$0.005
per call · USD Coin on Base
Which South African reference series changed or were reconfirmed since a given date. The cheap cache-freshness check for agents. Optional param: since=YYYY-MM-DD (defaults to the last 30 days).
Endpoint
GET https://zaref.dev/v1/changes3
Calls / 30d
1
Unique payers / 30d
Aug 30
Last called
exact
Payment scheme
Call this service
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://zaref.dev/v1/changes", {
method: "GET",
});
const data = await res.json();curl -X GET \
"https://zaref.dev/v1/changes?since=2026-06-01" \
-H "X-PAYMENT: <signed x402 payment>"Payment details
0x6382e6929a20b7eb02bdacfb5368362984b24c15USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
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