Publisher of PCMag and Mashable Sues OpenAI

Ziff Davis, the digital publisher behind tech sites like Mashable, PCMag and Lifehacker, sued OpenAI on Thursday, joining a wave of media companies accusing the artificial intelligence giant of stealing its content. Ziff Davis is one of the largest publishers in the United States, with more than 45 sites globally that together attract an average of 292 million visitors per month, and is among the biggest media companies pressing a claim against OpenAI.

(The New York Times has sued OpenAI and its partner, Microsoft, claiming copyright infringement of…