# Services from sqlguard-io.fly.dev on Zero

> sqlguard-io.fly.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/sqlguard-io.fly.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/sqlguard-io.fly.dev/health.json

## Services

- [SQLGuard Prepaid Volume Credits (Micro)](https://www.zero.xyz/c/sqlguard-prepaid-volume-credits-micro-c4f2979e/llms.txt): $0.1/call via x402. Purchase prepaid micro-volume credits ($0.10 USDC each, up to 5) for use with SQLGuard's SQL validation and verification endpoints.
- [SQLGuard Session Certificate](https://www.zero.xyz/c/sqlguard-session-certificate-c242cb93/llms.txt): $0.25/call via x402. Creates a short-lived Ed25519-signed session certificate granting 10 authorized execution slots (~30 minutes) for an agent identity, paid via x402 at $0.25 USDC.

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)