Lacey v. State Farm General Insurance

Ficha del Equipo Editorial a partir de la base mundial AI Hallucination Cases de Damien Charlotin. Verifica siempre en la fuente original.

El 6 de mayo de 2025, C.D. Cal (Estados Unidos) conoció un asunto en el que un abogado se apoyó en la herramienta de IA CoCounsel, Westlaw Precision, Google Gemini y el expediente registró contenido alucinado.

Qué se alucinó

• Fabricación de jurisprudencia. Plaintiff cited a nonexistent case to support bad-faith discovery: Booth v. Allstate Ins. Co.; the Special Master could not locate it and it was later removed.
• Citas falsas de jurisprudencia. Plaintiff attributed a fabricated quotation to National Steel Products; the Special Master found the quoted text did not exist in the opinion at the cited pin and the brief was revised.
• Fabricación de jurisprudencia. Plaintiff cited a nonexistent case: Davis v. City of Santa Ana; counsel later admitted it appears not to exist and should be removed.
• Citas falsas de jurisprudencia. Plaintiff used a false quotation from Aetna v. Superior Court to assert a sword-and-shield principle; counsel admitted the quote does not appear in that case.
• Citas falsas de jurisprudencia. Plaintiff misquoted Lipton v. Superior Court with a sword-and-shield line; counsel acknowledged the quotation was inaccurate.
• Citas falsas de jurisprudencia. Plaintiff misquoted and mis-pincited Zurich American Ins. Co. v. Superior Court; counsel admitted the cited language and pin were inaccurate.

Desenlace

Striking of briefs; denial of requested discovery relief; Large monetary sanctions jointly and severally against the two law firms. Sanción económica: 31100 USD. Sanción profesional: No.

Ficha del caso

Fuentes: aporte de https://www.damiencharlotin.com/documents/311/Lacey_v._State_Farm_General_Insurances_Co._D._Cal._May_6_2025.pdf; base de datos de Damien Charlotin.

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