80trust / 100

Tools Series

by series in Markets & finance

x402 APIPassing, checked 4 h ago

Tabular time-series lookup across economic indicators (FRED, World Bank, UN Comtrade), crypto TVL, weather, and stock quotes -- by source + series_id, with an optional date range.

POST https://concordancehq.duckdns.org/tools/series

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
235 ms typical, 235 ms slowest 5%
Last check
4 h ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://concordancehq.duckdns.org/tools/series" \
  -H "content-type: application/json" \
  -d '{"series_id":"GDP","source":"fred"}'
import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fconcordancehq.duckdns.org%2Ftools%2Fseries
const res = await pay("https://concordancehq.duckdns.org/tools/series", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"series_id":"GDP","source":"fred"}),
});
console.log(await res.json());

Example input

{
  "series_id": "GDP",
  "source": "fred"
}

Example output

{
  "points": [
    {
      "observed_at": "2026-01-01",
      "value": 100
    }
  ],
  "series_id": "GDP",
  "source": "fred"
}

Security scan

  • No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

WhenResultHTTPTimePrice
4 h agoPassed402235 ms$0.01