{
  "query": {
    "country": "PT",
    "market": "day-ahead",
    "days": 3
  },
  "status": "ok",
  "price": {
    "currency": "EUR",
    "unit": "per MWh",
    "value": 167.17,
    "measure": "median",
    "median": 167.17,
    "typical_low": 1.03,
    "typical_high": 253.06,
    "min": 0.4,
    "max": 284.93
  },
  "sample_size": 72,
  "period": {
    "from": "2026-10-20",
    "to": "2026-10-23"
  },
  "confidence": "high",
  "price_type": "transaction",
  "as_of": "2026-10-23T08:56:14.367Z",
  "source": {
    "id": "es-omie",
    "name": "OMIE day-ahead power price",
    "publisher": "OMIE (Iberian power exchange)",
    "licence": "OMIE legal notice: public, free information may be used freely if its original content is respected and the source is cited (no named open licence)",
    "licence_url": "https://www.omie.es/en/legal-warning",
    "attribution": "Source: OMIE (OMI-Polo Español S.A.), marginal day-ahead price (file marginalpdbc), https://www.omie.es. Medians, ranges and counts are own calculations by ProofPrice from the published prices; OMIE is not responsible for them.",
    "url": "https://www.omie.es"
  },
  "method": "Median and 10th-90th percentile of the hourly average day-ahead auction price (euro per MWh) for Portugal over the last 3 day(s), from the OMIE marginal price files (15-minute periods averaged per hour). Each hour counts as one record. Wholesale exchange prices, not retail bills. Negative prices are kept.",
  "method_url": "https://proofprice.com/method",
  "summary": "Wholesale day-ahead electricity in Portugal: median 167.17 EUR/MWh (16.72 cents/kWh), typical hours between 1.03 and 253.06 EUR/MWh over the last 3 day(s). Not a household price. Based on 72 records from OMIE (Iberian power exchange) (2026-10-20 to 2026-10-23). Confidence: high.",
  "notice": "Information, not a valuation or offer. Ranges describe past recorded prices.",
  "extra": {
    "cents_per_kwh": {
      "median": 16.72,
      "typical_low": 0.1,
      "typical_high": 25.31
    },
    "latest_hour": {
      "time_utc": "2026-10-23T08:00Z",
      "eur_per_mwh": 89.4
    },
    "latest_24h_average_eur_per_mwh": 115.09,
    "cheapest_hour": {
      "time_utc": "2026-10-22T13:00Z",
      "eur_per_mwh": 0.4
    },
    "dearest_hour": {
      "time_utc": "2026-10-21T19:00Z",
      "eur_per_mwh": 284.93
    },
    "negative_price_hours": 0,
    "bidding_zone": "PT",
    "basis": "Wholesale day-ahead exchange price (hourly average); household bills add grid fees, taxes and margin."
  },
  "answer_id": "ans_717867362b7d72559e0e",
  "method_version": "1",
  "retrieved_at": "2026-10-23T08:56:14.367Z",
  "evidence": {
    "type": "transaction",
    "label": "Recorded sale prices",
    "meaning": "Prices recorded in official records of completed sales: they show what others paid, not what a particular item is worth or what is on offer now."
  },
  "reliability": "record_level",
  "data_as_of": "2026-10-23",
  "data_age_days": 0,
  "suggestions": []
}