{
  "schemaVersion": "1.0",
  "provider": {
    "id": "fred",
    "name": "FRED API",
    "provider": "Federal Reserve Bank of St. Louis",
    "category": "public-data",
    "status": "active",
    "summary": "Official programmatic access to FRED economic series, observations, releases, sources, and metadata.",
    "homepage": "https://fred.stlouisfed.org/",
    "officialDocs": "https://fred.stlouisfed.org/docs/api/fred/",
    "baseUrl": "https://api.stlouisfed.org/fred",
    "auth": "API key query parameter",
    "versioning": "FRED API v1 paths; FRED API v2 is separately documented",
    "resourceGroups": [
      "Series",
      "Observations",
      "Categories",
      "Releases",
      "Sources",
      "Tags"
    ],
    "pagination": "limit, offset, sort_order and endpoint-specific filters",
    "errors": "Structured XML or JSON error responses",
    "webhooks": "No webhooks documented",
    "sdks": [],
    "pricing": "Free API key access under FRED terms",
    "rateLimit": "Official documentation governs request limits; avoid encoding an unverified fixed number",
    "formats": [
      "JSON",
      "XML",
      "CSV",
      "XLSX"
    ],
    "protocols": [
      "REST"
    ],
    "bestFor": [
      "U.S. macroeconomic time series",
      "Economic metadata and release calendars"
    ],
    "cautions": [
      "Observation revisions are normal.",
      "Preserve units, frequency and seasonal adjustment metadata."
    ],
    "tags": [
      "series",
      "observations",
      "categories",
      "public-data"
    ],
    "verifiedAt": "2026-09-13",
    "sourceUrls": [
      "https://fred.stlouisfed.org/docs/api/fred/",
      "https://fred.stlouisfed.org/docs/api/fred/api_key.html"
    ],
    "mutableFacts": [
      {
        "key": "base-url",
        "label": "Base URL",
        "value": "https://api.stlouisfed.org/fred",
        "sourceUrl": "https://fred.stlouisfed.org/docs/api/fred/",
        "verifiedAt": "2026-09-13"
      },
      {
        "key": "authentication",
        "label": "Authentication",
        "value": "API key query parameter",
        "sourceUrl": "https://fred.stlouisfed.org/docs/api/fred/api_key.html",
        "verifiedAt": "2026-09-13"
      },
      {
        "key": "pricing",
        "label": "Pricing",
        "value": "Free API key access under FRED terms",
        "sourceUrl": "https://fred.stlouisfed.org/docs/api/fred/api_key.html",
        "verifiedAt": "2026-09-13"
      },
      {
        "key": "rate-limits",
        "label": "Rate limits",
        "value": "Official documentation governs request limits; avoid encoding an unverified fixed number",
        "sourceUrl": "https://fred.stlouisfed.org/docs/api/fred/api_key.html",
        "verifiedAt": "2026-09-13"
      }
    ],
    "humanUrl": "/api-atlas/apis/fred/",
    "jsonUrl": "/api-atlas/api/providers/fred.json"
  }
}