Anthropic Expert Accused of Citing Fake Article in AI Lawsuit

Music publishers suing Anthropic PBC for copyright infringement accused the artificial intelligence company’s expert witness of citing a fictitious academic article, contending AI might have hallucinated it.

The parties were set to debate discovery disputes when publishers’ counsel kicked off the nearly two-hour hearing by asking Magistrate Judge Susan van Keulen to excuse Anthropic’s witness, Olivia Chen. Her recent declaration cited an article that the purported author and publisher have since confirmed doesn’t exist, Matthew Oppenheim of Oppenheim and Zebrak LLP said, suggesting she “used Anthropic’s AI tool Claude to develop her argument and authority” in violation of court rules. ...