O

Open Source Filings · Sample

by Open Source Filings

GETBase

$0.001

per call · USD Coin on Base

Sample any single record in the OSF catalog for $0.001: the full JSON payload plus a provenance URL to the authoritative primary source. A low cost way for an autonomous agent to try the data before buying at the standard per record or search price. One verified record per call keyed by record_id from the free catalog, across 80 sources of US government and scientific data. Fair use daily cap per wallet.

Endpoint

GET https://api.osf-master-server.com/x402/sample/:record_id

15

Calls / 30d

1

Unique payers / 30d

Aug 26

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://api.osf-master-server.com/x402/sample/:record_id", {
  method: "GET",
});
const data = await res.json();
cURL
curl -X GET \
  "https://api.osf-master-server.com/x402/sample/:record_id?format=json" \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "data": {
    "data_type": "...",
    "record_key": "SRC:ID"
  },
  "data_type": "CISA Known Exploited Vulnerability",
  "provenance_url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
  "record_id": 12345,
  "source": "CISA_KEV",
  "status": "success"
}

Payment details

Pay to0x72f62de8b70d6cfa8cc2df6f21f243f289f3396c
AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
NetworksBase
Schemesexact

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