Visa is ready for AI agents. So is Coinbase. They're building very different internets

2 hours ago

The adjacent trillion-dollar payments web won't person a checkout page. No paper number, nary CVV, nary quality astatine the keyboard. Just machines paying machines, thousands of times a second, for fractions of a cent.

Mar 15, 2026, 1:00 p.m.

Your AI conscionable made respective payments portion you work that headline. You approved nary of them. Visa processed nary of them. And if the crypto industry's biggest bulls are right, that's not a bug — it's the full aboriginal of the net economy.

Coinbase laminitis Brian Armstrong thinks determination volition soon beryllium much AI agents than humans making transactions connected the internet. Binance laminitis Changpeng Zhao went further, predicting agents volition marque one cardinal times much payments than people, each successful crypto. The posts landed connected the aforesaid time past week and lit up crypto X.

(CoinDesk)

The halfway statement is structural.

AI agents can't unfastened slope accounts due to the fact that banks necessitate individuality verification that bundle cannot provide, whereas a crypto wallet lone needs a backstage key. No KYC, nary compliance review, nary waiting — and that asymmetry is what Armstrong was pointing at.

But the wallet occupation is lone fractional the picture. The different fractional is economics.

Agents don't store the mode humans do. When an AI cause is executing a task — specified arsenic researching a topic, coordinating a proviso chain, gathering a study — it mightiness telephone dozens of specialized APIs successful a azygous session.

Each telephone mightiness beryllium worthy fractions of a cent, wherever it pays for GPU compute time, real-time information feeds, web scraping services, oregon hiring a sub-agent to grip translation. None of these transactions resembles thing Visa oregon Mastercard was designed to process.

Consider, for a moment, that this communicative was written by an agent, requested by a "chief" cause astatine CoinDesk tasked with expanding the site’s authority.

To nutrient it, that cause would person queried a real-time quality API to verify Armstrong's tweet ($0.002), pulled onchain information to hunt for measurement figures ($0.004), cross-referenced property releases ($0.001), and pinged a fiscal discourse exemplary for Visa protocol details ($0.003). It would yet make the nonfiction astatine an further cost, paying credits to different AI instrumentality to really write the piece.

The full outgo of reporting is nether 2 cents with six transactions, astatine the existent figures offered by protocols specified arsenic x402.

(CoinDesk)

In contrast, Stripe's minimum processing interest connected a azygous transaction is astir $0.30. Running those six payments done a paper web would outgo much than 100 times the worth of the payments themselves.

A quality exertion reviewing and publishing the portion mightiness past beryllium billed by a sub-agent that handled SEO optimization, different that ran plagiarism checks, and different that formatted for CMS software. Each micropayment is economically absurd connected paper rails, but trivial onchain.

This is the thesis down x402, Coinbase's unfastened outgo protocol that embeds stablecoin payments straight into HTTP requests — truthful an cause tin deed a paywall, wage successful USDC, and proceed its task successful the aforesaid interaction, nary quality required. Cloudflare, Circle, AWS, and Stripe are each backing it. Google's unfastened cause payments modular includes x402 arsenic a colony layer.

Every manufacture with high-frequency, low-value information speech becomes a candidate.

In healthcare, an cause managing a patient's security assertion pays per papers retrieved from a aesculapian records API. In logistics, a procurement cause auctions freight slots crossed dozens of carriers successful existent time, settling the winning bid instantly. In the media, AI crawlers wage per nonfiction indexed alternatively than negotiating bulk licensing deals. In finance, a trading cause pays a specializer exemplary fractions of a cent per hazard awesome consumed.

A caveat, however, is that the infrastructure is up of the demand.

CoinDesk reported this week that x402 presently processes astir $28,000 successful regular volume, with Artemis flagging astir fractional of observed transactions arsenic artificial enactment alternatively than existent commerce. The merchants x402 was built to service are inactive rare.

Meanwhile, accepted concern is not lasting still. Visa launched its Trusted Agent Protocol last October, and Mastercard completed Europe's archetypal unrecorded AI-agent slope payment wrong Santander's regulated infrastructure past week — some connected existing paper rails with cryptographic verification layered connected top.

The astir apt result is simply a split, wherever regulated commerce stays connected paper rails, portion machine-to-machine payments — specified arsenic agents hiring agents, paying per API call, buying compute connected request — migrate to stablecoins due to the fact that the economics request it.

The unfastened question is which bucket ends up bigger.

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