$0.005
per call · USD Coin on Base
x402 catalog observatory: factual liveness of the ~200 most recently updated Bazaar listings, probed in rotation (~2h cadence). Per-endpoint HTTP code, latency, last-OK time, consecutive fails. No payments made by probes; no judgements — measurements only. Free aggregate view: gblin-mcp.gblin-mcp-worker.workers.dev/catalog
Endpoint
GET https://gblin.digital/api/x402/catalog2
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://gblin.digital/api/x402/catalog", {
method: "GET",
});
const data = await res.json();curl -X GET \
"https://gblin.digital/api/x402/catalog" \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"alive": 198,
"cadence_hours": 2,
"probed": 200,
"sample": [
{
"consecutive_fails": 0,
"http": 402,
"last_ok": "2026-08-30T09:00:00.000Z",
"latency_ms": 143,
"resource": "https://example.com/api/paid"
}
]
}Payment details
0x0eba5d314f4f5dcb7a094953fa9311a45172dd1bUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
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