Our summer fastest-growing vendors list just dropped Brex released its summer fastest-growing vendors list, reporting that infrastructure companies dominated, indicating that the real AI growth is in the underlying technology rather than applications. Brex on X: "Our summer fastest-growing vendors list just dropped, and the story is: infrastructure won. Turns out the real AI hype isn't the app, it's what's under it." Our summer fastest-growing vendors list just dropped, and the story is: infrastructure won. Turns out the real AI hype isn't the app, it's what's under it.