US appeals court orders lawyer to pay $2,500 over AI hallucinations in brief
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- Attorney in Fletcher v. Experian Information Solutions, Inc. Reportedly Submitted Reply Brief with Purportedly AI-Generated Material Misrepresentations
event | 24 June 2026 | 82%
In Fletcher v. Experian Information Solutions, Inc., the Fifth Circuit found that attorney Heather Hersh had used generative AI to draft a substantial portion of a reply brief that contained fabricated legal support and factual representations. The court first issued a show-cause order and later imposed a $2,500 sanction, linking the filing errors to unverified AI-generated output.