Search 1,395 source-linked cases involving fabricated citations and other AI-generated legal errors.
837 judge-case associations across 551 judges and 164 courts.
Source: Damien Charlotin
Case screener
AI-related case
Fabricated: Case Law | Plaintiff withdrew several cited authorities that the Notice of Errata states do not exist. || Misrepresented: Case Law | Plaintiff withdrew several existing authorities that, according to the Notice of Errata, do not support the propositions for which they were cited.
Judges: John F. Walter
AI-related case
Fabricated: Case Law | Plaintiff relied on a non-existent decision labeled Rodriguez v. Equifax Info. Servs. to support that a TLOxp report is a consumer report under the FCRA; the Court found this citation does not exist and warned about providing hallucinated cases. || Fabricated: Case Law | Plaintiff relied on a non-existent decision labeled Henderson v. CoreLogic Nat’l Background Data for the same FCRA theory; the Court found this citation does not exist and warned about providing hallucinated cases.
Judges:
AI-related case
Fabricated: Case Law | Opening brief included at least one citation to a nonexistent case generated by GAI; court noted the citation was fabricated.
Judges: Melissa C. Meirink
AI-related case
Fabricated: Case Law | Moyer cited a nonexistent case "United States v. Tittsworth, 630 F.3d 1029 (10th Cir. 2011)" in multiple motions; the court found the citation fabricated, noted the violation of 10th Cir. R. 46.5(B)(2), and warned of possible sanctions.
AI-related case
Fabricated: Case Law | Plaintiffs cited Mathews v. Ketchum, 41 So. 3d 243 (Fla. 2d DCA 2010), which the court could not locate and deemed nonexistent. || Fabricated: Case Law | Plaintiffs cited Gharbi v. Williams, 919 So. 2d 595 (Fla. 5th DCA 2006), which the court could not locate and deemed nonexistent.
Judges:
AI-related case
Fabricated: Case Law | Answering Brief contained multiple non-existent (fictitious) legal citations generated by GenAI; defendants identified these as fabricated and the court treated them as not 'existing law.' || False Quotes: Case Law | The brief included fabricated quotations and purported authority presented in quotation marks that were not accurate; corrected brief removed quotation marks but kept the misstatements. || Misrepresented: Case Law | Plaintiffs relied on Perconti v. Thornton Oil Corp. for a principle the case does not support; the court identified this as a mischaracterization of the precedent.
Judges: Lori W. Will
AI-related case
Fabricated: Case Law | Three citations in Moore's brief were completely fictitious (nonexistent cases) as identified by the court. || Misrepresented: Case Law | Thirteen citations cited cases that bore no relation to the legal issues for which they were cited. || Misrepresented: Case Law | Five cases were pin-cited to pages that are in the Factual and Procedural History or West Headnotes sections, not to legal propositions or holdings.
Judges: Lisa White Hardwick, W. Douglas Thomson
AI-related case
The City Employees alerted the Court that Petrini's response relied on AI which 'hallucinated' a case holding and altered facts from Petrini's earlier Case No. 178—specifically attributing a roof stop-work order and related holding to Case No. 178 when that order contains no such material. The Court accepted this observation, reiterated warnings about AI-generated 'legal fiction' (citing Ferris and Fletcher), admonished the pro se plaintiff and reminded litigants of duties of candor and Rule 11, but imposed no sanctions based on the record.
Judges: Louis Guirola Jr.
AI-related case
Misrepresented: Legal Norm | GenAI produced unsupported legal propositions and other legal contentions that the plaintiff failed to verify before filing. || Fabricated: Case Law | Notice of removal relied on purported Fifth Circuit authority that does not exist; plaintiff later confirmed no such authority supports the statements. || False Quotes: Case Law | The filing contained inaccurate quotations generated by GenAI that were not independently verified by the plaintiff.
Judges:
AI-related case
Fabricated: Case Law | Court unable to locate Rogers v. Wells Fargo as cited; citation appears fabricated. || Misrepresented: Case Law | Citation to Safeco used to support that automobile dealers are subject to §1681m(a); court found the pin cite and proposition unsupported by Burr. || Misrepresented: Case Law | Citation to Miller relied on for individual liability under ECOA/FCRA, but court found Miller does not support that proposition.
Judges: Corey Landon Maze