I thought B.O.B's was the best response. Regardless, people don't understand that he's just trying to up competition. There was an interview with all of T.D.E. (Kendrick, Ab Soul, Schoolboy Q and Jay Rock) and they were all like "I'm the best" "No I'm the best". It's how rap used to be. It wasn't a diss. I mean fuck, he brought up Big Sean, who made the song, and J Cole who he's tight with.
Here's Big Sean's response on everything: