Octi (born 2004), is an Icelandic rapper and producer who is a part of the collective 2famous alongside wintercastle and Pistolero2k, among others.

2famous' music incorporates elements of hiphop—with Chicago drill contributing an especially significant influence—, cloudrap and hyperpop, and is known for its distorted and processed sound. Octi’s lyrics often explore the use of psychoactive compounds, with nitrous oxide being a particularly prominent theme. Their work incorporates elements of absurdism and irony, and examines the ways in which contemporary culture and technology impact our relationships and sense of self. Octi’s unique blend of humor, intellect, and emotional depth has earned them a dedicated following among fans of experimental and avant-garde music.