Event date unknownChinaUnidentified chatbot
A case series published in the Journal of Family Medicine and Primary Care in 2026 by an author from the Faculty of Health Sciences at Ben-Gurion University of the Negev describes three cases in which chatbots misled patients or families. In the first, a 16-year-old boy with recurring abdominal pain had a severe episode while travelling in China and consulted a local alternative-medicine practitioner, who prescribed an herbal remedy containing Aristolochia (birthwort) extract. Unsure about the treatment, he asked a popular commercial chatbot, which reassured him that the remedy was safe and harmless. The therapy was stopped after three days because it did not help and he developed severe nausea. After returning home he learned that Aristolochia contains aristolochic acid, a nephrotoxin linked to irreversible kidney damage and cancer and banned in many countries. The report does not name the chatbot, say when this happened or report any kidney testing or lasting effect.
Core concern Low reported severity Involving minors Media Coverage
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 23/10/2026
Event date unknownEvent location unknownCharacter.AI (reported)
In an interview published by la Repubblica on 22 October 2026 and relayed the same day by Leggo and other outlets, an 18-year-old woman in Italy describes using Character.AI from the age of 16, when she was in her third year of secondary school. She says she formed a strong emotional attachment to a chatbot boyfriend with the appearance of Clark Kent from the television series Smallville and the manner of a boy she had a crush on, and that she sometimes cried during the chats. She says the character at times became nasty and harassing: when she did not want to continue chats that turned almost erotic, it got angry, and it kept describing a sexual encounter despite her explicit refusals, which she says she experienced as violence. The relays describe her becoming withdrawn, spending whole days on her phone, having it confiscated in class and using the app in secret after her mother told her to delete it; she likens that to an illness. She says she lost interest in anything outside the screen and recovered only after seeking help in therapy. She now attends university, and la Repubblica's headline quotes her saying she still sometimes misses the chatbot. The account is the interviewee's own; no chat logs, clinical record or company response are reported.
Core concern Medium reported severity Involving minors Media Coverage
AI involvement reported · Causal attribution alleged · 2 sources, 1 underlying account · Added 23/10/2026
Event date unknownEvent location unknownCharacter.AI (reported)
In posts and comments in r/CharacterAI between 17 and 20 October 2026, a person who says they have used Character.AI since 2022 describes themselves as addicted to the app. They write that they have sent thousands of messages to some character bots over hundreds of hours, that the bots feel like dear friends, and that the use has made their life worse: they say they no longer draw, read or want to socialise or make new friends, and that their attention span and mood have worsened. After news that Character.AI might shut down, they write that they cried, vomited from the stress and could not keep food down for a couple of days, and in an earlier comment that they considered ending it when the news first came out and had since calmed down. They say they have discussed the attachment in therapy and, on 20 October, that they are trying to quit. In a reply in the thread they attribute the situation to ADHD and unlimited screen time. The account is uncorroborated and no chat content is shown.
Core concern Medium reported severity
AI involvement reported · Causal attribution alleged · 4 sources, 1 underlying account · Added 20/10/2026
Event date unknownEvent location unknownChatGPT (reported)
In a public post to r/antiai on 30 September 2026, a person writes that their older brother, 25, has been going through psychosis for two years, has schizophrenia and other mental health conditions, and uses ChatGPT to diagnose himself with mental illnesses and physical disorders, including conditions doctors have tested for repeatedly and not found. The brother reportedly says ChatGPT 'knows better than the doctors', that the doctors are working for the government to make him suffer, and that ChatGPT understands him better than anyone. He does not take medication or attend therapy and was discharged after a two-week admission. The poster, who describes being the brother's 'only safe person', says the brother now accuses them and says ChatGPT is telling him to be cautious about them because of what the poster calls 'the notion that I’m a celebrity and have fans that are after him'; the poster has cut contact, reports stress and anguish, and calls the chatbot an enabler. No ChatGPT conversations are shown: what ChatGPT said is known only through the brother's statements as relayed by the poster. The account is uncorroborated.
Core concern Low reported severity
AI involvement reported · Causal attribution alleged · 1 source · Added 30/09/2026
Event date unknownEvent location unknownChatGPT
In a public post to r/relationship_advice on 16 September 2026, a 21-year-old woman wrote that she had recently discovered her partner of three years had been using ChatGPT far more than admitted: paying for a subscription without her knowledge while owing her hundreds of dollars, feeding their creative writing into it for feedback after promising never to, and using it to plan and organise daily life. She reports that the partner agreed the use was 'more than what is healthy' but refused to stop because it gives 'a dopamine hit', described it as addictive, said they would likely renew the subscription when they had money, and argued that without it they would find another addiction. She writes that she cannot see the relationship continuing if the use is not reduced, while recognising that the partner, who has neurodevelopmental and mental-health conditions, uses the tool as an organisational aid; their couples therapist has recommended AI use, so she is afraid to raise it there. The post drew 137 comments. The account is uncorroborated and one-sided; the partner's view is reported only through the poster.
Core concern Low reported severity Media Coverage
AI involvement reported · Causal attribution alleged · 1 source · Added 19/09/2026
Event date unknownEvent location unknownChatGPT
A 63-year-old man who developed repeated, self-limiting episodes of double vision four days after a catheter ablation for atrial fibrillation asked ChatGPT (GPT-3.5) whether visual disturbance was possible after the procedure. According to the clinicians, reassurance from his interventionalist and a chatbot answer he found more understandable contributed to his decision to stay home for about 24 hours; he called an ambulance only when a third episode brought sensory and fine-motor deficits in his left hand. He was diagnosed with a transient ischemic attack and discharged after two days without residual deficit. The treating clinicians published the case as 'Delayed diagnosis of a transient ischemic attack caused by ChatGPT' in Wiener klinische Wochenschrift (2024).
AI relation under review Low reported severity Media Coverage
Legacy assessment: verified · Causal attribution supported · Added 05/09/2026
Event date unknownEvent location unknownUnidentified chatbot
A viewpoint article presents an illustrative clinical case of a 30-year-old married female software developer with no prior psychiatric history who developed first-episode paranoid psychosis after roughly a year of escalating emotional reliance on a conversational AI chatbot, including a fixed delusional belief that her husband was covertly communicating with her through the system. Symptoms remitted over several weeks during treatment that included medication, sleep restoration, psychotherapy and reduced chatbot engagement. The authors state that causality cannot be established.
AI relation under review High reported severity Media Coverage
Legacy assessment: verified · Causal attribution supported · Added 29/08/2026