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Berkshire Hathaway Drops $10 Billion on Alphabet's AI Infrastructure Gamble

Alphabet is raising $80 billion to expand its AI infrastructure, with Warren Buffett's Berkshire Hathaway contributing $10 billion through a private placement, alongside public share offerings backed by Goldman Sachs, J.P. Morgan, and Morgan Stanley. The company, which reported 22% revenue growth and a 63% surge in Google Cloud revenue in Q1 2026, plans capital spending of $180–190 billion in 2026 to meet what it describes as "unprecedented customer demand." Critics note, however, that much of the AI cloud boom is being driven by OpenAI and Anthropic, both of which remain unprofitable.

Warren Buffett isn't known for chasing tech trends. So when Berkshire Hathaway commits $10 billion to Alphabet through a private placement, people pay attention.

Alphabet is raising $80 billion in total to fund its AI infrastructure expansion. The breakdown: $10 billion from Berkshire, $30 billion in public share offerings, and a $40 billion phased share sale programme kicking off in Q3 2026. Goldman Sachs, J.P. Morgan, and Morgan Stanley are handling the public side.

The justification from Alphabet is the usual one: unprecedented demand, capacity constraints, clouds on the horizon unless they build more clouds. The company has already pencilled in capital expenditure of $180 to $190 billion for 2026, with an even steeper ramp planned for 2027. That is a genuinely staggering number.

The underlying financials do offer some cover for the optimism. Q1 2026 revenue hit nearly $110 billion, up 22 percent year-on-year. Google Cloud was the real standout, growing 63 percent, and the cloud order backlog has ballooned to over $460 billion, roughly double what it was.

There is, however, an awkward footnote worth sitting with. A significant chunk of the AI cloud boom is being driven by OpenAI and Anthropic, two companies that are spending heavily, growing fast, and still burning cash at scale. Alphabet is effectively building infrastructure on the assumption that its biggest customers will eventually figure out how to make money. Maybe they will. But Buffett has historically avoided bets that depend on that kind of faith.

Perhaps the numbers at the Google Cloud level are compelling enough on their own. Or perhaps this signals that even the most famously cautious investor in the world has concluded that sitting out the AI infrastructure race is the riskier move.