Top law firm admits AI made up fake case citations in bankruptcy filing, forcing public apology to judge

A major law firm submitted court documents in a bankruptcy case that cited legal precedents that do not exist — the citations were fabricated by an AI language model (software trained to predict text) that the firm used to draft the filing. The firm publicly apologized to the presiding bankruptcy judge.

AI language models sometimes "hallucinate" (invent plausible-sounding but false information) when asked to generate text, especially for specialized tasks like legal research where accuracy is critical. The firm relied on the AI without fact-checking the citations against actual case law databases.

For business professionals and lawyers: submitting false legal citations to a court can result in sanctions, damage to a firm's reputation, and malpractice liability. This incident signals that using AI tools for legal work without human verification of factual claims carries real professional and financial risk — courts and clients expect human accountability, not AI-generated mistakes.