Illustration for: Alphabet and Microsoft Just Raised the Capex Bar Again

Alphabet and Microsoft Just Raised the Capex Bar Again

Alphabet raised its 2026 capex guidance to $195-205B and Microsoft signaled FY27 spending will grow again, the clearest sign yet that AI infrastructure spending isn't decelerating despite investor unease over payback timelines.

By the Numbers

$195-205B
Alphabet 2026 capex
$180-190B
Prior guide
+82% YoY
Cloud revenue growth
Growing YoY
Microsoft FY27 capex
$18.4B
SpaceX Q2 capex
TC
By the Markets Desk
Edited by Trace Cohen · Early-stage VC & angel · Founder, New York Venture Partners
1 min read
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THE RUNDOWN

1

Alphabet's guide has moved three times in one year -- $175-185B originally, $180-190B in April, now $195-205B -- which makes this a trajectory rather than a one-off revision to a single quarter's build plan.

2

The market reaction is the tell: Alphabet beat on revenue at $119.8 billion with Cloud accelerating 82% to $24.8 billion, and the stock fell anyway, meaning investors are now pricing the spending line ahead of the growth line.

3

Amy Hood's 'demand signals across our portfolio' is the same message Alphabet delivered in plain numbers, and SpaceX's $18.4 billion Q2 capex makes three very different businesses guiding the same direction inside one six-week window.

4

The asymmetry matters for anyone pricing an AI-infrastructure round: a hyperscaler can absorb a multi-quarter payback miss on $205 billion of capex, while the venture-backed company selling into that spend cannot.

TC

The VC Read · Trace's Take

Trace Cohen

Two consecutive capex raises from Alphabet in one year, plus Microsoft's FY27 signal, is the strongest evidence yet that the hyperscalers aren't hedging their AI bet — they're doubling down on it publicly, guidance call after guidance call. The diligence question for any infra-adjacent portfolio company: does its revenue model actually capture a slice of that spend, or just ride the sentiment it creates?

Analysis

Alphabet raised its full-year 2026 capital-expenditure guidance to $195 billion-$205 billion during its July 22 earnings call, up from the $180 billion-$190 billion range it had already raised once before, in April, from an original $175 billion-$185 billion, according to CNBC. It's the second consecutive upward revision this year, and it came alongside a Q2 revenue beat of $119.8 billion, up 24% year over year, driven by Google Cloud revenue accelerating to $24.8 billion, an 82% jump. The stock fell anyway, as investors focused on the spending number rather than the growth number.

Microsoft told a similar story a week earlier. CFO Amy Hood said fiscal-2027 capex will grow year over year because of "demand signals across our portfolio" — corporate language for the same message Alphabet sent explicitly: neither company believes it has enough compute capacity yet, the Motley Fool reported.

Read against SpaceX's own $18.4 billion in Q2 capex — a number that spooked its stock even as revenue beat estimates — the pattern across three very different companies is the same: capex growth is outrunning revenue growth almost everywhere in AI infrastructure right now, and none of the three has signaled a plan to slow down.

The risk is obvious and mostly unpriced: none of this capex has to translate into revenue on the timeline these guidance raises assume, and a hyperscaler can absorb a multi-quarter miss far more easily than a venture-backed infrastructure startup can. That's the number set anyone pricing an AI-infrastructure round should be checking against actual reported capex trajectories, not headline valuations — because if Alphabet, Microsoft and SpaceX are all still raising guidance in the same six-week window, the capital chasing AI infrastructure deals isn't shrinking, whatever an individual stock does on the day it reports.

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