x402 Protocol — Autonomous Agent Payments
ChatGPT Agents
Making Credit Card Purchases Autonomously
Watch an AI agent enroll a credit card, pay for gated publisher content via the x402 protocol, and synthesize a research report — all without human intervention.
Visa Intelligent Commerce
Nevermined x402
Step 1
Card & Mandate Setup
User enrolls their credit card, creates a spending mandate, and gets an NVM API key through the enrollment portal.
Step 2
Agent Constructs x402 Payload
The AI agent builds an x402 payment header using the Nevermined SDK, authorizing a charge.
Step 3
Content Retrieved & Report Built
Gated articles are unlocked. The agent synthesizes them into a polished research report.