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Sanctions watch

Every incident where a lawyer got caught filing AI-fabricated citations. The Hall of Shame.

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4
Incidents tracked
2
Incidents in 2026
$0
In fines, where reported
0 of 4 report an amount

The curve

Incidents per month

Last 18 months of published incidents, by the date of the court's order.

Mar 2025 Aug 2026

Charting 3 of 4 incidents — the rest are undated or fall outside this window.

Blamed by name

ChatGPT 42 Claude 4 Gemini 3 ChatGPT-4o 1 ChatOn 1 CoCounsel 1 Eve 1 Google AI Overview 1 Grammarly 1 Morgan & Morgan’s in-house Artificial In 1 OpenCase 1 OpenLaw 1 Perplexity AI 1 Westlaw Precision 1

Counts only incidents where the filing court or the reporting named the tool.

Hall of Shame

All Caught, not sanctioned 4 Fined 3 Referred to the bar 2

Showing 4 incidents involving Claude. Clear filters

Caught, not sanctioned Claude 2026-05-15
A motion to quash included Claude-generated phantom quotations, and the lawyers apologized to the court; the page does not report a sanction order.
AFGE v. Trump · Binnall Law Group PLLC; Jason Greaves; Jesse Binnall; Lindsay McKasson · US District Court for the Northern District of California · CA
““While I reviewed the cited cases generally to confirm their applicability, as well as many other cases that I reviewed, I did not double check the quotations and obviously did not read the cited cases carefully,” Greaves wrote.”
news.bloomberglaw.com ↗
The file →
  • AFGE v. Trump involved Binnall Law Group PLLC lawyers.
  • Jason Greaves used Claude Console to draft a motion to quash a subpoena.
  • The motion included “phantom” quotations, prompting apologies to the court.
  • Court: US District Court for the Northern District of California, California.
  • Date: 2026-05-15; the page describes the misuse but reports no sanction order.
Caught, not sanctioned Claude 2026-05-06
A court filing in the Trump layoffs case contained phantom legal quotations generated by Claude Console, prompting sanctions scrutiny.
Trump layoffs court filing involving phantom legal quotations · U.S. District Court, Southern District of New York · NY
incidentdatabase.ai ↗
The file →
  • Trump layoffs court filing involving phantom legal quotations
  • Claude Console generated the false legal quotations in the filing
  • The page does not say a sanction was imposed
  • U.S. District Court, Southern District of New York
  • 2026-05-06; the incident was about fabricated quotations, not citations
Caught, not sanctioned Claude 2025-05-23
Latham filed an expert declaration with a Claude-formatted citation that fabricated the article title and authors.
Concord Music Group, Inc. v. Anthropic PBC · Latham and Watkins · N.D. Cal. · CA
“undermines the overall credibility”
gc.ai ↗
The file →
  • Concord Music Group, Inc. v. Anthropic PBC involved Latham and Watkins.
  • Claude was used to format a reference, but it fabricated the title and authors.
  • Judge Susan van Keulen struck the affected paragraph; no one was sanctioned.
  • N.D. Cal., California.
  • May 2025; the error was a single citation in an expert declaration.
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