Federal · 11 courts
AI-hallucinated citation decisions in federal appellate and specialty courts
20 decisions and docket orders, 2017 to 2026, from 11 courts in federal courts with no single state, in which a court addressed authority that did not exist. Each links the court's own words and the source document.
Retrieved from CourtListener public records.
Courts in this group
- Court of Appeals for the Eleventh Circuit4
- Court of Appeals for the Fifth Circuit3
- Court of Appeals for the Tenth Circuit3
- Court of Appeals for the Third Circuit2
- Court of Appeals for the Seventh Circuit2
- Court of Appeals for the Eighth Circuit1
- Court of Appeals for the Ninth Circuit1
- Court of Appeals for the Sixth Circuit1
- Armed Services Board of Contract Appeals1
- Court of Appeals for the Fourth Circuit1
- Court of Appeals for the Second Circuit1
Every record, newest first
| Date | Case | Court | The text mentions | Source |
|---|---|---|---|---|
| Jackson Fed of Tchr v. Fitch No. 25-60496 | 5th Cir. | striking a filing | CourtListener | |
| MOSenecaManufacturer v. MSHR No. 25-1349 | 8th Cir. | dismissal, an order to show cause | CourtListener | |
| Lichfield v. Kubler No. 25-4135 | 10th Cir. | a referral to a bar or disciplinary body, dismissal, attorney's fees or costs, a self-represented party | CourtListener | |
| Estate of Lane Caviness v. Atlas Air No. 24-11033 | 11th Cir. | a warning or admonition, dismissal, sanctions | CourtListener | |
| Marion Parnell v. Florida Department of Corrections No. 25-11166 | 11th Cir. | sanctions, striking a filing | CourtListener | |
| Juneau Group v. Vendera Management No. 25-20258 | 5th Cir. | dismissal, attorney's fees or costs, Rule 11, sanctions | CourtListener | |
| Lnu v. Blanche No. 24-4790 | 9th Cir. | a warning or admonition, dismissal, Rule 11, sanctions | CourtListener | |
| Cheryl Hileman v. West Penn Allegheny Health No. 25-1459 | 3rd Cir. | ChatGPT, Westlaw AI, sanctions, an order to show cause | CourtListener | |
| Eliott Williamson v. TransUnion LLC No. 25-13045 | 11th Cir. | a warning or admonition, dismissal, a self-represented party, sanctions | CourtListener | |
| United States v. John Farris No. 25-5623 | 6th Cir. | CoCounsel, an order to show cause | CourtListener | |
| Stephen McCarthy v. DEA No. 24-2704 | 3rd Cir. | ChatGPT, a warning or admonition, dismissal, sanctions | CourtListener | |
| Fletcher v. Experian Info Solutions No. 25-20086 | 5th Cir. | ChatGPT, CoCounsel, Google (search or AI overview), a warning or admonition | CourtListener | |
| Moore v. City of Del City No. 25-6002 | 10th Cir. | ChatGPT, dismissal, a self-represented party, Rule 11 | CourtListener | |
| United States v. Baker No. 24-7017 | 10th Cir. | a warning or admonition | CourtListener | |
| Huffman Construction, LLC No. 62591, 62783 | A.S.B.C.A. | dismissal, a self-represented party, Rule 11, sanctions | CourtListener | |
| In re: Eric Chibueze Nwaubani No. 25-9517 | 4th Cir. | a warning or admonition, a referral to a bar or disciplinary body, dismissal, Rule 11 | CourtListener | |
| United States v. Steven Anderegg No. 25-1354 | 7th Cir. | a warning or admonition, dismissal | CourtListener | |
| James Snell v. United Specialty Insurance Company No. 22-12581 | 11th Cir. | ChatGPT, Claude, Gemini / Bard, a warning or admonition | CourtListener | |
| Park v. Kim No. 22-2057 | 2d Cir. | ChatGPT, Gemini / Bard, a warning or admonition, a referral to a bar or disciplinary body | CourtListener | |
| David Frentz v. Richard Brown No. 15-3479 | 7th Cir. | fabricated authority | CourtListener |
The whole record of court decisions on AI-hallucinated citations. For what courts and bars in the federal system require of a filing with AI in it, see the court AI orders tracker.