Search 691 source-linked cases involving fabricated citations and other AI-generated legal errors.
814 judge-case associations across 549 judges and 187 courts.
Source: Damien Charlotin
Case screener
AI-related case
Fabricated: Case Law | Plaintiff's briefing included citations to judicial opinions that do not appear to exist; the Court noted the miss-citations and warned about AI-generated fictitious cases.
Judges: Thomas S. Hixson
AI-related case
Fabricated: Case Law | Plaintiff's counsel cited a non-existent case 'Moss v. Provident Life and Accident Insurance Company, 2009 WL 4043065 (S.D. Cal. 2009)'; the Court found the citation does not exist and noted counsel likely relied on an AI tool.
Judges: Yvonne Gonzalez Rogers
AI-related case
Counsel's subsequent explanation can be found here.
Judges: Susan Yvonne Illston
AI-related case
Order to Show Cause is here. Counsel failed to answer.
Judges: Thomas S. Hixson
AI-related case
Fabricated: Case Law | Filed brief included a citation to a nonexistent case; court found the citation fabricated and tied its inclusion in part to AI use. || Misrepresented: Case Law | Court found the brief misrepresented the holding of a real case cited by…
Judges: Peter H. Kang
AI-related case
Misrepresented: Case Law
Judges: Robert M. Illman
AI-related case
Fabricated: Case Law | Original opposition included a repeatedly-cited, purported E.D. Cal. decision that the court found likely to be a fictitious AI-generated case; counsel later filed a corrected brief removing the citation and the court declined to sancti…
Judges: Virginia K. Demarchi
AI-related case
Fabricated: Case Law | Plaintiff cited multiple non-existent cases in the TAC which the Court concluded were hallucinated by AI and held non-existent cases cannot support his asserted legal propositions.
Judges: Yvonne Gonzalez Rogers
AI-related case
Fabricated: Case Law | Reply cites a non-existent Ninth Circuit case; court notes the citation does not exist.
Judges: Rita Faye Lin
AI-related case
Defendants contended that Dr. Brian Osborne relied on nonexistent academic articles and miscited sources generated by an AI citation tool. Plaintiffs said the errors were formatting miscites from an AI citation tool and were corrected. The Court declined to e…
Judges: Yvonne Gonzalez Rogers