# Services from api.freestylevault.com on Zero

> api.freestylevault.com serves 4 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.freestylevault.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.freestylevault.com/health.json

## Services

- [FuelTax IFTA Rates API – Quarter Changes](https://www.zero.xyz/c/fueltax-ifta-rates-api-quarter-changes-fae2e194/llms.txt): $0.01/call via x402. Returns the changes in IFTA fuel tax rates for a specific quarter compared to the prior period, sourced from the human-reviewed iftach.org quarterly matrix.
- [FuelTax IFTA Rates API – Quarterly Rate Lookup](https://www.zero.xyz/c/fueltax-ifta-rates-api-quarterly-rate-lookup-1cc3704c/llms.txt): $0.005/call via x402. Returns committed IFTA fuel tax rates for a given quarter, jurisdiction, and fuel type, with mid-quarter revisions exposed as separate effective periods.
- [FuelTax IFTA Rates API – Quarterly Exchange Rate Lookup](https://www.zero.xyz/c/fueltax-ifta-rates-api-quarterly-exchange-rate-lookup-88d51d1a/llms.txt): $0.002/call via x402. Returns IFTA quarterly fuel tax rate data (exchange/conversion rates) for a specified quarter, sourced from iftach.org and human-reviewed each quarter.
- [FuelTax IFTA Rates API – Quarter Footnotes](https://www.zero.xyz/c/fueltax-ifta-rates-api-quarter-footnotes-b6b414a3/llms.txt): $0.002/call via x402. Returns footnotes associated with IFTA quarterly fuel tax rate data for a specified quarter, sourced from human-reviewed iftach.org imports.

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)