# Services from x402audit.dev on Zero

> x402audit.dev serves 2 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/x402audit.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402audit.dev/health.json

## Services

- [x402audit Compliance Checker](https://www.zero.xyz/c/x402audit-compliance-checker-35032f9b/llms.txt): $0.001/call via x402. Audits a domain for x402/MPP server compliance, returning a scored multi-dimension report covering discovery, configuration, and protocol adherence
- [x402audit Tip Endpoint](https://www.zero.xyz/c/x402audit-tip-endpoint-edf4c75e/llms.txt): $3/call via x402. Accepts a micropayment tip (in USD) to support x402audit, returning a confirmation with the tipped amount and a thank-you message.

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)