# Services from avt-x402.ttsempelis.workers.dev on Zero

> avt-x402.ttsempelis.workers.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/avt-x402.ttsempelis.workers.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/avt-x402.ttsempelis.workers.dev/health.json

## Services

- [AVT Device Integration Facts API](https://www.zero.xyz/c/avt-device-integration-facts-api-549c6696/llms.txt): $0.03/call via x402. Returns AV/IT device integration facts (control protocol, transport, TCP/UDP port, connection notes, and field-tested gotchas) for professional audio-video, lighting, shading, and network devices by manufacturer and model.
- [ECB Daily FX Reference Rates](https://www.zero.xyz/c/ecb-daily-fx-reference-rates-ecc69999/llms.txt): $0.002/call via x402. Returns the latest European Central Bank EUR foreign-exchange reference rates for one or more currencies, and supports cross-rate conversion between two non-EUR currencies.

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)