# Services from settle-check.vercel.app on Zero

> settle-check.vercel.app serves 3 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/settle-check.vercel.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/settle-check.vercel.app/health.json

## Services

- [settle-check Trust Probe API](https://www.zero.xyz/c/settle-check-trust-probe-api-0a01905e/llms.txt): $0.001/call via x402. Live-probes an x402 endpoint and returns a trust verdict with settlement evidence and a scored tier indicating whether the endpoint is actively settling payments.
- [settle-check Trust API](https://www.zero.xyz/c/settle-check-trust-api-48245c1d/llms.txt): $0.01/call via x402. Probes an x402 endpoint live, checks for settlement evidence, and returns a scored trust verdict indicating whether the endpoint is actively settling payments.
- [settle-check trust API – demand-pack](https://www.zero.xyz/c/settle-check-trust-api-demand-pack-0d1728b3/llms.txt): $0.05/call via x402. Returns a trust demand-pack for x402 endpoints, including live probe results, settlement evidence, and verdict tier classifications for USDC-on-Base/Mogami-settled APIs.

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)