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Public trackerEvidence checked Jul 23, 2026 · Latest decision Jul 21, 2026Public incidents are risk signals, not usage-adjusted rates
Evidence-linked corpus record: this page is generated from the structured public record and has a publication-readiness score of 95/100. It passed the source, context, and standalone-summary checks used for public indexing; individual legal editorial review is not represented.
Gauthier v. Goodyear Tire & Rubber Co.
E.D. Texas · Nov 25, 2024
TX / federalEditorial impact: mediumfake citationsfabricated quotesemploymenttrial
Direct answer
What happened in this matter?
False Quotes: Case Law | Quoted material attributed to Morales v. SimuFlite could not be located in the opinion. Outcome: Monetary fine + Mandatory AI-related CLE Course + Disclosure to Client.
- Why the court cared
- The court emphasized that attorneys remain personally responsible for the verification of all filings under Rule 11, regardless of technology used. Use of AI does not dilute the duty of candor. Continued silence and failure to rectify errors after opposing counsel flagged them exacerbated the misconduct
- Why it matters now
- Mandate a primary-source verification pass on every AI draft and require client disclosure when sanctions follow.
Why this matter is tracked
False Quotes: Case Law | Quoted material attributed to Morales v. SimuFlite could not be located in the opinion. Outcome: Monetary fine + Mandatory AI-related CLE Course + Disclosure to Client.
AI Use
Monk admitted using the Claude AI tool to draft a summary judgment opposition without adequately verifying the case citations or quotations. He later claimed to have attempted post-hoc verification through Lexis AI but did not correct the errors until after a judicial show cause order.
Hallucination Details
Cited two completely nonexistent cases. Also fabricated quotations attributed to real cases, including Morales v. SimuFlite, White v. FCI USA, Burton v. Freescale, among others. Several "quotes" did not appear anywhere in the cited opinions.
Ruling/Sanction
The court imposed a $2,000 fine, ordered Monk to complete at least one hour of CLE on generative AI in legal practice, and mandated formal disclosure of the sanctions order to his client. It also permitted amendment of the defective filing but warned of the severity of the misconduct.
Key Judicial Reasoning
The court emphasized that attorneys remain personally responsible for the verification of all filings under Rule 11, regardless of technology used. Use of AI does not dilute the duty of candor. Continued silence and failure to rectify errors after opposing counsel flagged them exacerbated the misconduct.
Operational lesson
Mandate a primary-source verification pass on every AI draft and require client disclosure when sanctions follow.
Record details
TexasSingle-state evidence scope
CourtE.D. Texas
Jurisdictionfederal
Circuit5th Circuit
DateNov 25, 2024
CL
AI toolClaude
Party typeLawyer
OutcomeMonetary fine + Mandatory AI-related CLE Course + Disclosure to Client
Known amount$2,000
Professional sanctionNo
Attribution boundary
What the record establishes about AI use
reported
Claude is recorded in the source dataset; confirm the basis in the linked document.
Procedural posture
Monetary fine + Mandatory AI-related CLE Course + Disclosure to Client
Correction behavior
Correction behavior is not separately verified in the current record.
Tracked discrepancy record
9 citation, quotation, or authority issues are recorded in the source dataset.
- False Quotes: Case Law | Quoted material attributed to Morales v. SimuFlite could not be located in the opinion.
- Fabricated: Case Law | Fabricated Fifth Circuit case 'Roca v. King’s Creek Plantation, LLC' cited; court found it does not exist.
- Fabricated: Case Law | Fabricated Fifth Circuit case 'Beets v. Texas Instruments, Inc.' cited; court found it does not exist.
- False Quotes: Case Law | Quoted material attributed to White v. FCI USA, Inc. could not be located in the opinion.
- False Quotes: Case Law | Quoted material attributed to Burton v. Freescale Semiconductor, Inc. could not be located in the opinion.
- False Quotes: Case Law | Quoted material attributed to Texas Dep't of Human Servs. v. Hinds could not be located in the opinion.
- False Quotes: Case Law | Quoted material attributed to Physio GP, Inc. v. Naifeh could not be located in the opinion.
- False Quotes: Case Law | Quoted material attributed to City of Midland v. O’Bryant could not be located in the opinion.
Show 1 additional discrepancies
- False Quotes: Case Law | Quoted material attributed to the fabricated Roca case also could not be located (case itself nonexistent).
Questions this record answers
- What happened in Gauthier v. Goodyear Tire & Rubber Co.?
- False Quotes: Case Law | Quoted material attributed to Morales v. SimuFlite could not be located in the opinion. Outcome: Monetary fine + Mandatory AI-related CLE Course + Disclosure to Client.
- Why does Gauthier v. Goodyear Tire & Rubber Co. matter for legal AI risk?
- Mandate a primary-source verification pass on every AI draft and require client disclosure when sanctions follow.
- What does the public record establish about Gauthier v. Goodyear Tire & Rubber Co.?
- The record summarizes the outcome described in the linked public source. The recorded document is hosted in the upstream publisher archive. This page is not a substitute for the complete docket, subsequent history, or jurisdiction-specific advice.
- Which source supports this Gauthier v. Goodyear Tire & Rubber Co. summary?
- The recorded source is Damien Charlotin case archive. It is classified as publisher document archive; review the linked material and subsequent docket history before relying on this summary.
Related matters
Related by court, jurisdiction, tool, or classified failure pattern. Similarity does not imply the same facts or outcome.