The marketing industry spent June 4 watching money move in two directions at once: into the computing power that now underpins digital discovery, and into the new places where advertising is bought and shown. Pinterest set the day's largest single marker.

The compute bill behind AI discovery

Pinterest committed to spending $4 billion with Amazon Web Services through 2031, the largest infrastructure deal in the company's history and the financial backbone for the AI models that drive discovery across more than 600 million monthly users. The sum formalises a relationship dating to 2010 rather than starting a new one. What the renewed agreement adds is specificity about hardware. Pinterest will train its large language and vision-language models on AWS Trainium, Amazon's custom machine-learning silicon, while AWS Graviton, an Arm-based processor that already runs roughly a third of Pinterest's compute, takes on inference, the task of assembling a personalised feed each time someone opens the app. Training a model and serving it to hundreds of millions of people are distinct engineering problems; routing both through Amazon's own chips reduces Pinterest's dependence on third-party graphics processors and, the companies argue, lowers the per-query cost at a scale where small efficiencies compound.

The timing reflects figures that keep climbing. Pinterest reported 631 million monthly active users and $1.008 billion in revenue for the first quarter of 2026, an 18 percent year-on-year increase. Its proprietary recommendation system, the Taste Graph, feeds both organic discovery and advertising products such as Performance+, the automated campaign suite that accounted for 30 percent of lower-funnel revenue by the first quarter. The same agreement covers a migration from older Amazon EC2 environments to a Kubernetes setup on Amazon EKS, and it follows a January restructuring that cut roughly 780 roles while shifting resources toward AI. For advertisers, the mechanics matter at one remove: the precision of ad targeting depends on how often and how cheaply those models can be retrained, which is exactly what the deal is built to address.

Pinterest's spending sits inside a wider pattern, and Google supplied the day's clearest example of its physical cost. Google and its newly acquired power developer Intersect announced the Meitner Energy Center in Gray and Roberts Counties, Texas, a data center built alongside more than a gigawatt of wind, solar, and battery storage on a single site. One gigawatt is roughly the output of a large gas plant or two utility-scale reactors. Rather than draw that power from the regional grid after the fact, the project generates it on the same footprint, a design Google calls "power first" that sidesteps the interconnection queues slowing data center construction elsewhere. The facility will rely on advanced air cooling, limiting water use to restrooms and similar domestic needs, a pointed choice above the stressed Ogallala Aquifer. Google paired the announcement with a $10 million Texas Water Impact Fund and an 800-acre hub for up to 3,500 construction workers. It is the second co-located site the two have disclosed since Google closed its $4.75 billion purchase of Intersect in March, part of a $40 billion Texas commitment running through 2027.

DoorDash's commerce-media turn

If Pinterest and Google represent the supply of computing, DoorDash spent the same day expanding the demand side. The delivery company recast its advertising unit as a full commerce-media platform serving more than 400,000 advertisersacross DoorDash, Wolt, and Deliveroo, with six product changes announced together. The headline format, Spotlight, is a premium homepage placement aimed at discovery rather than capture; in early testing it produced click-through rates twice those of standard banners, with first-time customers making up more than 20 percent of sales for restaurants and over 36 percent for consumer-goods brands. That figure of 400,000 is unusually broad because it counts the long tail of restaurants and grocers, not only the brand partners that rival networks tend to report, which makes direct comparison with Amazon or Criteo awkward.

The offsite reach comes through Symbiosys, which DoorDash bought in 2025 and which now extends campaigns into search, social, and display across the Americas, Europe, and Asia-Pacific. The Magnum Ice Cream Company, the first brand to run Symbiosys' full social suite with DoorDash, saw an 85 percent rise in new consumers against the prior period, a single-advertiser result rather than a platform average. Measurement runs through a new LiveRamp clean room, where advertiser and DoorDash first-party data are matched without either side seeing the other's raw records. Across campaigns analysed that way, DoorDash said more than 80 percent of consumers reached were new to the advertiser's customer base, and a national restaurant chain found 81 percent of its DoorDash engagers absent from its other records. Two automation tools round out the release: Smart Campaigns now support buy-one-get-one offers, and a new auto-bidding option lets brands set a minimum return-on-ad-spend floor, which more than 95 percent of test campaigns cleared in February. "Consumers come to DoorDash ready to buy, and that's a fundamentally different opportunity for advertisers than most platforms can offer," said Toby Espinosa, the company's vice-president of ads, a framing that sells intent rather than reach.

Roblox opens to under-13s, but holds the line on automation

The day's fourth move ran against the automation current. Roblox named the youth-focused marketplace SuperAwesome as its exclusive advertising partner for users under 13, opening that audience to brands for the first time after years of withholding it. The approach is deliberately narrow. There will be no programmatic buying for under-13s at all; ads run as direct deals only, confined to home-screen banners and certain in-game billboards carrying static or video creative, with rewarded video, which encourages longer play, excluded. Roblox tied the caution to recent safety work, including new age verification and separate tiers for younger children and teenagers, and said the aim was a standardised, age-appropriate pathway rather than the open marketplace it offers older users. The contrast with DoorDash is instructive: where one platform pushes machine-led bidding deeper into the buy, another concludes that for its youngest audience, human-controlled, hand-sold inventory is the only acceptable model.

Taken together, the four announcements trace a single chain. Billions of dollars in custom silicon and on-site power are being committed to the AI systems that decide what users see; those systems feed an expanding set of commerce surfaces, from a delivery homepage to a children's game; and the question of how far to automate the transaction is being answered differently depending on who is watching. Whether the underlying spending pays off is a separate matter, and one the day's financial reporting did not leave unexamined.

Also noted

  • June 4 Apple's App Store reached $1.4 trillion in developer billings in 2025, with AI-featured apps growing four times faster than the rest and ad revenue of $151 billion, reported by PPC Land.
  • June 4 Google launched Search profiles in the United States, giving publishers a dedicated page across Search and Discover to gather articles, posts, and audience data, detailed here.
  • June 4 Amazon pledged more than 10 billion euros to European fulfilment, unveiled a next-generation Proteus robot, and promised 25,000 jobs, covered by PPC Land.
  • June 4 Google Wallet began adding EU digital IDs for select states this summer, a Sparkasse age credential, and direct checkout through Airwallex, reported here.
  • June 4 Investor Ray Dalio told a Bloomberg summit that US borrowing, running about $2 trillion beyond receipts, has passed a point of no return, a macroeconomic backdrop to the week's capital commitments, via The Spend.