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MyPillow Defense Lawyers in Coomer v. Lindell Reportedly Sanctioned for Filing Court Document Allegedly Containing AI-Generated Legal Citations

Occurred
Feb 25, 2025
Published
Apr 27, 2025
Source
AI Incident Database

Summary

In February 2025, lawyers Christopher I. Kachouroff and Jennifer T. DeMaster, representing Mike Lindell, reportedly used generative AI to draft a court brief that contained nearly 30 defective or fabricated citations. The error-filled filing violated federal court rules requiring factual and legal accuracy. The judge fined both lawyers $3,000 each, citing either the improper use of AI or gross carelessness as the cause of the misleading legal content.

Developers

  • Large language model developers

Deployers

  • Jennifer T. DeMaster
  • Christopher I. Kachouroff
  • McSweeny Synkar and Kachouroff PLLC

Harmed parties

  • MyPillow
  • Mike Lindell
  • Judicial integrity
  • Jennifer T. DeMaster
  • Epistemic integrity
  • Christopher I. Kachouroff
  • McSweeny Synkar and Kachouroff PLLC

Tags

  • syndicated

Classification

Category confidence: 90%
Severity confidence: 85%

Rationale: Generative AI caused fabricated legal citations leading to court sanctions and fines.

Classifier: Qwen/Qwen3.5-35B-A3B-FP8

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