$0.01
per call · USD Coin on Base
US real Gross Domestic Product, quarterly, in billions of chained 2017 dollars (seasonally adjusted annual rate), with the latest reading, prior quarter, quarter-over-quarter and year-over-year change, and recent history. No ticker needed. The broad measure of economic output for macro-aware analysis. Sourced from the St. Louis Fed (FRED). From x402stock
Endpoint
GET https://x402stock.xyz/api/v1/gdp5
Calls / 30d
5
Unique payers / 30d
Sep 8
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://x402stock.xyz/api/v1/gdp", {
method: "GET",
});
const data = await res.json();curl -X GET \
"https://x402stock.xyz/api/v1/gdp" \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"as_of": "2026-01-01T00:00:00.000Z",
"change": 122.3,
"change_percent": 0.52,
"frequency": "quarterly",
"history": [
{
"date": "2026-01-01",
"value": 23512.4
}
],
"latest": {
"date": "2026-01-01",
"value": 23512.4
},
"prior": {
"date": "2025-10-01",
"value": 23390.1
},
"series_id": "GDPC1",
"source": "fred",
"title": "Real Gross Domestic Product",
"unit": "billions_of_chained_2017_usd_saar",
"yoy_percent": 2.4
}Payment details
0x3070fbb3803819fb5bdfe9286fdc6325a877fa85USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
Pin it to the top of Other and the homepage with a featured placement.
More from X402stock & similar services
X402stock · News
x402stock.xyz
Curated stock-market news with ticker tags, source, publisher, image, and timestamps. Pass `?ticker=AAPL` to filter. From x402stock, a pay-per-call market & economic data API for AI agents. No API key or account; pay in USDC via x402.
X402stock · Treasury Yields
x402stock.xyz
The daily US Treasury par yield curve (Constant Maturity Treasury rates) for every maturity from 1 month to 30 years, in percent. Defaults to the latest published day; pass `?limit=` for more recent days (max 250) and `?year=YYYY`. No ticker needed. Use for the risk-free rate, rate-sensitivity context, and yield-curve inversion in macro-aware analysis. From x402stock
X402stock · Inflation
x402stock.xyz
US consumer price inflation from the Bureau of Labor Statistics: the latest headline CPI-U and core (ex food and energy) index levels with year-over-year percent change, plus recent monthly history. No ticker needed. Use for macro-aware analysis without leaving for a separate data source. Sourced from US BLS. From x402stock, a market & economic data API (x402, USDC).