'Such tools can produce apparently coherent and plausible responses to prompts, but those coherent and plausible responses may turn out to be entirely incorrect,' Judge Sharp wrote. 'The responses may make confident assertions that are simply untrue.' That doesn't mean lawyers cannot use AI in their research, but she said they have a professional duty 'to check the accuracy of such research by reference to authoritative sources, before using it in the course of their professional work.' Judge Sharp suggested that the growing number of cases where lawyers (including, on the U.S. side, lawyers representing major AI platforms) have cited what appear to be AI-generated falsehoods suggests that 'more needs to be done to ensure that the guidance is followed and lawyers comply with their duties to the court,' and she said her ruling will be forwarded to professional bodies including the Bar Council and the Law Society. In one of the cases in question, a lawyer representing a man seeking...
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