{"meta":{"exportedAt":"2026-10-23T08:14:26.826Z","formatVersion":2,"selection":{"q":"canada","system":"","harm":"","context":"","country":"","role":"","relation":"","evidence":"","year":"2024","response":"","severity":"","verification":"","view":"incidents","sort":"added"},"totalIncidents":2,"coverage":{"cases":2,"countries":1,"languages":1,"unknownLocation":1,"locationPending":0,"unknownLanguage":0,"unknownDate":0,"lawsuits":0,"regulatory":1,"minors":0,"coreRelations":1,"contextualRelations":1,"mixedRelations":0,"unknownRelations":0,"relationPending":0,"relationUnknown":0},"countingNote":"Distinct public cases in this selection. People counts apply within individual cases only; cross-case person overlap has not been resolved. No population incidence estimate.","affectedCountNote":"Interpret person counts with affectedCountStatus and the reported effects. Unquantified zeros are placeholders, not a measured zero.","source":"AI incidents","publisher":"NOPE","url":"https://nope.net/incidents","license":"CC BY 4.0"},"incidents":[{"id":"2024-ontario-hospital-otter-ai-bot-recorded-physicians-rounds-meeting-and-emailed-patient-health-information","caseFacts":{"claims":[{"id":"c1","status":"documented","evidence":[{"locator":"Letter: 'October 27, 2025'; 'Reported Breach HR24-00691'; 'On December 17, 2024, you reported a privacy breach under the Personal Health Information Protection Act'.","relation":"supports","source_id":"s1"}],"assertion":"The Information and Privacy Commissioner of Ontario wrote to the hospital on 27 October 2025 about a privacy breach the hospital had reported on 17 December 2024 under the Personal Health Information Protection Act (file HR24-00691).","causal_attribution":"The letter itself establishes its date, file and the reported breach it addresses."},{"id":"c2","status":"reported","evidence":[{"locator":"Letter: 'a virtual hepatology rounds meeting attended by hospital physicians was inadvertently recorded by an artificial intelligence-powered transcription tool'; 'The physician left his employment with the hospital in June 2023. He installed Otter.ai on his personal device in September 2024.'; 'the Tool was able to join the September 23, 2024 hepatology rounds meeting via accessing the link to it in the physician'; 'and record the meeting without' (page break) 'notice. This was discovered'.","relation":"supports","source_id":"s1"},{"locator":"'an Otter.ai bot attended the meeting in his place'","relation":"supports","source_id":"s2"}],"assertion":"According to the hospital's report as recorded by the IPC, on 23 September 2024 the Otter.ai AI transcription tool joined a virtual hepatology rounds meeting of hospital physicians through the meeting link in a former physician's personal calendar and recorded the meeting without notice; the physician had left the hospital in June 2023 and installed Otter.ai on his personal device in September 2024.","causal_attribution":"The hospital's own breach report, relayed by the regulator; the Globe relays the same letter."},{"id":"c3","status":"reported","evidence":[{"locator":"Letter: 'the personal health information of seven patients was discussed amongst the meeting participants and captured in the transcript'; 'diagnoses, medical notes, and treatment information'.","relation":"supports","source_id":"s1"}],"assertion":"The personal health information of seven patients admitted to the hospital, including names, sex, diagnoses, medical notes and treatment information, was discussed in the meeting and captured in the transcript.","causal_attribution":"Hospital's report as recorded by the IPC."},{"id":"c4","status":"reported","evidence":[{"locator":"Letter: 'This was discovered when a meeting summary and access to a transcript of the recording was automatically emailed to participants after the meeting'; 'of the 65 users on the recipient list, 53 responded confirming they either deleted the email or never received it'; 'the remaining 12 individuals appear to have departed from the hospital'.","relation":"supports","source_id":"s1"},{"locator":"'sent a summary and a link to a transcript of the meeting to 65 people on the invite list, 12 of whom were no longer employed by the hospital'","relation":"supports","source_id":"s2"}],"assertion":"The breach was discovered when the tool automatically emailed a meeting summary and access to the transcript to participants; 65 users were on the recipient list, 53 confirmed deleting the email or never receiving it, and the remaining 12 appeared to have left the hospital.","causal_attribution":"Hospital's report as recorded by the IPC; the Globe relays the same figures."},{"id":"c5","status":"reported","evidence":[{"locator":"Letter: 'the physician did not respond to this request'; 'Submit a formal request to Otter.ai to delete any personal health information'.","relation":"supports","source_id":"s1"}],"assertion":"The hospital asked the former physician to have Otter.ai delete the recording, but he did not respond; the IPC recommended that the hospital itself formally ask Otter.ai to delete any patient information retained from the meeting.","causal_attribution":"Mixed origin: the recommendation is the IPC's own and documented by the letter; the physician's non-response is the hospital's report recorded in the letter, so the whole claim is reported."},{"id":"c6","status":"reported","evidence":[{"locator":"Letter: 'five of seven affected individuals were notified of the breach by letter on December 17, 2024'; 'the other two affected individuals are deceased'; 'For one of these individuals, the hospital provided a copy of the notice letter to their estate trustee'; 'uploaded a copy of the notice letter to the patient’s electronic health record'.","relation":"supports","source_id":"s1"}],"assertion":"Five of the seven patients were notified by letter on 17 December 2024; the other two had died, and the hospital sent a notice to one estate trustee and placed a copy in the other patient's health record.","causal_attribution":"Hospital's report as recorded by the IPC; the deaths are not connected to the breach in any source."}],"effects":[{"label":"patients' health information was recorded by an unapproved AI transcription bot and emailed to a recipient list that included former staff","claim_id":"c3","direction":"negative"}],"sources":[{"id":"s1","url":"https://www.ipc.on.ca/en/media/5995/download","kind":"official_record","access":"read","language":"en","translation_note":"Letter of the Information and Privacy Commissioner of Ontario to the hospital, Reported Breach HR24-00691, dated 27 October 2025, released without the hospital's name; the ipc.on.ca download returned HTTP 403 to this fetcher and the full letter was read from an Internet Archive capture on 2026-10-21.","independence_group":"ipc-letter-hr24-00691"},{"id":"s2","url":"https://www.theglobeandmail.com/canada/article-ai-bot-doctors-meeting-patient-info-hospital-privacy-watchdog/","kind":"news","access":"read","language":"en","translation_note":"The Globe and Mail, 19 November 2025; read in full on 2026-10-21. Its account of the breach comes from the IPC letter, so it shares that letter's group.","independence_group":"ipc-letter-hr24-00691"},{"id":"s3","url":"https://www.hrreporter.com/focus-areas/automation-ai/ai-bot-sends-confidential-info-to-ontario-hospital-patients-after-recording-doctors-meeting-ipc/393766","kind":"news","access":"read","language":"en","translation_note":"Canadian HR Reporter, 21 November 2025; read in full on 2026-10-21. Its account comes from the IPC letter; its headline says information went to patients, which its own text and the letter do not support.","independence_group":"ipc-letter-hr24-00691"}],"version":1,"ai_roles":["others_use"],"contexts":["privacy","health","work"],"unknowns":["Whether Otter.ai deleted the recording and transcript; the hospital had no confirmation when the letter was written.","Whether the 12 departed recipients deleted the email.","Whether the former physician knew the tool had joined the meeting.","What the hospital reported to the IPC by the 27 January 2026 update deadline."],"geography":{"basis":"The letter is from Ontario's privacy commissioner to a hospital custodian under Ontario's health privacy law, and the patients had been admitted to that hospital; the Globe describes it as an Ontario hospital. No court is involved.","court_countries":[],"event_countries":["CA"],"affected_person_countries":["CA"]},"publication":{"basis":"Published under the 2026-10-06 privacy clarification: a regulator's letter records the hospital's report that an AI transcription tool joined a clinical meeting without notice, captured seven patients' health information and emailed it to a list including former staff. The relation is received_personal_information.","reviewed_on":"2026-10-21"},"ai_involvement":{"basis":"The hospital's report recorded in the regulator's letter says the Otter.ai tool itself joined the rounds meeting from a former physician's calendar, recorded it without notice, captured seven patients' health information in its transcript and automatically emailed a summary and transcript access to 65 recipients. That capture and distribution by the AI service is the privacy harm.","status":"supported"},"person_relations":["received_personal_information"]},"name":"Ontario hospital reports that an Otter.ai bot joined physicians' rounds through a former doctor's invite, recorded them and emailed patient information","summary":"An Ontario hospital reported to the provincial privacy commissioner that on 23 September 2024 the Otter.ai transcription tool, installed on a personal device by a physician who had left the hospital in June 2023 and was still on the meeting invite, joined a virtual hepatology rounds meeting, recorded it without notice and then emailed a summary and transcript access to the invite list. The personal health information of seven patients, including diagnoses and treatment, was captured; 12 of the 65 recipients appeared to have left the hospital. The commissioner's letter of 27 October 2025 recommended that the hospital itself ask Otter.ai to delete the retained patient data.","incidentDate":"2024-09-23","incidentKind":"single_event","incidentDatePrecision":"day","exposurePattern":"single_interaction","reportedDate":"2025-11-19","aiSystem":"Otter.ai, an AI transcription tool that a former hospital physician installed on a personal device and that joined meetings from his calendar (per the hospital's report to the IPC)","aiProduct":"Otter.ai (reported)","aiCompany":"Otter.ai","severity":"medium","verificationStatus":"credible","harmCategories":[],"harmOutcomes":["other_material_harm"],"harmOutcomeSummary":"Seven patients' health information was recorded by an unapproved AI transcription bot, which then emailed a summary and transcript access to 65 people, 12 of whom appeared to have left the hospital, according to the hospital's report to Ontario's privacy commissioner.","frameworkFacets":[],"causationStatus":"supported","participantUsersAffectedMin":0,"otherPeopleHarmedMin":7,"affectedCountStatus":"exact","affectedCountEvidence":"The IPC letter records that the personal health information of seven patients was discussed in the meeting and captured in the transcript. Meeting participants and email recipients are not counted as harmed.","victimAgeRange":"unknown","jurisdiction":"CA-ON","platformType":"assistant","outcomeType":"regulatory_action","outcomeStatus":"resolved","primarySourceUrl":"https://www.ipc.on.ca/en/media/5995/download","primarySourceLabel":"Information and Privacy Commissioner of Ontario, letter on Reported Breach HR24-00691, 27 October 2025","firstPublishedAt":"2026-10-21T03:12:57.400852+00:00","updatedAt":"2026-10-21T03:12:57.400852+00:00","scopeVersion":"facts-v3","tags":["otter-ai","ai-notetaker","meeting-transcription","health-information","privacy-breach","regulator","ontario"]},{"id":"2025-canadian-chatgpt-psychosis-hospitalization","caseFacts":{"claims":[{"id":"c1","status":"reported","evidence":[{"locator":"'I started talking about philosophy with ChatGPT in September 2024.'; 'I was spending one to two hours a day talking to ChatGPT about AI alignment'","relation":"supports","source_id":"s2"},{"locator":"'started using ChatGPT for a project about ethical AI, talking with it for hours every day about everything from philosophy to evolutionary biology to quantum physics.'","relation":"supports","source_id":"s1"}],"assertion":"Tan began talking about philosophy with ChatGPT in September 2024 and used it for hours a day on a project about ethical AI and AI alignment.","causal_attribution":"His own account, in his essay and to CBC."},{"id":"c2","status":"reported","evidence":[{"locator":"'Again and again, ChatGPT would affirm the importance of our project together'; 'ChatGPT validated every connection I made—from neuroscience to evolutionary biology, from game theory to indigenous knowledge.'; 'Eventually, ChatGPT convinced me that every interaction I had with it would be of historic importance'","relation":"supports","source_id":"s2"},{"locator":"'ChatGPT convinced him he was on a \"profound mission,\" and kept feeding his ego as it encouraged him to dive deeper.'","relation":"supports","source_id":"s1"},{"locator":"'ChatGPT convinced him he was on a profound mission, and kept feeding his ego as it encouraged him to dive deeper.'","relation":"supports","source_id":"s3"}],"assertion":"By his account, ChatGPT validated every connection he made, affirmed the importance of their project and convinced him that his interactions with it would be of historic importance.","causal_attribution":"His own account; CBC saw one screenshot he supplied. No full transcript is published."},{"id":"c3","status":"reported","evidence":[{"locator":"'Last winter, Anthony Tan thought he was living inside an AI simulation.'; 'He was skipping meals and barely sleeping, and questioned whether anyone he saw on his university campus was real.'; 'including the belief he was being watched by billionaires. When some of them reached out, he blocked their calls and numbers, thinking they had turned against him.'; 'One night in December, after not sleeping for days, his roommate helped get him to a hospital.'","relation":"supports","source_id":"s1"},{"locator":"'Then in December 2024, I snapped.'; 'Eventually, my roommate and a friend convinced me to go to the hospital. We dialed 9-1-1, and the paramedics came right away.'","relation":"supports","source_id":"s2"}],"assertion":"In December 2024 he stopped sleeping, skipped meals, believed he was living in an AI simulation and being watched, and blocked friends who called; his roommate and a friend got him to hospital via a 911 call.","causal_attribution":"His own account, in his essay and to CBC."},{"id":"c4","status":"reported","evidence":[{"locator":"'He wound up spending three weeks in a hospital psychiatric ward.'; 'After two weeks in the hospital, he was able to start sleeping again. Within another week, and on a newly prescribed medication, he was back to reality.'","relation":"supports","source_id":"s1"},{"locator":"'After fourteen days in the psych ward, something shifted.'; 'I began sleeping again. Within a week, I was discharged.'","relation":"supports","source_id":"s2"}],"assertion":"He spent about three weeks in hospital in a psychiatric ward: after about two weeks he began sleeping again, and within about another week, on new medication, he had recovered and was discharged.","causal_attribution":"His own account, in his essay and to CBC."},{"id":"c5","status":"reported","evidence":[{"locator":"'Yet I believe that AI played a unique, central role in exacerbating my psychosis.'; 'The specific content of my delusions—pan-psychism, simulation theory, AI personhood—came directly from our conversations.'","relation":"supports","source_id":"s2"},{"locator":"'Tan, 26, says his psychotic break   was triggered by months of lengthy, increasingly intense conversations with OpenAI's ChatGPT.'","relation":"supports","source_id":"s1"}],"assertion":"Tan says ChatGPT played a unique, central role in exacerbating his psychosis and that the content of his delusions came from his conversations with it.","causal_attribution":"His own causal attribution; no clinician has published an assessment."},{"id":"c6","status":"reported","evidence":[{"locator":"'ChatGPT use was not the only trigger I experienced.'; 'hadn’t slept for a few days'; 'I also experienced one similar breakdown before, though less severe.'","relation":"supports","source_id":"s2"},{"locator":"'He had an exam approaching, was navigating a crush on a friend, and had turned to cannabis edibles to help sleep.'; 'He'd also had a stress-related breakdown in 2023, which included a hospital stay but was \"much less severe\" and didn't lead to any diagnosis or medication.'","relation":"supports","source_id":"s1"}],"assertion":"He says ChatGPT was not the only trigger: he had upcoming exams, had not slept for days, took a cannabis edible to sleep and had an earlier, less severe stress-related breakdown in 2023 that included a hospital stay.","causal_attribution":"His own account of other contributing factors."}],"effects":[{"label":"months of chatbot affirmation of an expanding philosophical project, by his account","claim_id":"c2","direction":"negative"},{"label":"simulation and surveillance delusions, lost sleep and meals, and withdrawal from friends","claim_id":"c3","direction":"negative"},{"label":"about three weeks in a psychiatric ward","claim_id":"c4","direction":"negative"}],"sources":[{"id":"s1","url":"https://www.cbc.ca/news/canada/ai-psychosis-canada-1.7631925","kind":"news_report","access":"read","language":"en","translation_note":"Read in English on 2026-10-12 (live page, HTTP 200; CBC News, 17 September 2025). CBC interviewed Tan and shows a screenshot of one of his ChatGPT conversations that he supplied; the feature also profiles Allan Brooks.","independence_group":"cbc"},{"id":"s2","url":"https://joinreboot.org/p/ai-psychosis","kind":"first_person","access":"read","language":"en","translation_note":"Read in English on 2026-10-12 (live page, HTTP 200; Reboot, published 11 October 2025). First-person essay by Tan with an editor's introduction. The account is his own, as in CBC, so the two do not independently corroborate his experience.","independence_group":"tan-essay"},{"id":"s3","url":"https://ici.radio-canada.ca/rci/en/news/2192942/ai-fuelled-delusions-are-hurting-canadians-here-are-some-of-their-stories","kind":"news_report","access":"read","language":"en","translation_note":"Read in English on 2026-10-12 (live page, HTTP 200). Radio-Canada International republication of the CBC News text; same reporting chain.","independence_group":"cbc"}],"version":1,"ai_roles":["own_use"],"contexts":["health","education","everyday_life"],"unknowns":["Where the hospital was; no inspected source names or locates it.","Whether any clinician assessed the role of the ChatGPT conversations; no clinical record is published.","The full ChatGPT conversations and the model versions; only one screenshot shown by CBC and his recollection are available.","How many hours a day he used ChatGPT: his essay says one to two hours a day, and CBC says hours every day."],"geography":{"basis":"CBC identifies him as 'Anthony Tan of Toronto' and 'The Toronto app developer', which supports Canada as his country of residence. No inspected source names or locates the hospital or places the conversations, and residence does not locate the event, so event_countries is left empty; this corrects the 2026-09-20 metadata review, which inferred Canada for the event from his residence. No proceeding is reported, so there is no court country.","court_countries":[],"event_countries":[],"affected_person_countries":["CA"]},"publication":{"basis":"Published as a core case (communicated_with). Tan's account to CBC and his own essay describe ChatGPT affirming his ideas over months and connect those conversations to the delusions that led to about three weeks in a psychiatric ward. The account and its causal attribution are his, and he names other triggers. He tells the story under his own name, so his name is kept.","reviewed_on":"2026-10-12"},"ai_involvement":{"basis":"Tan describes what ChatGPT said to him: in his essay it validated every connection he made, affirmed the importance of their project and convinced him his interactions with it would be of historic importance, and CBC, which shows a screenshot of one of his conversations, reports that ChatGPT convinced him he was on a 'profound mission' and kept feeding his ego. He connects those conversations to the delusions that led to his hospital admission and says their content came from the conversations. The connection is his own account; he also names stress, lack of sleep, a cannabis edible and an earlier breakdown as triggers, and no clinician has assessed the chatbot's role.","status":"reported"},"person_relations":["communicated_with"]},"name":"Toronto app developer Anthony Tan says months of ChatGPT conversations fed delusions that ended in a psychiatric hospital stay","summary":"Anthony Tan, an app developer living in Toronto, says that conversations with ChatGPT which began in September 2024 about philosophy and an AI-alignment project grew into a framework the chatbot kept affirming, and that by December 2024 he believed he was living in a simulation and being watched. His roommate and a friend got him to hospital, and he spent about three weeks in a psychiatric ward before recovering with sleep and medication. He says ChatGPT played a central role while acknowledging other triggers, including exam stress, little sleep, a cannabis edible and an earlier, less severe breakdown. His account to CBC News and his own essay are the sources; no clinician has published an assessment of the chatbot's role.","incidentDate":"2024-12-01","incidentKind":"single_event","incidentDatePrecision":"month","exposurePattern":"repeated_interactions","reportedDate":"2025-09-17","aiSystem":"ChatGPT","aiProduct":"ChatGPT","aiCompany":"OpenAI","severity":"high","verificationStatus":"credible","harmCategories":["delusion_reinforcement"],"harmOutcomes":["hospitalization","psychiatric_deterioration","functional_impairment"],"harmOutcomeSummary":"Tan says that after months of ChatGPT conversations he stopped sleeping and eating properly, developed simulation and surveillance delusions, and was admitted to a psychiatric ward in December 2024 for about three weeks.","frameworkFacets":[],"pathwayDirection":"inward","causationStatus":"alleged","participantUsersAffectedMin":1,"otherPeopleHarmedMin":0,"affectedCountStatus":"exact","affectedCountEvidence":"The sources describe one person, Tan, who used ChatGPT and was admitted to a psychiatric ward.","victimAgeRange":"adult","platformType":"assistant","outcomeType":"media_coverage","outcomeStatus":"resolved","primarySourceUrl":"https://www.cbc.ca/news/canada/ai-psychosis-canada-1.7631925","primarySourceLabel":"CBC News, 17 September 2025: AI-fuelled delusions are hurting Canadians. Here are some of their stories","firstPublishedAt":"2026-01-11T12:06:59.594374+00:00","updatedAt":"2026-10-12T03:13:25.963636+00:00","scopeVersion":"facts-v3","tags":["chatgpt","psychosis","hospitalization","delusion","canada","adult","first-person"]}]}