If Anyone Builds It, Everyone Dies

If Anyone Builds It, Everyone Dies: Why Superhuman AI Would Kill Us All
UK edition cover (2025)
AuthorEliezer Yudkowsky and Nate Soares
SubjectExistential risk from artificial intelligence
PublisherLittle, Brown and Company
Publication date
16 September 2025
Pages256
ISBN9780316595643

If Anyone Builds It, Everyone Dies: Why Superhuman AI Would Kill Us All (published in the UK with the alternative subtitle The Case Against Superintelligent AI) is a 2025 book by Eliezer Yudkowsky and Nate Soares which details potential threats posed to humanity by artificial superintelligence.

The book was published by Little, Brown and Company, and appeared in The New York Times Best Seller list on October 5, 2025.