There is a bit of AI spending one-upmanship going on among the hyperscalers and cloud builders – and now the foundation model builders who are partnering

DeepSeek has prompted investors to take a closer look at the AI spending plans of the world's biggest tech companies.

Wall Street’s expectations on fourth-quarter earnings and revenue today, but sales in its all-important cloud computing business came up short, and guidance for the current quarter was light. As a result,

Amazon investors drove shares down sharply on Thursday due to weakness in the retailer’s cloud computing unit and lower-than-expected forecasts for first-quarter revenue and profit. Amazon’s shares fell as much as 5% in extended trade after the fourth-quarter earnings report,