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Mendones v. Cushman & Wakefield

Superior Court of California, Alameda County · CA · United States · · 23CV028772

SanctionAI-generated material submittedmixedoffered by plaintiffchallenge: sanctions

Plaintiffs filed videos, photographs, and message screenshots supporting summary judgment. After an order to show cause, the court found several submissions were GenAI deepfakes or materially altered, rejected unreliable metadata and explanations, struck the complaint, dismissed with prejudice, and declined criminal referral.

Rules cited: Cal. Code Civ. Proc. § 128.7

The court's finding, in its words

The Court finds that exhibits 6A and 6C are products of GenAI and do not capture the actual speech and image of Geri Haas.

Verbatim; United States court documents are public domain.

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