# Services from fx.openverbs.com on Zero

> fx.openverbs.com 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/fx.openverbs.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/fx.openverbs.com/health.json

## Services

- [Currency Exchange – fx.openverbs.com](https://www.zero.xyz/c/currency-exchange-fx-openverbs-com-a769da4d/llms.txt): $0.006/call via x402. Returns current or historical foreign exchange rates for a base currency against one or more target currencies
- [Currency Exchange by OpenVerbs](https://www.zero.xyz/c/currency-exchange-by-openverbs-41c0e7cb/llms.txt): $0.006/call via x402. Converts an amount from one ISO 4217 currency to another, with optional historical date support

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)