The rapper will perform remotely from a stop on his concert tour in Brooklyn. His album beerbongs & bentleys was nominated for the Best Album Grammy Award Friday.
Seacrest will host the holiday special, starting Dec. 31 at 8 p.m. EST in Manhattan's Times Square. Comedian Jenny McCarthy will provide commentary throughout the show.
"Ciara will ring in the New Year from the West Coast as the host of the Hollywood party, joined by performances from Kelsea Ballerini, The Chainsmokers, Foster the People, Dua Lipa, Ella Mai and Charlie Puth, as well as collaborations from Macklemore with Skylar Grey presented by Planet Fitness, and The Chainsmokers featuring Kelsea Ballerini," the network said in a press release.