The publishing giant called on a recent EU directive that clarifies copyright holders' rights in the face of data usage by AI firms.

PRH's changing of its copyright wording to combat AI training makes it the first of the Big Five publishers to take such an action against AI, at least publicly. Mashable has reached out to the remaining Big Five trade publishers — Hachette, HarperCollins, Macmillan, and Simon & Schuster — for comment.

Penguin Random House, the world’s largest trade publisher, will be adding language to the copyright pages of its books to prohibit the use of those books to train AI. The Bookseller reports that new books and reprints of older titles from the publisher will now include the statement,

The copyright page on new books and reprints now says they can’t be used or reproduced ‘for the purpose of training artificial intelligence.’