Investors are betting with their wallets that the rising demand for artificial intelligence (AI) computing power will drive huge earnings growth for the likes of Nvidia. They are forgetting one company that will be an underrated beneficiary of AI growth: Amazon (AMZN -3.07%). However, with Anthropic hitting a growth inflection, AWS' revenue should start to accelerate in the coming quarters. Bringing AI to e-commerceNot only will AWS earnings benefit from AI, so too will Amazon's e-commerce and media business. Thirty times EBIT on $100 billion in earnings is a $3 trillion market cap.