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Tools Cross Chain Balance

by x402-gateway in Onchain & crypto

x402 APIPassing, checked 6 min ago

Cross-Chain Balance Checker: Aggregate native balance and token/NFT counts for an address across eth, arb, base, polygon, opt. Pay per call in USDC on Base via x402 — POST https://x402.freeq.one/tools/cross_chain_balance.

POST https://x402.freeq.one/tools/cross_chain_balance

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
176 ms typical, 176 ms slowest 5%
Last check
6 min ago
Next check
in 26 min

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://x402.freeq.one/tools/cross_chain_balance" \
  -H "content-type: application/json" \
  -d '{"address":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045","chains":["eth","base","arb"]}'
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.freeq.one%2Ftools%2Fcross_chain_balance
const res = await pay("https://x402.freeq.one/tools/cross_chain_balance", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"address":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045","chains":["eth","base","arb"]}),
});
console.log(await res.json());

Example input

{
  "address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
  "chains": [
    "eth",
    "base",
    "arb"
  ]
}

Example output

{
  "result": {}
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
6 min agoPassed402176 ms$0.002
5 h agoPassed402179 ms$0.002