Category 7 of 9

# Pay Settle the bill

Classic-web analog: HTTP 402, finally used

How an agent pays for a resource, authorises a payment on a person's behalf, or completes a purchase.

- [Agent Payments Protocol](/protocols/ap2/) AP2 [AP2 Checkout Mandate](/protocols/ap2-checkout-mandate/)

- [Agora (agent marketplace protocol)](/protocols/agora-commerce-protocol/)

- [EMV Agentic Payments – Framework for Specifications](/protocols/emv-agentic-payments/) EMV Agentic Payments

- [ERC-8183: Agentic Commerce](/protocols/erc-8183/) ERC-8183

- [Universal Commerce Protocol](/protocols/ucp/) UCP

- [VCAP: Verified Commerce for Agent Protocols](/protocols/vcap/) VCAP

- HTTP 402 family [L402](/protocols/l402/)
- [Machine Payments Protocol](/protocols/mpp/)
- [s402](/protocols/s402/)
- [x402](/protocols/x402/)

- Protocols called ACP [Agentic Commerce Protocol](/protocols/agentic-commerce-protocol/)

## Terms
- [Facilitator](/terms/facilitator/)
- [Mandate](/terms/mandate/)