mercy is the twelfth studio album by guitarist and songwriter Trey Anastasio, released on March 11, 2022. It is his first fully acoustic album and was produced by Bryce Goggin and Robert Stevenson. mercy is Anastasio's second album recorded during the COVID–19 pandemic, after 2020's Lonely Trip, and is seen as a companion to that album. He has said that he intends to implement the songs on the album into Phish's repertoire in the near future.