Major cloud service providers are expected to place greater emphasis on operating efficiency and financial discipline in the second half of 2026 as AI-driven infrastructure spending surges. Amazon, Alphabet and Microsoft reported combined cloud revenue of $106.3 billion in the second quarter, up 43% annually, while new results showed Oracle's cloud segment growing 93%, Alphabet's Google Cloud accelerating to 82% and Amazon's AWS posting its fastest growth in 18 quarters. The companies are expected to raise total capital expenditure to $745 billion, research institution Digitimes said in a report carried by ChainCatcher.