ClearCheck · Airquality

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://loonie-toll.onrender.com/airquality", {
  method: "GET",
});
const data = await res.json();

curl -X GET \
  "https://loonie-toll.onrender.com/airquality?zip=37201" \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "disclaimer": "Advisory only, provided as is without warranty of accuracy or completeness. AQI observations are hourly and can lag rapidly changing conditions such as wildfire smoke. Not affiliated with or endorsed …",
  "observations": [
    {
      "aqi": 42,
      "category": "Good",
      "observedAtLocal": "2026-09-08 18:00 CST",
      "pollutant": "O3",
      "reportingArea": "Nashville",
      "state": "TN"
    },
    {
      "aqi": 46,
      "category": "Good",
      "observedAtLocal": "2026-09-08 18:00 CST",
      "pollutant": "PM2.5",
      "reportingArea": "Nashville",
      "state": "TN"
    }
  ],
  "query": {
    "distanceMiles": 50,
    "zip": "37201"
  },
  "reasons": [
    "Worst current AQI is 46 (Good) from PM2.5 in Nashville.",
    "All monitored pollutants are in the Good range.",
    "…1 more"
  ],
  "retrievedAt": "2026-09-09T00:51:55.854Z",
  "source": "EPA AirNow (airnowapi.org)",
  "verdict": "GOOD",
  "worstPollutant": {
    "aqi": 46,
    "category": "Good",
    "observedAtLocal": "2026-09-08 18:00 CST",
    "pollutant": "PM2.5",
    "reportingArea": "Nashville",
    "state": "TN"
  }
}