Research · The Guardian Technology
AI hallucinations determined in high-profile Wall Street law firm filing
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The elite Wall Street law firm Sullivan & Cromwell has told a court that a major filing it made in a high-profile case contained errors resulting from hallucinations generated by artificial intelligence.
Key facts
- Separately, US prosecutors also filed a legal action to seize nearly $9bn of bitcoin that US authorities alleged represented the proceeds of the Prince Group’s criminal activity
- The errors, uncovered by the law firm Boies Schiller Flexner (BSF), which was also working on the case, included misquoting the US bankruptcy code and citing cases incorrectly made on 9 April
- In multiple instances, S&C, which employs more than 900 lawyers and has one of the top reputations for corporate work in the US, filed inaccurately summarised conclusions made in other cases using AI
- Andrew Dietderich, the co-head of the firm’s global restructuring group, apologised in a letter to the New York federal judge Martin Glenn on Saturday for the string of mistakes, which included
Summary
Andrew Dietderich, the co-head of the firm’s global restructuring group, apologised in a letter to the New York federal judge Martin Glenn on Saturday for the string of mistakes, which included inaccurate citations. The errors, uncovered by the law firm Boies Schiller Flexner (BSF), which was also working on the case, included misquoting the US bankruptcy code and citing cases incorrectly made on 9 April. In multiple instances, S&C, which employs more than 900 lawyers and has one of the top reputations for corporate work in the US, filed inaccurately summarised conclusions made in other cases using AI. “We deeply regret that this has occurred,” said Dietderich in the letter.