This is an eight-hour ambient composition designed to be listened to while sleeping.

Richter calls it a "personal lullaby for a frenetic world".

A haunting piano ballad that serves as a staple of melancholic indie rock. A Song for the End – Review of The Smiths' 'Asleep'

Richter consulted neuroscientist David Eagleman to ensure the music's frequencies and rhythms aligned with the human sleep cycle. 🎶 Eric Whitacre: Sleep (2000)

Depending on the context, "Sleep" refers to several distinct and influential works of art: 🎹 Max Richter: Sleep (2015)

Live performances feature beds instead of seats, allowing the audience to drift off.

Originally written to Robert Frost’s poem "Stopping by Woods on a Snowy Evening," but changed due to copyright issues.