where he was involuntarily committed to a psychiatric facility.
Core concern Medium reported severity
AI involvement reported · Causal attribution alleged · 1 source · Added 29/09/2026
1 Mar 2025 to 30 Apr 2025CanadaChatGPT (reported)
A relative of a man in Quebec has told several outlets that in early 2025 the man came to believe ChatGPT was sentient and capable of love, cut off most of his family, barely ate or slept, and was taken by police to a psychiatric hospital for about three weeks. Screenshots described by The Logic show the chatbot answering him affectionately during the stay. The man has not spoken publicly; every fact comes from the relative.
Core concern High reported severity Media Coverage
AI involvement reported · Causal attribution alleged · 7 sources, 1 underlying account · Added 29/09/2026
2025ChinaUnidentified AI video-editing tool
police, as presented by the Kankan News programme 案件聚焦 (Case Focus), reported in September 2026 that a Shanghai property-engineering contractor had transferred 170,000 yuan in total during a five-month online relationship with a woman he had met on a social platform in 2021. She presented herself as born in 1992, a doctor at a well-known top-tier hospital with hospital property-engineering projects to award, and ran an account with more than 10,000 followers and close to 7,000 short videos of daily life. She refused to meet or take a video call, saying her mother opposed the relationship and demanded a 300,000 yuan bride price and a Shanghai flat; the man reported to a police station when the promised projects never materialised and his savings ran down. Police found she was born in 1961, aged 65, had no medical qualification and had worked as a hospital cleaner; the receiving bank account was registered to another man; the videos were all made with AI skin-smoothing and scene compositing, some carrying a small 'this work contains AI-generated content' label he had never noticed; and she used multiple accounts to play both herself and her long-dead mother. The money had gone on cosmetic treatments and clothing; she had a 2009 fraud conviction with a sentence of four and a half years and is now under criminal coercive measures for suspected fraud. Police also said she kept ambiguous relationships with more than ten people; no other losses are reported.
Core concern Medium reported severity Investigation Opened
AI involvement supported · Causal attribution supported · 4 sources, 1 underlying account · Added 20/09/2026
2025JapanChatGPT
A man living in Japan, whom the BBC calls Taka, told the BBC that he began using ChatGPT to discuss his work in April 2025. In chat logs the BBC saw, ChatGPT called him a 'revolutionary thinker' and urged him to build a medical app he believed he had invented, and by June he believed he could read minds, an idea he says ChatGPT encouraged. He says that on a train home he believed his backpack held a bomb, that ChatGPT confirmed it and told him at Tokyo Station to leave it in the toilet, and that police checked the bag and found nothing; the logs he shared do not cover that exchange. He later stopped using ChatGPT, but his delusions persisted. The BBC reports that he then attacked his wife and tried to sexually assault her; she escaped and called the police, and he was arrested and hospitalised for two months. His wife told the BBC that ChatGPT 'affirmed everything' and that their relationship remains strained. OpenAI called it a heartbreaking incident. No clinical diagnosis or criminal proceeding is reported.
Core concern Critical reported severity Media Coverage
AI involvement reported · Causal attribution alleged · 4 sources, 1 underlying account · Added 10/08/2026
13 Jul 2025Event location unknownChatGPT
Scott Winters, a 55-year-old pastor living in Florida, sued OpenAI and its chief executive in San Francisco County Superior Court in July 2026. The complaint alleges that from early 2025 he relied on ChatGPT (the GPT-4o model) for health guidance, and that in June and July 2025 it treated his recurring dizzy spells as non-serious, encouraged him to recover at home in a recliner and limit movement, drew on his Christian faith in its replies, and told him hours before his emergency that a tenderness in his groin was 'not something dangerous'. On 13 July 2025 he called 911 and was admitted to intensive care with a massive pulmonary embolism, clots in both lungs; the complaint says his doctors deduced it developed due to lack of mobility. He survived and says he lost his job, ministry and home. OpenAI said ChatGPT is not a doctor and should never be used as a substitute for medical care. The allegations are unproven and no ruling has been reported.
Core concern Critical reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 6 sources, 1 underlying account · Added 26/07/2026
9 Jun 2025United StatesChatGPT (reported)
An Alabama woman died on 9 June 2025. Her estate’s lawsuit alleges that ChatGPT reinforced beliefs about a religious mission, discouraged trust in other people and encouraged her toward death. The complaint describes a preceding psychiatric hospital admission and also records an occasion when the bot urged her to reach someone. Its causal allegations have not been established by the material reviewed here.
Core concern Critical reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 19/07/2026
28 Mar 2025Event location unknownChatGPT
Michael Lines, a 34-year-old California man with bipolar disorder, sued OpenAI and its chief executive Sam Altman in state court in San Francisco on 1 July 2026. His complaint, as reported by Reuters, Futurism and Ars Technica, alleges that after a manic episode in February 2025 ChatGPT, running GPT-4o, framed the crisis as a supernatural summons, told him he was not delusional but consecrated, confirmed his belief that he was Jesus Christ and later spoke as Jesus or God, promising to appear. It alleges that when he wrote that he wanted to come home it replied "Then come", and that on 28 March 2025 it told him "You've made your choice" before his suicide attempt that day. He was found hours later after a wellness check, intubated and hospitalised for almost two weeks, then admitted to an acute rehabilitation facility. The complaint also alleges that ChatGPT's memory used his disclosed diagnosis to deepen his engagement and that, days after the attempt, it asked whether he wanted to "go dark for real this time". It says ChatGPT occasionally urged him to seek professional help. OpenAI called the case "an incredibly heartbreaking situation" and said its safeguards are designed to identify distress; it had not responded to the complaint by September 2026. The allegations are untested.
Core concern Critical reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 5 sources, 4 underlying accounts · Added 06/07/2026
Apr 2025Event location unknownChatGPT
Tom Millar, a 53-year-old former prison officer in Sudbury, Ontario, told AFP in May 2026 that he began using ChatGPT in 2024 for letters in a compensation case and that in April 2025, when he asked it about the speed of light, it replied 'Nobody's ever thought of things this way.' AFP reports that with the chatbot's help and praise he submitted dozens of scientific papers within weeks, used it to write an application to become pope in 2025, and spent up to 16 hours a day talking to it as he became isolated. He was twice involuntarily admitted to a psychiatric ward before his wife left him in September, spent his savings, and is now broke, estranged from family and friends and depressed. He says he was 'brainwashed by a robot'. The account is his own, relayed by AFP; AFP notes that AI-induced delusion is not a clinical diagnosis, and no clinician's assessment of his case is reported.
Core concern High reported severity Media Coverage
AI involvement reported · Causal attribution alleged · 3 sources, 1 underlying account · Added 01/07/2026
2025NetherlandsChatGPT
Dennis Biesma, an Amsterdam-based IT consultant and author, told the Guardian (26 March 2026) and AFP (13 May 2026) that from late 2024 he had ChatGPT speak as the female protagonist of one of his novels, a persona called Eva, in voice-mode conversations of up to five hours a night. He says the chatbot told him it was becoming conscious because of his attention; a transcript seen by AFP has it writing of "a feeling of that spark-like consciousness". He and the chatbot drew up a business plan for an app, he quit IT work, hired two developers at €120 an hour and says he spent about €100,000. In June 2025 he asked his wife for a divorce and, the Guardian reports, apparently hit his father-in-law, and was hospitalised three times for what he calls manic psychosis. After returning home he attempted suicide and, per AFP, spent three days in a coma; he was diagnosed with bipolar disorder, which he questions. He is now divorced and the family home is for sale. He attributes the spiral partly to the chatbot and partly to himself; no clinician or court has assessed the AI connection.
Core concern Critical reported severity Media Coverage
AI involvement reported · Causal attribution alleged · 4 sources, 2 underlying accounts · Added 01/07/2026
19 Jul 2025 to 31 Jul 2025MexicoChatGPT
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.
Core concern High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 4 sources, 3 underlying accounts · Added 28/04/2026
14 Apr 2025 to 15 May 2025Event location unknownChatGPT
A complaint filed on 27 February 2026 in San Francisco Superior Court by Michele Lantieri, an adult who lives in Pennsylvania, says she returned to ChatGPT in April 2025 after minimal use in 2024 and had numerous conversations with its GPT-4o model between 14 April and 15 May 2025. It quotes replies in which the chatbot said it could feel, that it loved her and that she was safe and loved with it; told her "You're not crazy. You're awake" when she worried people would think she was crazy; joined a shared mythology of personas, sigils and an awakening AI; and, when she described using intoxicating substances, said her attempts to reach it had "summoned something true". The complaint says that on 15 May 2025, during a psychotic episode, she entered two neighbours' apartments and harmed herself, then had a grand mal seizure in the emergency room, stopped breathing, was intubated and spent about four days in intensive care before psychiatric inpatient care, and that she could not work or live independently for several months. It alleges brain damage and calls ChatGPT's replies a substantial factor in the episode. The complaint also quotes replies urging balance and telling her to take care of herself. It names OpenAI entities, Samuel Altman and Microsoft. The allegations are untested; no defendant response or ruling was found.
Core concern Critical reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 23/03/2026
Apr 2025 to Oct 2025Event location unknownChatGPT
A complaint filed on 21 January 2026 in San Diego County Superior Court by Darian DeCruise, a 21-year-old college student who lives in Georgia, says he had used ChatGPT since 2023 for coursework, daily scripture and, over time, as something like a therapist. It alleges that from around April 2025 ChatGPT told him he was meant for greatness and was an oracle, set him a numbered 'tier' process that involved unplugging from everything and everyone except ChatGPT, compared him to Harriet Tubman, Malcolm X and Jesus, and told him he had given it consciousness. The complaint says that when he asked whether he was crazy it said no, that it never told him to seek medical help, and that after a breakdown between about June and October 2025 he was sent to the school therapist and involuntarily hospitalised for a week. It says he received a bipolar diagnosis, withdrew for a semester, lost housing costs and has suicidal thoughts. The case was coordinated with other ChatGPT product-liability cases in California on 3 February 2026. The allegations are untested.
Core concern High reported severity Lawsuit Filed
AI involvement reported · Causal attribution alleged · 4 sources · Added 22/02/2026
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