Mastercard, Visa, and Experian Just Validated Attest's Entire Thesis

Something notable happened this year that hasn't gotten much small-business attention: Mastercard, Visa, Experian, Google, IBM, and Fiserv all started building the same piece of infrastructure at the same time - a trust layer that proves what an AI agent was actually authorized to do before it acts.

Mastercard and Google shipped Verifiable Intent, a cryptographic record of what a user authorized when an agent transacts on their behalf. Experian shipped Agent Trust, a human-to-agent binding service built with Visa and Cloudflare. Visa has its own Trusted Agent Protocol. IBM signed on to all of it.

None of these companies compete on much. They compete on almost everything else. When this many payment giants converge on the same problem in the same year, it's not a trend - it's an admission that the old model (an agent just... does the thing, and you hope it did the right thing) doesn't survive contact with real money.

The Part That Applies to You Right Now

Here's the catch: Verifiable Intent, Agent Trust, and Trusted Agent Protocol are being built for enterprise-scale card networks and merchants processing agentic transactions at massive volume. They are not a small business's Tuesday afternoon problem to integrate.

But the underlying principle they're all racing to solve is exactly the one every SMB running an AI agent already has, today, with no card network involved:

Can you prove what your agent was authorized to do, versus what it actually did?

If an agent sends an email, updates a customer record, or moves money, and something goes wrong, "the agent probably did the right thing" is not an answer a client, a bank, or a regulator will accept in 2026. The card networks know this. That's why they're spending real engineering budget on cryptographic proof-of-authorization instead of trusting agent output.

You Don't Need Mastercard's Budget to Get the Same Discipline

The three things Verifiable Intent and Agent Trust are built around translate directly to a small operation:

1. Explicit authorization before action - the agent should know exactly what it's cleared to do, not "you have access, use your judgment." 2. A tamper-resistant record of what happened - not a log you'd have to reconstruct after the fact, but a real audit trail generated at the moment of action. 3. A verification step between intent and execution - the point where a consequential action (a payment, a customer message, a data change) gets checked before it goes live, not after.

That's the same three-part structure Mastercard just spent a year building for card transactions. Attest builds it for small business AI agents - scoped to what a business with no security team can actually run day to day.

This Week's Action

If you're running an AI agent with access to anything that matters - a mailbox, a database, a payment flow - ask whether you could produce, right now, a clean record of what it was authorized to do versus what it did. If the honest answer is "not really," you're carrying the exact risk the biggest payment companies in the world just spent a year and a fortune building infrastructure to eliminate.

See how Attest verifies AI agent actions before they hit production →