{"meta":{"exportedAt":"2026-09-30T06:37:17.843Z","formatVersion":2,"selection":{"q":"evidence","system":"","harm":"","context":"","country":"","role":"","relation":"","evidence":"","year":"2025","response":"minors","severity":"","verification":"","view":"incidents","sort":"added"},"totalIncidents":1,"coverage":{"cases":1,"countries":1,"languages":0,"unknownLocation":0,"locationPending":0,"unknownLanguage":1,"unknownDate":0,"lawsuits":0,"regulatory":0,"minors":1,"coreRelations":0,"contextualRelations":0,"mixedRelations":0,"unknownRelations":1,"relationPending":1,"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":"2025-walker-chatgpt-uk-inquest","metadataReview":{"version":1,"geography":{"basis":"Geographic fields reviewed against the cited retained dossier passages. This is a metadata review, not a new source or causal review. Residence, event setting and court are recorded separately. Affected-person countries refer to reported location or residence, not citizenship or a complete residence history.","evidence":[{"kind":"existing_record","locator":"on a railway in Hampshire, UK","location":"summary","supports":["event_countries","affected_person_countries"],"countries":["GB"]},{"kind":"existing_record","locator":"Winchester Coroner's Court","location":"outcome_details","supports":["court_countries"],"countries":["GB"]}],"court_countries":["GB"],"event_countries":["GB"],"affected_person_countries":["GB"]},"unresolved":["Source languages remain unreviewed; no source body was newly inspected for this record during this metadata pass."],"reviewed_on":"2026-09-15","source_reviews":[]},"name":"Luca Walker - ChatGPT Railway Suicide (UK)","summary":"16-year-old Luca Cella Walker died by suicide on a railway in Hampshire, UK on 4 May 2025, hours after ChatGPT provided him with specific methods for suicide on the railway. At the Winchester Coroner's Court inquest (March-April 2026), evidence showed Luca bypassed ChatGPT's safeguards by claiming he was asking 'for research purposes,' which the system accepted without challenge.","incidentDate":"2025-05-04","incidentKind":"single_event","incidentDatePrecision":"day","exposurePattern":"single_interaction","reportedDate":"2026-04-01","aiSystem":"ChatGPT","aiProduct":"ChatGPT","aiCompany":"OpenAI","severity":"critical","verificationStatus":"credible","harmCategories":["crisis_response","method_provision","barrier_erosion","minor_exploitation"],"harmOutcomes":["death"],"harmOutcomeSummary":"Sixteen-year-old Luca Cella Walker died by suicide on a railway hours after ChatGPT provided railway-specific suicide methods when he claimed to be asking for research.","frameworkFacets":["P1a","P1b","P1c","P1d","P5d"],"pathwayDirection":"inward","causationStatus":"supported","participantUsersAffectedMin":1,"otherPeopleHarmedMin":0,"affectedCountStatus":"exact","affectedCountEvidence":"The inquest and reporting document one named minor AI participant who died. Secondary harms are not included.","victimAgeRange":"minor","jurisdiction":"GB","platformType":"assistant","outcomeType":"media_coverage","outcomeStatus":"resolved","primarySourceUrl":"https://www.mirror.co.uk/news/uk-news/luca-walker-16-takes-life-36952084","primarySourceLabel":"The Mirror - Winchester inquest coverage","firstPublishedAt":"2026-04-16T00:59:54.169365+00:00","updatedAt":"2026-09-30T01:17:20.852906+00:00","scopeVersion":"participant-v2","tags":["chatgpt","openai","minor","suicide","uk","inquest","railway","method-provision","jailbreak","research-framing"]}]}