The animated video was designed by production team, Blind.
The song was released as the fifth overall single from the album on 13 October 2014.
Prior to its single release, "Ink" debuted at number 156 on the UK Singles Chart.
The band performed "Ink" during their brief and intimate Ghost Stories Tour.
They also performed the song on 4 April 2017 during the Manila stop of their A Head Full of Dreams Tour to fulfill the request of a cancer-stricken fan whom lead vocalist Chris Martin visited prior to the show.