IDK has been played on NTS in shows including Hypersensitivity w/ BAE BAE , featured first on 25 March 2022. Songs played include IDK.

There are at least two artists sharing the name IDK:

1) Jason Mills (born May 24, 1992), better known by his stage name IDK (Ignorantly Delivering Knowledge), is an American rapper from Prince George's County, Maryland.

In August 2015, IDK released his mixtape titled SubTrap. The name stands for Suburban Trap or "Trap music with substance."The album features the singles "The Plug," "God Said Trap (King Trappy III)" and "Cookie Addiction" featuring BJ The Chicago Kid. It features production from Skhye Hutch, was mixed by Lo Mein, Tim Webberson, Matt Weiss, and Delbert Bowers. Project management for Subtrap was overseen by Blade Thornton, David Kuti, Quinelle Holder and Ryan Booth. IDK's style of rapping has been compared to the early work of Kendrick Lamar, especially Lamar's 2011 mixtape Section.80.

On June 22, 2016, IDK was announced as one of the performers at the 2016 Trillectro Music Festival. On September 9, 2016 IDK released his album Empty Bank and premiered it on Forbes Magazine. The album addresses having financial issues, an anxiety IDK wanted to tap into because it is widespread and taboo in the American mindset.[16]IDK opened for Isaiah Rashad on his "The Lil Sunny" tour which started in January 2017.

On October 13, 2017, IDK released his debut studio album, "IWasVeryBad", which was released through Adult Swim.

2) IDK (ROU)

Part of the most important wave of urban artists in Romania of the last decade – an unstoppable force of his generation – IDK is a 18-year-old phenomenon who captured the fans of the genre with his songs born from the very personal stories of a youngster raised in Buzău, Romania. His first album, NONCHALANT, was released in the summer of 2022, a year after his debut, and was instantly shown love by Romanian trap fans. NONCHALANT features a string of equally influential artists, such as Marko Glass, Berechet, Blanco or Niku. In 2023, IDK has released his 2nd album CARTEA JUNGLEI.