Tag: USDC

Two AI agents exchanging a USDC payment over the A2A x402 protocol on the Base network
Commerce

A2A x402 Tutorial: Build Agent-to-Agent USDC Payments

This a2a x402 tutorial walks the full agent-to-agent USDC payment flow in…

By Surya Koritala
36 Min Read
Diagram of the AP2 mandate chain showing a signed Intent Mandate flowing into a merchant Cart Mandate and a user-signed Payment Mandate settling in USDC
Commerce

AP2 Mandate Chain Python Tutorial: Intent to Cart to Pay

This AP2 mandate chain Python tutorial walks you through signing an Intent…

By Surya Koritala
40 Min Read
Diagram of an AI agent paying a paywalled API over HTTP 402 with USDC on Base, showing the request, 402 payment-required response, and X-PAYMENT retry
Commerce

x402 Payments for an AI Agent in Python: 2026 Tutorial

Add x402 payments to an AI agent in Python: a testnet-first tutorial…

By Surya Koritala
30 Min Read