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Asset Transfers

by Wallet token transfers in Onchain & crypto

x402 APIPassing, checked 2 h ago

Token and native transfer history for any EVM address across major chains: direction, counterparty, asset, exact decimal value, block and transaction hash, filterable by category and block range with a cursor for paging. Use it to reconstruct what an address actually did, rather than only what it holds now.

POST https://agent402.tools/api/asset-transfers

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
193 ms typical, 193 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://agent402.tools/api/asset-transfers" \
  -H "content-type: application/json" \
  -d '{"address":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045","category":["erc20"],"contracts":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"],"direction":"in","maxCount":5,"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 $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fagent402.tools%2Fapi%2Fasset-transfers
const res = await pay("https://agent402.tools/api/asset-transfers", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"address":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045","category":["erc20"],"contracts":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"],"direction":"in","maxCount":5,"network":"ethereum"}),
});
console.log(await res.json());

Example input

{
  "address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
  "category": [
    "erc20"
  ],
  "contracts": [
    "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"
  ],
  "direction": "in",
  "maxCount": 5,
  "network": "ethereum"
}

Example output

{
  "address": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
  "categories": [
    "erc20"
  ],
  "chainId": 1,
  "contracts": [
    "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48"
  ],
  "count": 5,
  "counterparty": null,
  "direction": "in",
  "fetchedAt": "2026-08-22T12:00:00.000Z",
  "fromBlock": "0x0",
  "maxCount": 5,
  "network": "ethereum",
  "order": "desc",
  "pageKey": "1f449b0c-…",
  "source": "alchemy",
  "toBlock": "latest",
  "transfers": [
    {
      "asset": "USDC",
      "blockNum": 25563191,
      "category": "erc20",
      "contract": "0xa0b8…eb48",
      "decimals": 6,
      "from": "0xa916…6081",
      "hash": "0x214b…e56b",
      "rawValue": "420000",
      "timestamp": "2026-07-19T00:32:23.000Z",
      "to": "0xd8da…6045",
      "tokenId": null,
      "value": "0.42"
    }
  ]
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
2 h agoPassed402193 ms$0.003
8 h agoPassed402207 ms$0.003