# Services from built-with-productos-voo8.vercel.app on Zero

> built-with-productos-voo8.vercel.app serves 3 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/built-with-productos-voo8.vercel.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/built-with-productos-voo8.vercel.app/health.json

## Services

- [Agent Chain Kit – EVM Transaction Receipt Lookup](https://www.zero.xyz/c/agent-chain-kit-evm-transaction-receipt-lookup-399967a0/llms.txt): $0.005/call via x402. Retrieves a transaction receipt for a given EVM transaction hash on Ethereum, Base, Arbitrum, or Polygon.
- [Agent Chain Kit – Native Balance](https://www.zero.xyz/c/agent-chain-kit-native-balance-4eb70208/llms.txt): $0.003/call via x402. Returns the native token balance (in wei and human-readable units) for an EVM wallet address on Ethereum, Base, Arbitrum, or Polygon.
- [Agent Chain Kit – EVM Block Number](https://www.zero.xyz/c/agent-chain-kit-evm-block-number-f9fc8db5/llms.txt): $0.001/call via x402. Returns the current block number for a specified EVM-compatible network (Ethereum, Base, Arbitrum, or Polygon) with multi-RPC failover.

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)