# Services from alest-x402.alest.workers.dev on Zero

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

## Services

- [alest.io x402 Ping Test Endpoint](https://www.zero.xyz/c/alest-io-x402-ping-test-endpoint-37e290f6/llms.txt): $0.01/call via x402. Returns a signed JSON confirmation of a micropayment, enabling agents to verify x402 payment flows on Base testnet.
- [alest.io ALST Token On-Chain State](https://www.zero.xyz/c/alest-io-alst-token-on-chain-state-c6bfd7fb/llms.txt): $0.01/call via x402. Returns live on-chain metadata (name, symbol, decimals, total supply) for the ALST token on Base Sepolia testnet, representing a tokenized Tesla Cybercab robotaxi real-world asset.

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)