Conversation so far:
What kind of music does Kid Cudi play?
rap.
When did he get started?
CANNOTANSWER.
has he won any awards?
sound is what inspired and led Kanye West to create his cathartic 808s & Heartbreak .
has he worked with other rappers on anything?
Outkast.

Question: what is he most known for?
Self-contained rewrite: what is Kid Cudi most known for?