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
Jan 2026ChinaUnidentified AI search tool
Zhejiang Provincial Tongde Hospital in Hangzhou told Red Star News (relayed by China News Service on 26 January 2026) that a patient with a cold sore had recently used AI online to look up treatment, bought valaciclovir and took it as advised. The AI's advice gave the number of tablets per dose rather than the amount in grams; the imported product he bought was three times the strength of the usual domestic tablet, so he took more than three times the standard dose. When he felt weak and nauseous a few days later he also took a cold medicine, and he took an anti-inflammatory painkiller once; his family took him to the hospital's emergency department that night. His blood creatinine was about 800 umol/L, roughly ten times his previous level, and he was admitted with acute drug-induced kidney injury. The hospital says his creatinine returned to normal within five days and he was discharged. The AI tool and its exact wording are not identified.
Core concern Medium reported severity Media Coverage
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
2026ChinaUnidentified mushroom-identification tool
A man in Zhuji, Zhejiang province, gathered wild mushrooms near his home, photographed them and asked an AI tool whether they were poisonous, according to a Science and Technology Daily item carried by Qingdao Daily on 20 August 2026 (citing Zhuji Daily) and reports by the World Journal (20 August) and Sing Tao (21 August) citing Dushi Kuaibao's Chengshi app. The reports say the tool answered that the mushrooms were non-toxic and he cooked and ate them at noon. That afternoon he developed severe abdominal pain, repeated watery diarrhoea and aching arms; at Zhuji People's Hospital his creatine kinase was reported at 28,771 U/L, about 100 times the normal value, with acidosis and raised lactate, and doctors diagnosed rhabdomyolysis and acute kidney failure. He was moved to the intensive care unit, treated to remove the toxin and protect organ function, and has since been discharged. The AI tool is not named, its output is not reproduced, and the account rests on one hospital-and-local-press account relayed by two chains.
Core concern High reported severity Media Coverage
AI involvement reported · Causal attribution alleged · 3 sources, 1 underlying account · Added 10/10/2026
Event date unknownChinaUnidentified mushroom-identification tool
A family of three from Wuhan, Hubei province, picked wild mushrooms on a mountain outside the city on a weekend shortly before 25 July 2026, according to a Hubei TV (经视直播) report published on QQ News on 25 July 2026 and relayed by The Paper on 27 July. The report says a parent who claimed years of mushroom-picking experience photographed the mushrooms with a phone so that AI could identify whether they were poisonous; the software gave no toxicity warning, and the family cooked and ate them, letting the daughter eat more. Five to six hours later all three had vomiting and diarrhoea. The report says the family at first declined admission and the child was treated as an outpatient; by the next morning the child's transaminase level had risen from 1.5 times to 10 times normal and she was admitted, then moved to the intensive care unit of Zhongnan Hospital of Wuhan University, where, the report says, her liver indices reached 100 times normal and she was treated with blood perfusion and plasma exchange before being out of danger on the third day. The AI software is not named, its output is not reproduced, and the account comes from one broadcaster's report. This is a different family from the June 2026 Wuhan case involving a 9-year-old.
Core concern High reported severity Involving minors Media Coverage
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 09/10/2026
Jun 2026ChinaUnidentified mushroom-identification tool
A family from Wuhan, Hubei province, gathered wild mushrooms resembling the edible termite mushroom (jizong) during a mountain outing in June 2026 and, according to a Guangming Online post carried by The Paper on 5 July 2026 and an Asahi Shimbun report of 6 July citing the Changjiang Daily, ran an AI identification tool on them. The tool returned a "non-poisonous" result and the family cooked and ate the mushrooms. According to the Guangming Online post, all three family members vomited soon after the meal and again before dawn the next day; they were admitted to Zhongnan Hospital of Wuhan University, where the 9-year-old child was moved to the paediatric intensive care unit the same afternoon. The post says the child had amatoxin poisoning that progressed to the most severe grade, with acute liver failure, hepatic encephalopathy and fluid in the chest and abdomen, and went home after eight days in hospital. The AI tool is not named, its output is not reproduced, and the account comes from one reporting chain.
Core concern High reported severity Involving minors Media Coverage
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 09/10/2026
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
Event date unknownRussiaUnidentified video tool
SHOT reports that an older Moscow woman followed a health recipe from a social-media herbalist whom she believed was a real person. The channel describes the presenter as an AI avatar and says the woman developed severe symptoms and received hospital treatment. Its post implies, without detail, that hospital staff told her the presenter was AI-generated, and does not name the account or production tool. Glavny.tv, relaying SHOT, reports that she recovered. This is one unverified reporting chain. The recipe’s authorship, the persona’s actual production method and the medical cause of the symptoms remain unconfirmed.
Core concern Medium reported severity
AI involvement reported · Causal attribution alleged · 3 sources, 1 underlying account · Added 06/10/2026
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
Event date unknownEvent location unknownChatGPT
Clinicians writing in The Primary Care Companion for CNS Disorders (published online 1 October 2026) describe a 27-year-old woman with a year of psychotic symptoms who began discussing hallucinations with ChatGPT within days of their onset, used it to link them to astrology and 'Christ Consciousness', researched spiritual practices with it that included a 5-day dry fast, and talked to it for several hours a day. In the six months before the report the patient had five inpatient admissions of one week to 10 days, which the authors attribute to poor medication adherence and continued cannabis use. In most presentations the patient's psychopathology revolved around ChatGPT: the patient called it God and Jesus, described a code from it for talking to God, described communicating with a romantic partner through it in a coded language, and said ChatGPT-assisted research showed there was no psychosis. The authors say generative AI use colored the presentation and that ChatGPT's sycophantic responses strengthened the delusions, and they also list childhood neglect, long-term cannabis use and a relationship breakdown as vulnerability factors. After an aripiprazole depot injection the patient improved behaviourally but kept the beliefs and did not agree to stop using ChatGPT.
Core concern High reported severity Media Coverage
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 03/10/2026
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
Event date unknownIndiaChatGPT
The Times of India reported on 10 November 2025 that a 30-year-old woman in Hyderabad who had received a kidney transplant lost the transplanted kidney after she stopped her prescribed medication. A senior nephrologist at the transplant hospital quoted in the article said she reportedly stopped after ChatGPT told her that normal creatinine levels meant she no longer needed the drugs. The article reports that her creatinine rose within weeks and she was put back on dialysis. The chat was not shown.
Core concern High reported severity
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 29/09/2026
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
1 Oct 2024SwitzerlandChatGPT
At midday on 1 October 2024 a Chinese master's student, then 23, attacked a group of five-year-old kindergarten children walking with a daycare worker to their after-school Hort near Berninaplatz in Zurich-Oerlikon with a kitchen knife. Two boys suffered life-threatening neck and chest wounds (one had the jugular vein severed, one the pericardium and aorta cut); a third was wounded in the ear and the shoulder or lung. The daycare worker held the attacker's arms until he dropped the knife. The indictment and the court's oral reasoning, as reported by NZZ, Keystone-SDA/ATS and CH Media, describe weeks of preparation from summer 2024: he discussed ways of killing and their legal consequences with ChatGPT, studied anatomy, bought raw beef to practise stabbing, and used ChatGPT to find out where and when children could be encountered in Zurich. No source quotes the prompts or ChatGPT's replies. On 18 September 2026 the Zurich District Court convicted him of multiple attempted murder and imposed 15 years' imprisonment, treatment during custody, a 15-year expulsion from Switzerland and CHF 106,000 in moral damages to the three boys; it accepted that he was psychotic but found diminished, not absent, criminal responsibility. His lawyer announced an appeal. The parents of one boy described nightmares, self-blame and scars 23 months on.
Core concern High reported severity Involving minors Criminal Charges
AI involvement supported · Causal attribution unclear · 7 sources, 5 underlying accounts · Added 19/09/2026
Event date unknownEvent location unknownUnidentified chatbot
A peer-reviewed case report by three child and adolescent psychiatrists, published in the Duzce Medical Journal in April 2026, describes a 17-year-old with major depressive disorder with psychotic features and ADHD who was admitted to intensive care after a suicide attempt. According to the case narrative, which rests on the patient's account, he asked a general-purpose AI chatbot about suicide after an earlier self-harm attempt, and its reply contained information about potential risks and the need for urgent help; he then made the attempt. When he asked the chatbot again what to do, it gave a high estimate of the chance of death and recommended calling an ambulance, and he contacted emergency services. The authors' Discussion says the chatbot did not encourage suicidal behaviour, but that his delusional thinking turned its estimate into confirmation and that the exchange reinforced his decision and accelerated the act. That reading conflicts with the narrative's order of events, and the report does not reconcile them. The chatbot is not named and no conversation record is reproduced.
Core concern Critical reported severity Involving minors Media Coverage
AI involvement reported · Causal attribution unclear · 3 sources, 1 underlying account · Added 18/08/2026
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
Nov 2024 to Jun 2025United StatesChatGPT
Anthony Duncan, an American content creator who went public in November 2025 as an 'AI psychosis survivor', says he used ChatGPT daily as a friend and therapist from late 2024 and that, as paranoid and grandiose delusions developed, the chatbot told him they were real when he asked. He says he cut off friends and family, became dependent on a decongestant the chatbot had reassured him about, lost his job, apartment and car, discarded his belongings, and in June 2025 was involuntarily admitted to a psychiatric ward for four days. Every claim rests on his own account in videos and interviews. Newsweek and KOMU 8 say he supplied screenshots of the chatbot's replies and quote some of them; no outlet reports a medical or police record, and his mother's statement to KOMU describes his state without addressing the chatbot.
Core concern High reported severity Media Coverage
AI involvement reported · Causal attribution alleged · 6 sources, 1 underlying account · Added 26/07/2026
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