{
  "query": {
    "country": "BR",
    "area": "São Paulo",
    "component": "labour"
  },
  "status": "ok",
  "price": {
    "currency": "BRL",
    "unit": "per m2",
    "value": 984.56,
    "measure": "average",
    "median": null,
    "typical_low": null,
    "typical_high": null,
    "min": null,
    "max": null
  },
  "sample_size": null,
  "period": {
    "from": "2026-09-01",
    "to": "2026-09-30"
  },
  "confidence": "high",
  "price_type": "official_statistic",
  "statistic": {
    "measure": "average",
    "reference_period": "2026-09",
    "note": "Survey average of unit costs per m2 (excludes land, design fees and profit)."
  },
  "as_of": "2026-10-16T16:32:20.035Z",
  "source": {
    "id": "br-sinapi",
    "name": "SINAPI average building cost per square metre by state (IBGE SIDRA, table 2296)",
    "publisher": "IBGE (Instituto Brasileiro de Geografia e Estatistica), with Caixa Economica Federal",
    "licence": "IBGE public statistics (open data, no key). IBGE asks users to cite the source; no separate licence text was found, so we only pass on the published figure with attribution.",
    "licence_url": "https://www.ibge.gov.br/en/statistics/economic/prices-and-costs/17025-national-system-of-costs-and-indexes-for-the-construction-industry.html",
    "attribution": "Source: IBGE - Sistema Nacional de Pesquisa de Custos e Indices da Construcao Civil (SINAPI), SIDRA table 2296.",
    "url": "https://sidra.ibge.gov.br/tabela/2296"
  },
  "method": "Brazil (IBGE, SINAPI, SIDRA table 2296): the average cost of building one square metre in the state (or Brazil as a whole) for the latest month published, with the materials and labour parts. We pass on the published average and its month; it is a survey of unit costs, not a range built from invoices.",
  "method_url": "https://proofprice.com/method",
  "summary": "The labour part of the cost of building one square metre in São Paulo was R$985 in September 2026. Official average published by IBGE (Instituto Brasileiro de Geografia e Estatistica), with Caixa Economica Federal for 2026-09.",
  "notice": "Information, not a valuation or offer. Ranges describe past recorded prices.",
  "extra": {
    "territory": {
      "name": "São Paulo",
      "ibge_code": "35"
    },
    "component": "labour",
    "previous_month": {
      "month": "2026-08",
      "value": 984.56,
      "change_percent": 0
    },
    "by_component": {
      "total": 2093.45,
      "material": 1108.89,
      "labour": 984.56
    },
    "cost_kind": "survey average of unit costs per m2"
  },
  "answer_id": "ans_26dd960a4d73b19dada5",
  "method_version": "1",
  "retrieved_at": "2026-10-16T16:32:20.035Z",
  "evidence": {
    "type": "official_statistic",
    "label": "Official published average",
    "meaning": "One average or median that a statistics office or regulator publishes for a reference period: it describes a group, not a distribution, and says nothing about any single price."
  },
  "reliability": "official_median_no_count",
  "data_as_of": "2026-09-30",
  "data_age_days": 16,
  "suggestions": [
    "This is one published average or median with no record count: use it as a reference point, not as a range of what individuals paid.",
    "For a decision on a specific job or purchase, ask for an itemised quote."
  ]
}