5 Free APIs for Global Economic Data in 2026 (No API Key Needed)

If you're building anything that needs country-level economic data — a dashboard, a research tool, a data viz project — you've probably discovered that finding the right API is harder than it should be. I spent way too long evaluating options for a recent project, so here's my honest ranking of the best free options in 2026. 1. FRED (Federal Reserve Economic Data) Best for: US economic data URL: fred.stlouisfed.org Auth: API key (free, instant) If you only need US data, stop here. FRED has 800,000+ time series covering everything from GDP to mortgage rates to the price of eggs. The API is well-documented, returns JSON, and the rate limits are generous. curl "https://api.stlouisfed.org/fred/series/observations?series_id=GDP&api_key=YOUR_KEY&file_type=json" Limitation: US-only. If you need to compare the US to, say, Germany or India, you'll need another source. 2. World Bank API Best for: International development indicators URL: data.worldbank.org Auth: None required The World Bank's AP