[Alphabet, Meta, Microsoft, and Amazon Plan to Invest $2.4 Trillion in AI Infrastructure] Alphabet, Meta, Microsoft, and Amazon have committed to investing $2.4 trillion in AI infrastructure over the coming years. Alphabet's outstanding procurement commitments total $902 billion, Meta disclosed future expenditures nearing $700 billion, and Amazon's capital expenditures this year will increase to $220 billion. Despite Alphabet and Amazon's free cash flow turning negative, all four companies have still raised their spending plans.