Going

{
  "antecedent_covers_through": "2026-07-13",
  "antecedent_lag_days": 0,
  "antecedent_window": "Going is based on 5.3mm of OBSERVED rainfall over the last 7 days, measured at a real rain gauge through 2026-07-13 (no lag).",
  "attribution": [
    "Weather data from MET Norway (met.no), used under CC BY 4.0.",
    "Observed rainfall from the UK Environment Agency real-time flood-monitoring API (environment.data.gov.uk), used under the Open Government Licence v3.0."
  ],
  "data_basis": "observed_gauge",
  "forecast_next_3d": [
    {
      "date": "2026-07-13",
      "partial": true,
      "precipitation_sum_mm": 0.2,
      "temperature_max_c": 21,
      "temperature_min_c": 12
    }
  ],
  "going": "Good to Firm",
  "going_confidence": "high",
  "going_description": "Fast ground, minimal cut — speed favoured",
  "going_trend": "Drying — no significant rain forecast",
  "moisture_index": 18.5,
  "rain_7d_mm": 5.3,
  "source_licences": [
    {
      "api": "https://api.met.no/weatherapi/locationforecast/2.0/",
      "licence": "CC BY 4.0",
      "licence_url": "https://creativecommons.org/licenses/by/4.0/",
      "source": "MET Norway (Norwegian Meteorological Institute)"
    },
    {
      "api": "https://environment.data.gov.uk/flood-monitoring/doc/rainfall",
      "licence": "Open Government Licence v3.0",
      "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
      "source": "UK Environment Agency real-time flood-monitoring API"
    }
  ],
  "temperature_c": 18.2,
  "track": "ascot (UK)",
  "wind_speed_kmh": 12.4
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://racingpulse.theaslangroupllc.com/api/going'

# 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 - 'https://racingpulse.theaslangroupllc.com/api/going' \
  | 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 $0.02 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.02" });
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 $0.02 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fracingpulse.theaslangroupllc.com%2Fapi%2Fgoing
const res = await pay("https://racingpulse.theaslangroupllc.com/api/going");
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 $0.02 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.02"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://racingpulse.theaslangroupllc.com/api/going")
    print(res.status_code, res.text)