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What Happens When AI Agents Can Spend Your Money?

What happens when AI agents start spending your money? VGS' Terry Angelos argues that agentic commerce will need new payment infrastructure that gives AI the ability to transact without sacrificing the protections consumers expect. Terry joins a16z General Partner Alex Rampell to discuss the emerging wallet wars, how agentic tokens could enable secure purchases, and what happens when an AI buys the wrong thing. They also explore why merchants may resist agentic commerce, how AI could change credit card rewards and subscriptions, and who controls the customer relationship when agents make purchasing decisions on our behalf. Timestamps: 00:00 Intro 00:56 What a payment credential actually is 09:48 When agentic commerce changed the game 13:43 The wallet wars 19:42 Stripe as the AOL of agentic commerce 23:51 The new agentic token standard 29:45 The three checks behind every transaction 35:43 Why Amazon blocked Muse 39:47 Over-hyped vs under-hyped 47:09 Where VGS goes next Resources: Follow Terry Angelos on X: https://x.com/terryangelos Follow Alex Rampell on X: https://x.com/arampell Stay Updated: If you enjoyed this episode, be sure to like, subscribe, and share with your friends! Find a16z on X: https://twitter.com/a16z Find a16z on LinkedIn: https://www.linkedin.com/company/a16z Listen to the a16z Show on Spotify: https://open.spotify.com/show/5bC65RDvs3oxnLyqqvkUYX Listen to the a16z Show on Apple Podcasts: https://podcasts.apple.com/us/podcast/a16z-podcast/id842818711 Follow our host: https://x.com/eriktorenberg Please note that the content here is for informational purposes only; should NOT be taken as legal, business, tax, or investment advice or be used to evaluate any investment or security; and is not directed at any investors or potential investors in any a16z fund. a16z and its affiliates may maintain investments in the companies discussed. For more details please see http://a16z.com/disclosures.

Terry AngelosguestAlex Rampellhost
Oct 15, 202650mWatch on YouTube ↗

At a glance

WHAT IT’S REALLY ABOUT

AI agents with payment credentials ignite wallet wars and new standards

  1. The episode explains how payment credentials (PANs and especially network tokens) enable AI agents to complete purchases, shifting agents from suggestion engines to autonomous doers.
  2. VGS’s core role is neutral credential vaulting and tokenization, letting merchants and AI apps avoid direct PCI scope while supporting multi-processor setups and automated card updates.
  3. Agentic commerce is triggering “wallet wars,” where Stripe Link, Shop Pay, PayPal, and others race to connect large credential bases and merchant reach to AI agents.
  4. Today’s walled-garden workarounds (wallets buying on your behalf with virtual cards) can break chargebacks and merchant-customer continuity, motivating new network-backed “agentic token” standards.
  5. The discussion highlights emerging tensions: merchant resistance (e.g., Amazon blocking agents), unresolved liability for agent mistakes, and likely new rules/terms as agents optimize around rewards, subscriptions, and friction.

IDEAS WORTH REMEMBERING

5 ideas

Payment credentials are the “arms and legs” that turn AI from recommender to actor.

VGS captures, vaults, and tokenizes payment credentials so merchants and AI apps can transact without directly handling raw card data, reducing PCI DSS compliance burden and breach exposure.

Independent vaulting enables processor-agnostic routing and automatic credential updating at scale.

As merchants diversify across 3–5 processors on average, a neutral vault avoids duplicating storage and update logic across each processor’s vault and keeps credentials current (expiry, fraud reissues, network changes).

Agents shift competition from “top-of-wallet” to “agent-connected wallet dominance.”

Agentic commerce reignites “wallet wars” as wallets with the biggest consumer credential base and broadest merchant reach race to become the default funding source for agents (e.g., Link, Shop Pay, PayPal).

Walled-garden agentic checkout works—until something goes wrong or needs continuity.

In closed-loop flows (their “AOL” analogy), a wallet may buy on your behalf using a one-time virtual card and then charge you separately—smooth UX, but it breaks downstream norms like chargebacks, customer relationship, and follow-on purchases.

Agentic token standards are the bridge from proxy-buying to open, interoperable agent payments.

Card networks’ emerging “agentic tokens” aim to let wallets safely delegate a user’s credential to a verified agent, which then pays the merchant directly so the merchant sees the user’s card and standard protections apply.

WORDS WORTH SAVING

5 quotes

In the last three months, we've had this huge leap from agents being what I would call spectators to agents being actors because they effectively have arms and legs, which are payment credentials.

— Terry Angelos

So agents have all of a sudden become significantly more helpful and useful because they effectively have arms and legs, which are payment credentials.

— Terry Angelos

Stripe in many ways is like the AOL of agentic commerce.

— Terry Angelos

I kind of think of it as you can either be antagonistic to agentic commerce or you can be highly receptive.

— Alex Rampell

Everybody who's listening to this podcast, I almost guarantee you have a credential that's stored at VGS.

— Alex Rampell

Payment credentials, PANs, and network tokenizationPCI DSS and taking payments “out of scope”VGS as neutral credential vault and updaterMulti-processor payment routing and redundancyAgentic commerce and delegated authorityWallet wars: Link, Shop Pay, PayPalStripe as “AOL” walled-garden workaround (virtual cards) vs open agentic tokens

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