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Wallet Intelligence

by wallet-and-gas-lookup in Onchain & crypto

x402 APIPassing, checked 4 h ago

One call replaces wallet-balance and gas reads across Base, Ethereum, Polygon, Arbitrum and Optimism. Returns native and USDC balances, current blocks, fees and Base x402 payment readiness. One signature instead of ten paid requests. Try GET /wallet-intelligence/sample.

GET https://x402.agentindex.world/wallet-intelligence

Last 30 days

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Uptime
100%
Response time
45 ms typical, 45 ms slowest 5%
Last check
4 h ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://x402.agentindex.world/wallet-intelligence?address=0xb3F32bdfe8D07825BC0D7387295aB1D7559BA69d&amount_usdc=0.001&networks=base%2Cethereum%2Cpolygon%2Carbitrum%2Coptimism"
import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fx402.agentindex.world%2Fwallet-intelligence
const res = await pay("https://x402.agentindex.world/wallet-intelligence?address=0xb3F32bdfe8D07825BC0D7387295aB1D7559BA69d&amount_usdc=0.001&networks=base%2Cethereum%2Cpolygon%2Carbitrum%2Coptimism");
console.log(await res.json());

Example input

{
  "address": "0xb3F32bdfe8D07825BC0D7387295aB1D7559BA69d",
  "amount_usdc": 0.001,
  "networks": "base,ethereum,polygon,arbitrum,optimism"
}

Example output

{
  "address": "0xb3F32bdfe8D07825BC0D7387295aB1D7559BA69d",
  "errors": [],
  "networks": [
    {
      "block_number": 51500000,
      "gas_price": {
        "gwei": 0.001,
        "wei": "1000000"
      },
      "native": {
        "balance": 0.001,
        "symbol": "ETH"
      },
      "native_transfer_estimate": {
        "fee_native": 2.1e-8,
        "symbol": "ETH"
      },
      "network": {
        "caip2": "eip155:8453",
        "key": "base",
        "name": "Base"
      },
      "usdc": {
        "balance": 1.25,
        "balance_atomic": "1250000"
      }
    }
  ],
  "requested_networks": [
    "base",
    "ethereum",
    "polygon",
    "arbitrum",
    "optimism"
  ],
  "rpc_reads_replaced": 25,
  "successful_networks": 5,
  "x402_readiness": {
    "amount_usdc": 0.001,
    "balance_usdc": 1.25,
    "can_pay": true,
    "network": "base",
    "shortfall_usdc": 0
  }
}

Security scan

  • No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

WhenResultHTTPTimePrice
4 h agoPassed40245 ms$0.001