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 | Claimant cited a non-existent case to support her argument that premature recoupment of benefits was contrary to Pennsylvania precedent; the Court noted the citation does not exist and declined to consider the argument.
Judges: Christine Fizzano Cannon, Matthew S. Wolf, Michael H. Wojcik
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
Misrepresented: Case Law | Plaintiff cited Xarelto as In re Xarelto (Rivaroxaban) Prods. Liab. Litig., 223 F. Supp. 3d 1348, 1349 (J.P.M.L. 2016); the reporter citation provided is incorrect/for a different MDL and the holding was misrepresented. || Misrepres…
Judges: David C. Norton
AI-related case
False Quotes: Case Law | Plaintiff attributes a direct quotation to City of Chicago v. International College of Surgeons (522 U.S. 156) that does not appear in that opinion; plaintiff also mis-cited the case name order. || Fabricated: Case Law | Plaintiff cit…
Judges: Otis D. Wright II
AI-related case
Fabricated: Case Law | Defendant cited "In re SunEdison, Inc. Sec. Litig., 314 F.R.D. 139, 143 (S.D.N.Y. 2016)"; the court could not locate the case or quoted text on docket or Westlaw and concluded the citation was an AI-generated fabrication.
Judges: Robyn F. Tarnofsky
AI-related case
Misrepresented: Case Law | Plaintiffs cited Stanley v. University of Southern California for the proposition that service-of-process fees are taxable under 28 U.S.C. § 1920(1); court found the citation does not support that proposition. || Misrepresented: Cas…
Judges: Andrew Patrick Gordon
AI-related case
False Quotes: Case Law | Plaintiff attributes the statement "A void decree is open to collateral attack at any time." to Matter of Sakow (97 NY2d 436), but the quoted language does not appear in that case; court identified this as a false quotation. || Fabric…
Judges: Christi J. Acker
AI-related case
Fabricated: Case Law | Counsel cited a purported Ninth Circuit case 'Mabee v. County of Orange, 784 F. App'x 585, 588 (9th Cir. 2019)'; the court found no such case and that the reporter/pincite instead corresponds to Cochran v. City of Wichita (10th Cir.). C…
Judges: Otis D. Wright II
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: Doctrinal Work | AI-generated quoted commentary attributed to U.S.S.G. § 3B1.1 cmt. n.1 did not appear in the cited commentary; the court could not locate similar language in any authority. || False Quotes: Case Law | Brief attributed a quotation…
Judges: Whitney Downs Hermandorfer