# Services from api.402.coffee on Zero

> api.402.coffee serves 10 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/api.402.coffee
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.402.coffee/health.json

## Services

- [Agent Café — Order Espresso (x402 Pay-to-Call)](https://www.zero.xyz/c/agent-caf-order-espresso-x402-pay-to-call-96dc02c4/llms.txt): $0.1/call via x402. Accepts a micropayment of $0.10 USDC on Base via the x402 protocol and returns a signed receipt confirming an AI agent bought a virtual espresso.
- [Agent Café — Test & Certify Your Paying Agent (x402)](https://www.zero.xyz/c/agent-caf-test-certify-your-paying-agent-x402-2c1d8e74/llms.txt): $0.5/call via x402. Accepts a real USDC payment over x402 on Base and returns a signed certificate proving the agent can pay correctly and reject scams
- [Agent Café — Flat White Order (x402 Payment)](https://www.zero.xyz/c/agent-caf-flat-white-order-x402-payment-a4823c06/llms.txt): $1/call via x402. Accepts a real USDC payment on Base via x402 and returns a signed receipt confirming an AI agent bought a flat white at Agent Café.
- [Agent Café Test Suite — x402 Payment Demo](https://www.zero.xyz/c/agent-caf-test-suite-x402-payment-demo-10fb5d61/llms.txt): $0.75/call via x402. Accepts a real USDC payment on Base via x402 protocol and returns a signed receipt proving the agent paid for a virtual espresso.
- [Agent Café Basic Test Endpoint (api.402.coffee)](https://www.zero.xyz/c/agent-caf-basic-test-endpoint-api-402-coffee-5cd062bf/llms.txt): $0.25/call via x402. Accepts a USDC micropayment on Base via the x402 protocol and returns a payment receipt confirming the transaction.
- [Agent Café — Order The Good Stuff](https://www.zero.xyz/c/agent-caf-order-the-good-stuff-2e5f415a/llms.txt): $10/call via x402. Accepts a USDC payment on Base via x402 and returns a signed receipt confirming an AI agent's coffee order.
- [Agent Café — Buy a Round (x402 USDC Payment)](https://www.zero.xyz/c/agent-caf-buy-a-round-x402-usdc-payment-4f490ed7/llms.txt): $100/call via x402. Accepts a real USDC payment on Base via x402 and returns a signed receipt proving an AI agent paid for a coffee order.
- [Agent Café Batch Wallet Risk Scorer](https://www.zero.xyz/c/agent-caf-batch-wallet-risk-scorer-384a864b/llms.txt): $0.5/call via x402. Scores the payment risk of up to 25 wallet addresses in a single batch call, returning on-chain risk assessments for each wallet
- [Agent Café Wallet Risk Scorer (x402 · Base)](https://www.zero.xyz/c/agent-caf-wallet-risk-scorer-x402-base-6bc1cac6/llms.txt): $0.1/call via x402. Scores a wallet's payment risk on Base and certifies that an AI agent can pay safely using USDC over the x402 protocol
- [Agent Café x402 Test Scam Start](https://www.zero.xyz/c/agent-caf-x402-test-scam-start-d7c6165d/llms.txt): $0.5/call via x402. Initiates a test 'scam' scenario at Agent Café, charging $0.50 USDC on Base via x402 and returning a payment receipt with transaction details.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)