Chain Call

Last 30 days

Uptime

100%

Response time

152 ms typical, 152 ms slowest 5%

Last check

2 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://api.onesource.io/api/chain/call" \
  -H "content-type: application/json" \
  -d '{"data":"0x00","to":"0xdac17f958d2ee523a2206206994597c13d831ec7"}'

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%2Fcall
const res = await pay("https://api.onesource.io/api/chain/call", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"data":"0x00","to":"0xdac17f958d2ee523a2206206994597c13d831ec7"}),
});
console.log(await res.json());

Example input

{
  "data": "0x00",
  "to": "0xdac17f958d2ee523a2206206994597c13d831ec7"
}

Example output

{
  "data": {
    "result": "0x000000000000000000000000000000000000000000000000000000000000002a"
  },
  "meta": {
    "cost_usdc": "0.001",
    "endpoint": "/api/chain/call",
    "payment_chain": "base",
    "payment_token": "USDC",
    "request_id": "00000000abcdef01"
  }
}

Security scan

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