{
  "name": "Inflation Calculator API",
  "description": "Free JSON endpoints backed by BLS CPI-U annual averages and historical asset prices. No key required. Please link to the canonical page URL returned in each response when citing results.",
  "license": "https://inflationcalculator.app/rsl.xml",
  "endpoints": {
    "inflation": "https://inflationcalculator.app/api/inflation?amount=100&from=1990&to=2026",
    "cpi": "https://inflationcalculator.app/api/cpi?year=1990 (omit year for the full series)",
    "investment": "https://inflationcalculator.app/api/investment?amount=10000&from=2000&assets=sp500,gold,bitcoin"
  },
  "years": {
    "min": 1913,
    "max": 2026
  },
  "assets": [
    "usd",
    "sp500",
    "gold",
    "realestate",
    "bonds",
    "bitcoin"
  ],
  "markdown": "Append .md to any page URL, or send Accept: text/markdown, e.g. https://inflationcalculator.app/learn/understanding-cpi.md",
  "llms": "https://inflationcalculator.app/llms.txt"
}