| Hack v. Preston et al | D. Utah | USA | — | 2026-08-07 | ChatGPT | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| In the matter of Machinsky | Massachusetts Land Court | USA | — | 2026-08-07 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| United States of America v. Smith | N.D. Illinois | USA | — | 2026-08-07 | Implied | Order to Show Cause | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Wayne K. Smith, Sr. v. Polk County, et al. | W.D. North Carolina | USA | — | 2026-08-07 | Unidentified | No Sanction | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Burgess v. Greater Cleveland Regional Transit Authority | N.D. Ohio | USA | — | 2026-08-06 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Girija Kadlaskar v. United States Citizenship and Immigration Services | D. Nebraska | USA | — | 2026-08-06 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| In re BFI Waste Sys. of Tenn. | M.D. Tennessee | USA | — | 2026-08-06 | Unidentified | Public reprimand; Monetary sanction | 1500 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| Mohamed Ali v. Saeed Osman | North Dakota SC | USA | — | 2026-08-06 | Implied | Monetary SAnction | 1000 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| Jennifer Lynn Cain v. Hyatt Corporation | W.D. Texas | USA | — | 2026-08-05 | Implied | Order to Show Cause | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Mary-Rose F. Calenzo v. Waste Management, Inc. | N.D. New York | USA | — | 2026-08-05 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| San Antonio Independent School District v. Laura Becerra (as Next Friend of J.C.) | CA Texas | USA | — | 2026-08-05 | Implied | Admonishment | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Ulish Kerry Terrace Booker, III v. U.S. Bank National Association | D. Connecticut | USA | — | 2026-08-05 | Gemini Pro; Perplexity; Cetient Legal AI; ChatGPT | Admonishment and warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Barteca Holdings v. Tacobarn | D. Connecticut | USA | — | 2026-08-04 | Open Law; Claude; ChatGPT | Monetary Sanction; Bar Referral | 3500 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| Cristancho et al. v. SWBC Mortgage Corporation et al. | S.D. Tex. (Galveston Div.) | USA | — | 2026-08-04 | Implied | Court identified and rejected fabricated citations (Pointe West and Tractebel), admonished counsel and reminded them of Rule 11 obligations; no professional sanction or monetary penalty imposed. | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Kleyman Law Group, P.C. v. Kaloidis | SC New York | USA | — | 2026-08-04 | Claude and other generative AI platforms | Monetary Sanction; Bar Referral | 46511 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| Whitehead v. Moore | CA Missouri | USA | — | 2026-08-04 | Implied | Appeal Dismissed (partly based on AI misuse) | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Ali Jabbari v. Parviz Omidvar, et al. | C.D. California | USA | — | 2026-08-03 | Implied | Order to Show Cause | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Bisher v. Civic, et al. | SC Pennsylvania | USA | — | 2026-08-03 | Implied | Admonishment | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Damon Forney v. Township of Cary, North Carolina | E.D. North Carolina | USA | — | 2026-08-03 | Implied | Adverse Costs Order; Bar Referral | 1 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| Moore v. Aldridge Pite LLP | W.D. Texas | USA | — | 2026-08-03 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Perry v. Social Security Administration, Commissioner | N.D. Alabama | USA | — | 2026-08-03 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| State v. Davis | CA Ohio | USA | — | 2026-08-03 | Unidentified | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Fernando Justino Santana v. Shook Hardy & Bacon, et al. | S.D. New York | USA | — | 2026-07-31 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| In re: Mahar | E.D. Virginia (Bankruptcy) | USA | — | 2026-07-31 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Kevin Dale Higgins v. The State of Texas | CA Texas | USA | — | 2026-07-31 | Unidentified | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Mendel S. v. Faigy S. | Family Court New York | USA | — | 2026-07-31 | Unidentified | Monetary Sanction | 1000 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| Natashah Al-Ali v. CVS Pharmacy, Inc. | E.D. Michigan | USA | — | 2026-07-31 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| The JAAW Group, LLC | GAO | USA | — | 2026-07-31 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| TOV Realty, LLC v. Suarez; Kosel Equity, LLC v. MacGregor | SC Connecticut | USA | — | 2026-07-31 | ChatGPT | 6 hours CLE; Monetary Fine | 1000 USD | Case summary (Charlotin AI Hallucination Cases DB) |
| United States of America v. Eric Karnezis et al. | D. Oregon | USA | — | 2026-07-31 | Implied | Admonishment | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Carey v. Breakell et al. | D. Utah | USA | — | 2026-07-30 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Cole v. Lee | CA Illinois | USA | — | 2026-07-30 | Implied | Brief struck | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| First Community Credit Union v. Ashley Smith | CA Wisconsin | USA | — | 2026-07-30 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Harris v. Bank of America | N.D. Mississippi | USA | — | 2026-07-30 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| In the Interest of Q.C. and P.C., Children | CA Texas | USA | — | 2026-07-30 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| In the Interest of S.M.T. and S.J.T., Children | CA Texas | USA | — | 2026-07-30 | Implied | 3 hours CLE | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Nirav Modi v. Richard Levin, Trustee for the Liquidating Trust of Firestar Diamond, Inc. | S.D. New York | USA | — | 2026-07-30 | Unidentified | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Danielle Maloit v. Frank Daniel Maloit | D. Colorado | USA | — | 2026-07-29 | Implied | Order to Show Cause | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Harding Place Multifamily Partners v. Samuel Robinson | CA Tennessee | USA | — | 2026-07-29 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Shantell Robinson v. Oglala Sioux Tribe et al. | CA 10th Cir. | USA | — | 2026-07-29 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Terence A. Gragston v. Amazon LLC | S.D. Ohio | USA | — | 2026-07-29 | Implied | Court issued a formal warning that future reliance on AI‑hallucinated caselaw will result in sanctions, including monetary penalties and possible dismissal with prejudice; no sanction was imposed at this time. | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Alexander M. v. Frank Bisignano | D. Maine | USA | — | 2026-07-28 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Campbell v. TidalHealth, Inc. | D. Maryland | USA | — | 2026-07-28 | Unidentified | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Grievance Administrator v. Mandy Pecher | Attorney Discipline Board (Michigan) | USA | — | 2026-07-28 | ChatGPT | Circuit Court denied the challenged motions and imposed $200 per motion in sanctions (total $800) for filing motions containing fabricated or unsupported authorities and barred further filings until sanctions were paid; Grievance Administrator filed a formal disciplinary complaint. | 1 | Case summary (Charlotin AI Hallucination Cases DB) |
| Michael L. Ruiz v. Magellan Financial & Insurance Services (1) | D. Arizona | USA | — | 2026-07-28 | Claude AI | Order to Show Cause | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Michael L. Ruiz v. Magellan Financial & Insurance Services (2) | D. Arizona | USA | — | 2026-07-28 | Claude AI | Order to Show Cause | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Owen v. Askew et al. | D. Oregon | USA | — | 2026-07-28 | Implied | Warning | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Scott v. Illinois Human Rights Comm’n | CA Illinois | USA | — | 2026-07-28 | ChatGPT | Monetary Fine; Bar Referral | 15000 USD | Source (reason.com) |
| Transcontinental Realty Investors, Inc., et al. v. Daniel J. Moos | N.D. Texas | USA | — | 2026-07-28 | Implied | Admonishment | None reported | Case summary (Charlotin AI Hallucination Cases DB) |
| Ally Bank v. Serge N. Ngouambe | CA Minnesota | USA | — | 2026-07-27 | Implied | — | None reported | Case summary (Charlotin AI Hallucination Cases DB) |