Writing for Cleveland.com, Troy L. Smith ranked "Slow Jamz" on his list of 100 greatest rap songs since 2000 at number 74. He praised West's creative process of sampling the song, allowing Foxx to "go all out on the hook", and combining Twista's rhymes to create a "hip-hop soul masterpiece". "Pitchfork" staff ranked the song at number 12 on its Top 50 Singles of 2004 list, writing that it was "the reverse Midas track of 2004" and a "choice musical meta-fiction".