80trust / 100

Air Quality

by SYNTHORA in Other

x402 APIPassing, checked 4 h ago

SYNTHORA air-quality: live air quality for any city or lat,lon — PM2.5/PM10/ozone/NO2, EU and US AQI, and a WHO-threshold operational verdict (good/moderate/harmful). Source: open-meteo Air Quality (CAMS/ESA Copernicus), free, no key. $0.01 USDC x402 Base.

POST https://api.hergertsynthora.com/v1/air-quality

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
498 ms typical, 498 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://api.hergertsynthora.com/v1/air-quality" \
  -H "content-type: application/json" \
  -d '{"input":"Delhi"}'
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 $0.03:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.hergertsynthora.com%2Fv1%2Fair-quality
const res = await pay("https://api.hergertsynthora.com/v1/air-quality", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"input":"Delhi"}),
});
console.log(await res.json());

Example input

{
  "input": "Delhi"
}

Example output

{
  "niche": "air_quality",
  "ok": true,
  "receipt": {
    "alg": "ed25519"
  },
  "result": {}
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
4 h agoPassed402498 ms$0.01