Dow Jones, New York Post Sue Perplexity AI Over Model Inputs (1)

Dow Jones & Co. and the New York Post hit Perplexity AI Inc. with a lawsuit accusing it of copying “massive amounts” of the the News Corp. units’ content without permission.

Perplexity AI, launched in 2022, infringed the companies’ copyrights by plugging troves of original content into a retrieval-augmented generation, or RAG, database and through AI-generated “answer engine” outputs that “include full or partial verbatim reproductions” of news, analysis, and opinion articles from outlets like The Wall Street Journal, published by Dow Jones, according to the complaint filed Monday in the US District Court for the Southern District of New ...