Tiempo Eeuu Pago

{
  "avisos": [],
  "fuente": "National Weather Service de EE. UU. (dominio público)",
  "lugar": "New York, NY",
  "previsiones": [
    {
      "detalle": "A chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.",
      "inicio": "2026-10-02T10:00:00-04:00",
      "nombre": "Today",
      "prob_lluvia_pct": 35,
      "resumen": "Mostly Sunny then Chance Showers And Thunderstorms",
      "temperatura": 83,
      "temperatura_c": 28.3,
      "unidad": "F",
      "viento": "5 to 10 mph SW"
    },
    {
      "detalle": "A chance of showers and thunderstorms before 2am. Mostly cloudy. Low around 63, with temperatures rising to around 65 overnight. Northwest wind 9 to 14 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.",
      "inicio": "2026-10-02T18:00:00-04:00",
      "nombre": "Tonight",
      "prob_lluvia_pct": 52,
      "resumen": "Chance Showers And Thunderstorms",
      "temperatura": 63,
      "temperatura_c": 17.2,
      "unidad": "F",
      "viento": "9 to 14 mph NW"
    }
  ],
  "zona_horaria": "America/New_York"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.vextorium.com/tiempo-eeuu-pago' \
  -H 'content-type: application/json' \
  --data-raw '{"lat":40.7128,"lon":-74.006}'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - -X POST 'https://api.vextorium.com/tiempo-eeuu-pago' \
  -H 'content-type: application/json' \
  --data-raw '{"lat":40.7128,"lon":-74.006}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.004 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.004" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.004 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.vextorium.com%2Ftiempo-eeuu-pago&method=POST
const res = await pay("https://api.vextorium.com/tiempo-eeuu-pago", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "lat": 40.7128,
    "lon": -74.006
  }),
});
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.004 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.004"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://api.vextorium.com/tiempo-eeuu-pago",
        json={
            "lat": 40.7128,
            "lon": -74.006,
        },
    )
    print(res.status_code, res.text)