GFS+ECMWF ensemble temperature probability for NWS weather prediction markets

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        "queryParams": {
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          "date": "example",
          "direction": "greater",
          "threshold": 1
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        "example": {
          "city": "Chicago",
          "confidence": "medium",
          "data_source": "7-model consensus via Open-Meteo: GFS, ECMWF, ICON, GEM, HRRR, NAM, NBM (all free)",
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          "direction": "greater",
          "ensemble_members": 31,
          "mean_high_f": 71.4,
          "prob_exceeds": 0.312,
          "rain_probability": 0.18,
          "std_high_f": 3.2,
          "summary": "Chicago on 2026-04-26: P(high > 73°F) = 31.2% | Mean 71.4°F ± 3.2°F | Confidence: medium",
          "target_date": "2026-04-26",
          "threshold_f": 73
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      "description": "7-model consensus + 80 ensemble members (GEFS 30 + ECMWF 50). Returns blended prob_exceeds (empirical + Gumbel), trade signal (YES/NO/PASS), ensemble_empirical_prob, method_divergence (forces PASS if >0.15), and outlier model. Coordinates aligned to NWS ASOS settlement stations used by Kalshi and Polymarket.",
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                  "title": "Direction",
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              "days_out": 5,
              "direction": "greater",
              "ensemble_members": 31,
              "mean_high_f": 71.4,
              "prob_exceeds": 0.312,
              "rain_probability": 0.18,
              "std_high_f": 3.2,
              "summary": "Chicago on 2026-04-26: P(high > 73°F) = 31.2% | Mean 71.4°F ± 3.2°F | Confidence: medium",
              "target_date": "2026-04-26",
              "threshold_f": 73
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      "required": [
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        "weather",
        "forecast",
        "prediction-market",
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        "probability",
        "gfs"
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curl "https://weather.lonestaroracle.xyz/forecast"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://weather.lonestaroracle.xyz/forecast");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

import httpx
res = httpx.get("https://weather.lonestaroracle.xyz/forecast")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header