Circle and Proof Demonstrate AI Agent Payments
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AI-assisted source synthesis · not an independent investigation.
On October 20, 2026, Circle and Proof announced that they will demonstrate AI agent transactions at Money20/20. In the demonstration, the AI agent will present a verified identity credential through Proof’s x401 protocol and use USDC from the Circle Agent Wallet to pay merchants via x402. After the merchant verifies the credential signature, the transaction can be completed. The two companies stated that combining identity protocols with payment protocols can help businesses establish trust in AI agent transactions. The solution is currently still at the trade show demonstration stage.
AI-written from reports · updated 2 hours ago
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- PYMNTSCircle and Proof to demonstrate AI agent transactions supported by x401 and x402 at Money20/20
Circle and Proof will demonstrate at Money20/20 how AI agents present verified identity credentials through Proof’s x401 protocol and pay merchants in USDC through x402 from Circle Agent Wallet. Once merchants verify the credential signature, the transaction can be completed; the two companies said that combining identity and payment protocols can help businesses build trust in agent transactions.
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