Free APIOpen DataAPI keyOfficial
FRED API (St. Louis Fed)
800,000+ economic time series, one free key
FRED (Federal Reserve Economic Data) from the Federal Reserve Bank of St. Louis exposes 800,000+ economic time series from 100+ sources: interest rates, inflation (CPI), unemployment, GDP, exchange rates, and more, plus the ALFRED point-in-time archive. REST, JSON or XML. Requires a free API key.
Free tier
Free keyRate limits
120 requests/minute per key (HTTP 429 above that, with a temporary block)Auth
API keyBase URL
https://api.stlouisfed.org/fredWhat you'd build with it
- Pull CPI/inflation, rates or unemployment into a finance assistant
- Chart macroeconomic indicators in a dashboard
- Trigger automations on new economic data releases
- Search for the right series_id from a natural-language query
Key endpoints
- GET
/series/observations?series_id={id}&api_key={KEY}&file_type=jsonObservations (the actual time series values) - GET
/series?series_id={id}&api_key={KEY}&file_type=jsonSeries metadata (title, units, frequency) - GET
/series/search?search_text={q}&api_key={KEY}&file_type=jsonSearch for series by keyword - GET
/category/series?category_id={id}&api_key={KEY}&file_type=jsonList series within a category
Members
Members get the runnable recipe
Sign in free to copy the example request, see a sample response, and read the gotchas.
Tags
economicsfinancegovernmentopen-data