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Alphabet Inc. just told Wall Street its AI era is going to be expensive — and that might be the point

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Alphabet Inc. just told Wall Street its AI era is going to be expensive — and that might be the point

TL;DR

Quick Summary

  • Alphabet posted $113.8B revenue in Q4 2025 (+18% YoY) and guided $175–$185B in 2026 capex — up from $91.4B in 2025.
  • Google Cloud grew 48% YoY in Q4 2025 to $17.7B and exited 2025 at a $70B+ annual run rate, turning AI demand into long-term infrastructure business.
  • YouTube topped $60B in 2025 revenue (ads + subs), while Alphabet reported 325M+ paid subscriptions across consumer services — funding the AI buildout.

#RealTalk

Alphabet’s AI story isn’t “cool demos” anymore — it’s “we’re building utilities.” The bet is that owning the infrastructure layer matters as much as owning the apps.

Bottom Line

For investors, the key question isn’t whether Alphabet can afford heavier spending — it clearly can — but whether this capex wave translates into durable growth beyond ads. Watch whether Cloud momentum and subscription growth keep doing the unglamorous job of paying for the AI ambition.

Alphabet’s latest earnings story has two plot lines, and they’re both very 2026.

First: the company is still a machine that prints cash from the internet as we know it — Search, YouTube, Android, the whole default stack of modern life.

Second: Alphabet is openly shifting from “we’re adding AI features” to “we’re rebuilding the factory,” and it wants investors to get comfortable with the price tag.

What Alphabet actually said

On February 4, 2026, Alphabet reported fourth-quarter 2025 results that made one thing clear: the company isn’t treating AI as a side quest.

Quarterly revenue was $113.8 billion in Q4 2025, up 18% year over year, and quarterly net income was $34.5 billion (up 30%). For full-year 2025, Alphabet said revenue reached $402.8 billion, up 15% — the first time it’s crossed the $400 billion mark.

But the headline that stuck wasn’t just “big quarter.” It was spending.

Alphabet said 2026 capital expenditures are expected to be $175–$185 billion. For context, the company spent $91.4 billion in capex during 2025. This is the corporate equivalent of saying: yes, we heard you like AI — so we bought the entire power grid.

Why the spending matters (and why it’s not just a flex)

“Capex” is one of those finance words that can feel like background noise until it suddenly becomes the main character of the earnings call. Here, it’s basically the cost of building enough data centers, chips, and infrastructure to keep Gemini (and everything attached to it) running at scale.

Alphabet’s message was simple: demand is here, and supply (compute) is the bottleneck.

The more interesting angle is what this implies about Google Cloud and the AI arms race. Alphabet said Google Cloud revenue grew 48% in Q4 2025 to $17.7 billion, and the business exited 2025 at an annual revenue run rate of $70+ billion. It also disclosed cloud backlog of $240 billion.

That’s not a vibe shift — it’s a business shift. Cloud is where AI infrastructure demand turns into multi-year contracts, and Alphabet is signaling it wants to be a default provider, not a nice-to-have option.

YouTube and subscriptions are quietly doing the heavy lifting

AI is the attention magnet, but Alphabet’s “boring” businesses are the ones paying for the future.

Alphabet said YouTube’s annual revenue (ads plus subscriptions) surpassed $60 billion in 2025. It also reported more than 325 million paid subscriptions across its consumer services (with Google One and YouTube Premium doing a lot of the work).

Translation: Alphabet isn’t just living on ad cycles. It’s stacking recurring revenue the way every modern platform wants to — and using that cushion to fund a once-in-a-generation infrastructure build.

The Apple-shaped question Alphabet didn’t answer

There’s also a strategic soap opera here. Alphabet has been linked to an AI partnership with Apple related to Siri. On the February 4, 2026 earnings call, Alphabet notably avoided going deep on it — even when asked.

That silence is telling. If the partnership is real and meaningful, it’s both an opportunity and a landmine:

  • Opportunity: distribution. Apple’s ecosystem is the biggest “default settings” prize in consumer tech.
  • Landmine: dependency and scrutiny. Alphabet already lives under a regulatory microscope, and anything involving Apple tends to attract more cameras.

Why this matters if you own broad-market funds

Even if you don’t hold Alphabet directly, it’s a major weight in big index ETFs like SPY, VOO, and IVV. When a company at this scale decides to double down on infrastructure spending, it’s not just a company story — it becomes a market story.

Alphabet is basically saying: the next internet platform layer will be built on compute, and we’re buying the land first.