F
$0.001
per call · USD Coin on Base
Base latest block number + timestamp — a chain-head freshness probe. Pay-per-call via x402.
Endpoint
POST https://fiatdock.com/v1/chain/block2
Calls / 30d
1
Unique payers / 30d
Aug 20
Last called
exact
Payment scheme
Call this service
TypeScript · @x402/fetch
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";
const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);
const res = await fetchWithPay("https://fiatdock.com/v1/chain/block", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({}),
});
const data = await res.json();cURL
curl -X POST \
"https://fiatdock.com/v1/chain/block" \
-H "Content-Type: application/json" \
-d '{}' \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"asOf": "2026-07-30T00:00:00.000Z",
"blockNumber": 49280291,
"network": "base",
"timestamp": 1753833600,
"timestampIso": "2026-07-30T00:00:00.000Z"
}Payment details
Pay to
0xeb12bb2f52eed33dba6a00774e48324032fd87c6Asset
USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913NetworksBase
Schemesexact
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