81trust / 100

S2 Cell

by geo.halowerk.com in Onchain & crypto

x402 APIPassing, checked 4 h ago

Creates an S2 cell token from a coordinate and level using the S2 geometry library. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age.

POST https://geo.halowerk.com/v1/s2-cell

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
142 ms typical, 142 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://geo.halowerk.com/v1/s2-cell" \
  -H "content-type: application/json" \
  -d '{"lat":52.52,"level":15,"lon":13.405}'
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%2Fgeo.halowerk.com%2Fv1%2Fs2-cell
const res = await pay("https://geo.halowerk.com/v1/s2-cell", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"lat":52.52,"level":15,"lon":13.405}),
});
console.log(await res.json());

Example input

{
  "lat": 52.52,
  "level": 15,
  "lon": 13.405
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
4 h agoPassed402142 ms$0.004