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Free public database

AI Legal Sanction Case Database

Name: AI Legal Sanction Case Database
Creator: Citation Safe
License: https://citationsafe.com/terms

The AI Legal Sanction Case Database is the authoritative, continuously-updated, free index of publicly reported cases where a US or foreign court sanctioned, warned, or issued an order to show cause over AI-hallucinated citations in a legal filing. According to Citation Safe’s public sanctions database, courts have addressed AI-citation problems in 1000 reported cases tracked here as of today, spanning 2023–2026. New cases are ingested daily.

Cases tracked: 2,109
Courts covered: 398
Cases with a reported penalty: 374
USD-denominated penalties: $1,400,706; across 207 USD cases — other currencies not converted

This is the structured dataset: every row here is a live, queryable record — sortable and filterable by jurisdiction, AI tool, judge, and year, with results pulled fresh on every request. Download the full dataset as CSV. For curated write-ups of the highest-profile entries — case background, why each sanction happened, what to take from it — see the AI Hallucination Sanctions Tracker, our editorial companion to this database.

1,429 cases match these filters · page 17 of 29

Case	Court	Jurisdiction	Judge	Decided	AI tool	Outcome	Penalty	Source
State v. Garrett	CC Wisconsin	USA	—	2026-02-06	Implied	Case dismissed without prejudice	None reported	Source (wcca.wicourts.gov)
Arkansas DHS v. April Ward and Minor Child Respondents	SC Arkansas	USA	—	2026-02-05	Copilot	Report to Office of Professional Conduct and Counsel dismissal	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Flycatcher v. Affable Avenue (2)	S.D. New York	USA	—	2026-02-05	NotebookLM; vLex; Paxton AI	Brief Struck; Default Judgment; Adverse Costs Order	38878 USD	Case summary (Charlotin AI Hallucination Cases DB)
Flycatcher v. Affable Avenue	S.D. New York	USA	—	2026-02-05	NotebookLM; vLex; Paxton AI	Brief Struck; Default Judgment	None reported	Case summary (Charlotin AI Hallucination Cases DB)
In re: Snowflake, Inc., Data Security Breach Litigation	J.P.M.L.	USA	—	2026-02-05	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Ericka Holmes v. The University of Texas at Austin	W.D. Texas	USA	—	2026-02-04	Implied	Show Cause Order	None reported	Case summary (Charlotin AI Hallucination Cases DB)
In re the Matter of: Abius Rosas Carreon	CA Arizona	USA	—	2026-02-04	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Joann LeDoux v. Outliers, Inc.	W.D. Washington	USA	—	2026-02-04	ChatGPT, Claude	Order to Show Cause	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Kenneth Merritt v. American Home Shield	CA Tennessee	USA	—	2026-02-04	Implied	Related issues waived on appeal	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Mitchell Taylor Button & Dusty Button v. Sigrid McCawley	S.D. Florida	USA	—	2026-02-04	Implied	Show Cause Order; Order to certify review of citations	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Offen Petroleum v. L&J Express	D. Arizona	USA	—	2026-02-04	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Sebastian Rako v. VMware LLC (2)	N.D. California	USA	—	2026-02-04	Implied	Required meet-and-confer for AI-use disputes	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Sophia Madigan v. Graco Inc.	D. Minnesota	USA	—	2026-02-04	Unidentified	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
1S REO Opportunity 1, LLC v. 223 Howard LLC	E.D. New York	USA	—	2026-02-03	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Azad Alamgir Kabir v. WebMD	D. New Jersey	USA	—	2026-02-03	Implied	Struck filings; warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Kizzie Sims & Estate of Gregory Neil Davis v. Board of County Commissioners	W.D. Oklahoma	USA	—	2026-02-03	Unidentified	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Emmanuel S. Yirenkyi v. Angela Hoover	M.D. Pennsylvania	USA	—	2026-02-02	Unidentified	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Lexos Media IP, LLC v. Overstock.com, Inc.	D. Kansas	USA	—	2026-02-02	ChatGPT	Brief struck, monetary sanction, firm compliance	12000 USD	Case summary (Charlotin AI Hallucination Cases DB)
Yang v. University of Minnesota	CA Minnesota	USA	—	2026-02-02	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
SEC v. Joseph Nantomah et al.	E.D. Wisconsin	USA	—	2026-01-30	Implied	Brief Struck	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Stephen Schaaf v. Nellis Auction Holdings, LLC, et al.	D. Nevada	USA	—	2026-01-30	Implied	Admonishment	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Theoda E. Mills, Jr. v. City of St. Louis, et al.	E.D. Missouri	USA	—	2026-01-30	Implied	Case dismissed with prejudice as a Rule 11 sanction	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Wilcox v. Gingrich	CA Indiana	USA	—	2026-01-30	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Ava Naeini v. Confluent Inc.	CA California	USA	—	2026-01-29	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Dana Serine Greene v. GSK PLC	W.D. Washington	USA	—	2026-01-29	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Abybatou Mbow v. Officer Michael Mackert et al. (1)	D. Maryland	USA	—	2026-01-28	Implied	Order to Show Cause	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Hardy v. Genesee County Community Action Resource Department, et al. (1)	E.D. Michigan	USA	—	2026-01-28	Implied	Two reply briefs stricken; warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Life Together Coaching, LLC	GAO	USA	—	2026-01-28	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Matter of: Bramstedt Surgical Inc.	GAO	USA	—	2026-01-28	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Nonnie Berg v. United Airlines, Inc. (2)	D. Colorado	USA	—	2026-01-28	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Brian Bailey v. Hon. Clark A. Ritchie, et al.	W.D. Virginia	USA	—	2026-01-27	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Cassata v. Michael Macrina Architect, P.C.	SC New York	USA	—	2026-01-27	Implied	Monetary Sanction; Brief struck	10000 USD	Case summary (Charlotin AI Hallucination Cases DB)
Ihor Chopko v. Fidelity National Title Insurance Company	CA Arizona	USA	—	2026-01-27	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Nelson Henry v. Joseph Iannone and James Deacetis	S.D. Florida	USA	—	2026-01-27	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Farag v. Persante et al	M.D. Florida	USA	—	2026-01-26	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Lifetime Well LLC v. IBSpot.com Inc.	E.D. Pennsylvania	USA	—	2026-01-26	Lexis+ AI; LexisNexis Protégé	Monetary Sanction; Order to share opinion with Professional Association	4000	Case summary (Charlotin AI Hallucination Cases DB)
MacroCharts Research LLC v. Tony Chou	N.D. California	USA	—	2026-01-26	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Ralph J. Massetti, Jr. v. Greenspring Capital Management, LLC, et al.	S.D. Florida	USA	—	2026-01-26	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Ann K. Cady, Beth L. Corning, and Caron G. Roesler v. Matthew C. O'Malley	CA Wisconsin	USA	—	2026-01-23	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Dennis Thornton v. Flathead County, et al.	D. Montana	USA	—	2026-01-23	Implied	Order to file conventional hard-copy source documents for every cited authority	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Femhealth USA Carafem v. Rickey Nelson Williams	M.D. Tennessee	USA	—	2026-01-23	Implied	Arguments Struck; Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Future Field Solutions, LLC v. Van Norstrand	D. Maryland	USA	—	2026-01-23	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Future Field Solutions v. Nordstrand	D. Maryland	USA	—	2026-01-23	Implied	No Sanctions at this time	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Mykhal Lloyd Polite v. TitleMax of Arizona	D. Arizona	USA	—	2026-01-23	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
United States v. Michael Shane DeBaere (2)	W.D. Virginia	USA	—	2026-01-23	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Avalon Holdings Corp. v. Guy Gentile	S.D. New York	USA	—	2026-01-22	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
McNeal v. United Food and Commercial Workers Local 555; Safeway, Inc.	D. Oregon	USA	—	2026-01-22	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Sidni Campbell v. John Campbell, Jr.	CA Texas	USA	—	2026-01-22	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
That Xiong v. Minga Wofford (1)	E.D. California	USA	—	2026-01-22	ChatGPT	Order to inform client and staff of errors	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Tolbert v. State	CA Georgia	USA	—	2026-01-22	Implied	Counsel to serve opinion on client and State Bar; CLE; Bar referral	None reported	Case summary (Charlotin AI Hallucination Cases DB)

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This database aggregates publicly reported court sanctions and orders over AI-hallucinated citations. It is informational only, not legal advice, and not a complete record of every such case nationwide — see our free citation checker to verify your own filings before this happens to you.