NEW YORK, April 8 : Citigroup is using artificial intelligence to speed up account openings and the retirement of old software, the U.S. bank's head of technology, Tim Ryan, said, as the firm pushes to improve productivity. U.S. banks are embracing AI, the biggest technological upheaval to the world economy

NEW YORK, April 8 : Citigroup is using artificial intelligence to speed up account openings and the retirement of old software, the U.S. bank's head of technology, Tim Ryan, said, as the firm pushes to improve productivity. U.S. banks are embracing AI, the biggest technological upheaval to the world economy