Fifth Circuit Gives “What Not to Do” Guidance for the Lawyer Who Learns Too Late That Their Brief Was Filed in Court with AI Hallucinations

In Fletcher v. Experian Inform. Solutions, Inc., No. 25-20086 (5th Cir. Feb. 18, 2026), the Fifth Circuit enters a $2,500 sanction against a lawyer who filed a brief with “quotations, citations, and assertions that were not supported by the underlying case law” and were, to all appearances, AI-generated. The opinion drops some hints about whatContinue reading “Fifth Circuit Gives “What Not to Do” Guidance for the Lawyer Who Learns Too Late That Their Brief Was Filed in Court with AI Hallucinations”