The cases
19 entries, newest first. Search covers every field. The check column is our analysis.
Showing 19 of 19
| Date | Case | Sector | Check | Sources |
|---|---|---|---|---|
| Oct 2026 | Deloitte's WA university-merger analysis: citation errors and a benefit-cost claim its own summary contradictsunknown (AFR reports AI was used in preparing the report) | Consulting / government / higher education | recompute in code | 3 |
| May 14, 2026 | EY Canada pulled a loyalty-fraud report built on a McKinsey report that doesn't existunknown (GPTZero says the text scans as AI-generated; EY has not named a tool) | Consulting / cybersecurity | source citation | 3 |
| Jan 14, 2026 | Police intelligence cited a West Ham v Maccabi Tel Aviv match that never happenedMicrosoft Copilot | Policing / public safety | source citation | 3 |
| Nov 22, 2025 | Deloitte's C$1.6M Newfoundland health staffing plan cited papers that don't existunknown (Deloitte said AI was used 'to support a small number of research citations') | Consulting / government / healthcare | source citation | 3 |
| Oct 2025 | Deloitte's A$440,000 welfare-compliance report quoted a judgment paragraph that doesn't existAzure OpenAI GPT-4o based tool chain (disclosed by Deloitte in the revised report) | Consulting / government | source citation | 3 |
| Sep 2025 | Revolut's chatbot valued 1,119 loyalty points at £1,119 instead of £22.38Revolut chatbot (the decision says 'chatbot'; BankingNewsAI identifies it as Revolut's AI Chat Assistant) | Banking / fintech | recompute in code | 2 |
| Jul 18, 2025 | Replit's agent deleted a production database, then said rollback was impossibleReplit AI coding agent | Software engineering | recompute in code | 1 |
| May 18, 2025 | A syndicated summer guide in the Sun-Times recommended books that don't existunknown (writer said he used AI; tool not named) | Media / publishing | human review | 2 |
| Apr 2025 | Cursor's support bot 'Sam' invented a one-device-per-subscription policyCursor's AI front-line email support agent ('Sam') | Software / customer support | refuse when data missing | 2 |
| Mar 27, 2025 | Tromsø's school-closure report: 11 of 18 sources were fakeChatGPT | Government / education | source citation | 3 |
| Feb 5, 2025 | Gemini's Super Bowl ad said Gouda is 50-60% of world cheese consumptionGoogle Gemini (shown writing a product description for a small business) | Tech / marketing / small business | source citation | 2 |
| Jan 10, 2025 | A Stanford expert's deepfake-law declaration cited two papers GPT-4o made upGPT-4o | Legal / expert testimony | source citation | 1 |
| Oct 28, 2024 | Alaska's education commissioner cited studies that don't exist in a cellphone resolutionunknown ('a generative AI platform') | Government / education | source citation | 2 |
| Mar 29, 2024 | NYC's MyCity chatbot told businesses they could break the lawMyCity chatbot, built on Microsoft Azure AI services | Government / small business | source citation | 1 |
| Feb 14, 2024 | Air Canada's chatbot invented a retroactive bereavement refundAir Canada website support chatbot (vendor not named) | Travel / customer service | source citation | 3 |
| Jun 22, 2023 | Mata v. Avianca: lawyers filed six ChatGPT-invented court opinionsChatGPT | Legal | source citation | 2 |
| Feb 8, 2023 | Google's Bard ad credited the wrong telescope with the first exoplanet photoGoogle Bard (promotional ad) | Tech / marketing | source citation | 2 |
| Feb 2023 | Bing AI misstated Gap and Lululemon earnings in Microsoft's launch demoBing AI chat (Microsoft), on stage at the launch | Tech / financial analysis | recompute in code | 3 |
| Jan 2023 | CNET's AI explainer said $10,000 at 3% earns $10,300 in a yearCNET's 'internally designed AI engine' (CNET said not ChatGPT) | Media / personal finance | recompute in code | 3 |
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