# Services from api.zaroniacalculator.co.za on Zero

> api.zaroniacalculator.co.za 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/api.zaroniacalculator.co.za
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.zaroniacalculator.co.za/health.json

## Services

- [ZARONIA Verify — Evaluation (SARB Compounded Index)](https://www.zero.xyz/c/zaronia-verify-evaluation-sarb-compounded-index-9e07fb07/llms.txt): $0.02/call via x402. Returns a time-series of the SARB Compounded ZARONIA Index values for a specified date range, used to verify coupon calculations on South African FRN portfolios.
- [ZARONIA Compounded Index – Single Date Lookup](https://www.zero.xyz/c/zaronia-compounded-index-single-date-lookup-a2e87495/llms.txt): $0.005/call via x402. Returns the SARB-published compounded ZARONIA index value for a specified date, used in South African floating-rate note calculations.

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)