Per them, the methodology is this
So, let’s start with our methodology. This is a list of the hottest rappers not the best. (We have other listsfor that.) So skill isn’t the determining factor. This is a temperature check on a given rapper’s impact on the scene; we’re judging rappers on the music they put out and its impact, while also considering how anticipated pending new releases are. (We locked the list on March 24th, 2026.)
to which I say after actually looking at the list: bullshyt.
We actually have fairly objective streaming and touring data that does a way better job of quantifying what they purport to be measuring here