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Sullivan & Cromwell Apologizes for AI-Generated Court Errors

4/22/2026

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Summary

Story summary

Sullivan & Cromwell apologized to Judge Martin Glenn in the U.S. Bankruptcy Court in Manhattan for submitting a court filing filled with AI-generated errors, including fabricated case citations.
Opposing lawyers highlighted the errors in the motion.
Partner Andrew Dietderich expressed regret in a letter to Judge Glenn, detailing around three dozen errors, some of which were clerical.

History

Historical Context

The American Bar Association recognized the impact of technology on law in 2016, leading to increased scrutiny of AI's role in legal practices. In 2024, a landmark case highlighted the risks of AI-generated inaccuracies, prompting the ABA to issue its first ethics opinion on generative AI. Sullivan & Cromwell's apology for 36 errors underscores the urgent need for ethical guidelines as AI reshapes the legal profession.

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Story summary

Sullivan & Cromwell apologized to Judge Martin Glenn in the U.S. Bankruptcy Court in Manhattan for submitting a court filing filled with AI-generated errors, including fabricated case citations.
Opposing lawyers highlighted the errors in the motion.
Partner Andrew Dietderich expressed regret in a letter to Judge Glenn, detailing around three dozen errors, some of which were clerical.

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