Latham & Watkins and Morrison & Foerster are defending OpenAI Inc. in copyright litigation from writers including comedian Sarah Silverman.

Two lawsuits from the Joseph Saveri Law Firm claim OpenAI, the developer of ChatGPT, trained its large language model with copyrighted materials from Silverman, novelists Richard Kadrey and Mona Awad, and horror writers Christopher Golden and Paul Tremblay, without the authors' consent.