Official public data
Official public data
FRED API
A trusted macroeconomic API for interest rates, inflation, employment, credit and thousands of economic time series.
- Provider
- Federal Reserve Bank of St. Louis
- Access
- Free API key
- Primary interface
- https://api.stlouisfed.org/fred/series/observations
Federal Reserve Bank of St. Louis
API / Skill
Research
Overlay rates on valuation charts
Series use different frequencies and revision schedules; align dates before comparison.
Free API key · https://api.stlouisfed.org/fred/series/observations
Best used for
Overlay rates on valuation charts
Build recession and liquidity dashboards
Backtest macro-sensitive strategies
Quick start
const params = new URLSearchParams({
series_id: 'FEDFUNDS', api_key: 'YOUR_KEY', file_type: 'json'
});
const data = await fetch(
`https://api.stlouisfed.org/fred/series/observations?${params}`
).then(r => r.json());A practical workflow
- 1Confirm the source and license
- 2Run the smallest useful request
- 3Validate fields and missing values
- 4Cache responsibly and document assumptions
Before you build
Series use different frequencies and revision schedules; align dates before comparison.
Frequently asked questions
What can FRED API do in a real workflow?
Overlay rates on valuation charts Build recession and liquidity dashboards Backtest macro-sensitive strategies
What access and compatibility does FRED API require?
Free API key. https://api.stlouisfed.org/fred/series/observations.
What is the main implementation risk with FRED API?
Series use different frequencies and revision schedules; align dates before comparison.