The use of AI by lawyers in court is not itself illegal. But Wang found that the lawyers violated a federal rule that requires lawyers to certify that claims they make in court are "well grounded" in the law. Turns out, fake cases don't meet that bar. https://www.npr.org/2025/07/10/nx-s1-5463512/ai-courts-lawyers-mypillow-fines
@estherschindler You'd think that they would have clerks who could do basic checks like the existence of a cited case.