Chain Erc721 Tokens

Last 30 days

Uptime

100%

Response time

129 ms typical, 129 ms slowest 5%

Last check

3 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://api.onesource.io/api/chain/erc721-tokens?address=0xd8da6bf26964af9d7eed9e03e53415d37aa96045&contract=0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d&network=ethereum"

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 $0.03:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.onesource.io%2Fapi%2Fchain%2Ferc721-tokens
const res = await pay("https://api.onesource.io/api/chain/erc721-tokens?address=0xd8da6bf26964af9d7eed9e03e53415d37aa96045&contract=0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d&network=ethereum");
console.log(await res.json());

Example input

{
  "address": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
  "contract": "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d",
  "network": "ethereum"
}

Example output

{
  "data": {
    "balance": "3",
    "contract_address": "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d",
    "is_enumerable": true,
    "owner": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
    "token_ids": [
      "1",
      "42",
      "100"
    ]
  },
  "meta": {
    "cost_usdc": "0.001",
    "endpoint": "/api/chain/erc721-tokens",
    "payment_chain": "base",
    "payment_token": "USDC",
    "request_id": "00000000abcdef01"
  }
}

Security scan

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

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