Amazon is still the biggest cloud provider. But amid the AI boom, analysts wonder if Microsoft is catching up.

Big Tech is spending more than ever on artificial intelligence - but the returns are rising too, and investors are buying in.

If there’s any lesson to take from the spending plans issued by the world’s largest technology companies over the past two ...

The venture capital round values the ChatGPT maker at $300 billion, and underscores the fierceness of the A.I. money race.