Alphabet is raising $80 billion to scale its AI infrastructure, backed by a $10 billion private investment from Warren Buffett. The company expects capital spending to hit $190 billion in 2026. That number will only go up.

The deal builds on a stake Berkshire has steadily expanded since late 2025, making Alphabet one of its biggest recent bets.

Alphabet said it plans to sell $80 billion in stock, including through a $10 billion investment by Berkshire Hathaway.

By Tomi Kilgore and Emily Bary