# Services from baselens-api.vercel.app on Zero

> baselens-api.vercel.app serves 9 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/baselens-api.vercel.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/baselens-api.vercel.app/health.json

## Services

- [BaseLens Gas Price Lookup](https://www.zero.xyz/c/baselens-gas-price-lookup-043d88f2/llms.txt): $0.001/call via x402. Returns current Base network gas metrics including base fee, max fee per gas, and estimated simple transfer cost
- [BaseLens Transaction Summary](https://www.zero.xyz/c/baselens-transaction-summary-95cea974/llms.txt): $0.003/call via x402. Fetches a decoded summary of a Base blockchain transaction by hash, including status, gas fees, ERC-20 transfers, block number, and timestamp
- [BaseLens Token Info](https://www.zero.xyz/c/baselens-token-info-368a0ae3/llms.txt): $0.003/call via x402. Fetches ERC-20 token metadata on Base including name, symbol, decimals, total supply, and proxy implementation details for a given contract address.
- [BaseLens Name Resolution (Basename/ENS Resolve)](https://www.zero.xyz/c/baselens-name-resolution-basename-ens-resolve-1fdb30c3/llms.txt): $0.001/call via x402. Resolves an ENS or Basename (e.g. jesse.base.eth) to its corresponding Ethereum/Base wallet address and avatar, or reverse-resolves a 0x address to its name.
- [BaseLens Contract Verification Lookup](https://www.zero.xyz/c/baselens-contract-verification-lookup-7d6b2933/llms.txt): $0.003/call via x402. Returns contract verification status, owner, proxy implementation, and Sourcify metadata for a given Base blockchain address
- [BaseLens Address Lookup](https://www.zero.xyz/c/baselens-address-lookup-be65123a/llms.txt): $0.002/call via x402. Returns on-chain profile data for a Base network address, including ETH/USDC balances, account type, nonce, chain ID, and block context.
- [BaseLens Recent Transfers](https://www.zero.xyz/c/baselens-recent-transfers-d93cc0d2/llms.txt): $0.004/call via x402. Retrieves recent ERC-20 token transfer history for a Base blockchain address, filterable by token contracts and block range
- [BaseLens Token Price Lookup (Base Chain)](https://www.zero.xyz/c/baselens-token-price-lookup-base-chain-bf474d18/llms.txt): $0.003/call via x402. Returns the current USDC price of any ERC-20 token on Base, sourced via Uniswap v3 routing, for $0.003 USDC per call with no API key required.
- [BaseLens ERC-20 Balance Lookup](https://www.zero.xyz/c/baselens-erc-20-balance-lookup-1d4a1c3f/llms.txt): $0.002/call via x402. Returns the ERC-20 token balance for a given wallet address on the Base blockchain, including symbol, decimals, and raw balance.

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)