For much of the AI boom, there have been whispers about Nvidia’s frenzied dealmaking. The chipmaker bolstered the market by pumping money into dozens of AI startups, many of which rely on Nvidia’s graphics processing units to develop and run their models. OpenAI, to a lesser degree, also invested in startups, some of which built services on top of its AI models. But as tech firms have entered a more costly phase of AI development, the scale of the deals involving these two companies has grown substantially, making it harder to ignore.