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Market Pulse: Friday July 31 – AI Capex Split Screen

Market Pulse: Friday, July 31 – The AI Capex Split Screen

Market Pulse open take: Friday, July 31 – AI capex split screen after MSFT and Meta earnings

Market Pulse: Friday, July 31 – The AI Capex Split Screen

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  • Microsoft +15.5% and Meta -8.0% on the same day — the market is now grading hyperscalers on AI-capex cash conversion, not on ambition.
  • The Fed held rates at 4.75-5.00%, but the 10Y ticked up to 4.66% while Q2 GDP came in at a sluggish 1.5% — a quietly restrictive backdrop under a rallying tape.
  • Apple and Amazon both reported after the Thursday bell. Pre-market reactions are the next data point on the cloud-versus-consumer split.

The market handed out its verdict on hyperscaler AI spending in a single 90-minute window Thursday, and it wasn’t subtle. Microsoft closed +15.5% on record cloud revenue — the reward for AI capex that actually converts into billed compute. Meta closed -8.0% after cash flow dropped 91% year-over-year while Mark Zuckerberg spent the week writing op-eds about superintelligence. Same theme, opposite grades. The Fed held rates the same afternoon and the tape barely blinked — S&P +1.66%, Nasdaq +2.78%, VIX crushed 17% to 17.09. Investors have stopped debating whether AI capex is high. They’re pricing which companies can carry it.

What moved overnight

The Fed’s hold at 4.75-5.00% was priced in and priced out again in about an hour. S&P recovered to 7,438 (+1.66%), Nasdaq ripped to 25,122 (+2.78%), Dow lagged at +1.19%. The bond market yawned — 10Y up 4bp to 4.66%. Then earnings ran the tape. Microsoft’s cloud beat pulled Micron, Sandisk and the entire memory complex higher into the close. Meta’s compute-spend conundrum did the opposite for anyone whose capex plan isn’t yet monetized. Gold caught a real bid too, +3.1% to $4,160 — a quiet vote on whether Kevin Warsh’s Fed chair candidacy is the credibility problem some MarketWatch columnists are calling it. VIX at 17 says the tape doesn’t think Thursday’s after-hours prints (Apple, Amazon) blow anything up. That may prove optimistic.

Trending in markets right now

Two threads dominate what investors online are talking about, and they braid into one question. First: the hyperscaler cash-flow gap. Meta’s free cash flow dropped 91% — that number is doing the rounds because it puts a specific figure on the “AI capex is real money” concern that had been abstract. Social conversations are fixated on whether the same math shows up in Amazon’s print (AWS margin against data-center build) and whether Apple’s services beat can offset iPhone flatness. Second: the Aschenbrenner story. Citadel buying Situational Awareness’s stock portfolio after steep losses — reported by the Wall Street Journal — has crystallized a broader anxiety about celebrity AI investors holding thesis positions that haven’t survived a higher-for-longer rate path. Google search interest is surging in “OpenAI pricing” after the API price cut, itself being read as evidence enterprise AI budgets are being scrutinized. Underneath it all: Q2 GDP came in at 1.5%, sluggish enough to make yesterday’s hold look more restrictive than it did on the day. For yesterday’s take on the dissenting Fed votes see our Thursday Open Take on the three dissenters; for the cap-tier price-action recap see Thursday’s Biggest Movers.

Three things to watch today

Apple and Amazon reactions in the pre-market open. Both reported after Thursday’s bell. Watch AWS revenue growth against consensus near 18% and Apple’s services margin — the AI-monetization question routes through both. If AMZN opens up and AAPL doesn’t, the market is telling you the cloud beat is real and the consumer-hardware print isn’t.

The 10Y at the 4.7% line. Thursday’s 4bp move looks small until you note the sluggish 1.5% GDP print didn’t rally bonds. That’s an inflation-persistence tell, not a growth-fear tell. If 10Y takes 4.75% today, the equity rally has to explain itself.

Kevin Warsh headlines. MarketWatch’s “Wall Street cred takes a hit” piece plus a run of Barron’s-style credibility takes suggest the Fed chair succession story is priced in nowhere yet. Any leak or on-record comment moves gold and the dollar first, equities second.

Bottom line

The takeaway from the Microsoft-Meta split isn’t that AI capex is bad. It’s that the market is now sorting hyperscalers on cash conversion, not on revenue growth or model quality alone. That sort will run through Apple and Amazon in the next 12 hours and through the semi complex for the rest of the summer. The Fed hold gave the tape permission to keep rallying, but a 4.66% 10Y with 1.5% GDP is a bar. Watch AWS revenue growth in Amazon’s print. If it slows below 17%, the “cloud beat” narrative from Microsoft becomes company-specific rather than thematic — and the chip rally recompresses fast.

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