Description: A lawyer in Mata v. Avianca, Inc. used ChatGPT for research. ChatGPT hallucinated court cases, which the lawyer then presented in court. The court determined the cases did not exist.
Entities
View all entitiesAlleged: OpenAI developed an AI system deployed by Steven A. Schwartz and Peter LoDuca, which harmed Steven A. Schwartz , Peter LoDuca and Roberto Mata.
Incident Stats
Incident ID
541
Report Count
58
Incident Date
2023-05-04
Editors
Sean McGregor
Incident Reports
Reports Timeline
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Lawyer cites fake cases invented by ChatGPT, judge is not amused
simonwillison.net
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Lawyer uses ChatGPT in court and now ‘greatly regrets’ it
cointelegraph.com
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A lawyer used ChatGPT to write a legal brief that was completely 'bogus'
interestingengineering.com
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ChatGPT is not quite ready to be your lawyer
morningbrew.com
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Lawyer 'Regrets' Using ChatGPT in Legal Brief, Cites Fake Cases
entrepreneur.com
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Lawyers in New York Used ChatGPT and Now Face Possible Sanctions
biggerlawfirm.com
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New York Lawyer Caught Using ChatGPT After Citing Non-Existent Cases
greekreporter.com

Lawyer apologises after ChatGPT invents his case law
thetimes.co.uk
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Lawyer sorry for fake court citations created by ChatGPT
digitaltrends.com
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Lawyer blames ChatGPT for 'bogus citations'
canadianlawyermag.com