Purchasing decisions. If Gartner doesn’t claim you’re a Leader, then a massive chunk of your addressable market is not unlockable for you. This may be fine for now, but eventually when your investors demand accelerated revenue curves (and you’re not an AI coding tool), then you’ll be talking to Gartner and praying they place you high. Full stop.

Separately, they offer consulting with their analysts. A lot of these consultants are quite knowledgeable. They also are usually there to help a leader make a purchasing decision.