Prestigious Wall Street Law Firm Humiliated When Its AI Use Is Discovered in Court

Sullivan & Cromwell apologized after a bankruptcy court filing was found to contain AI-generated false citations and misquoted law.

Opposing counsel flagged the errors, including a nonexistent case, leading to a corrected filing and an internal review.

The incident highlights how generative AI can hallucinate legal authorities, putting lawyers and firms at risk of sanctions and reputational damage.