Free Public APIs

59 free APIs across 12 categories – no payment required.

AllAI & Machine Learning(8)Development(8)Entertainment(6)Finance(5)Jobs(3)Maps & Geo(5)News & Media(4)Science & Education(5)Security(3)Social(3)Utilities(5)Weather(4)

Showing 5 APIs in Finance

Finance
Alpha Vantage

Free APIs for real-time and historical stock, forex, and crypto data.

apiKeyHTTPSCORS: Yes
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Finance
Polygon.io

Real-time and historical stock market data, aggregates, and news.

apiKeyHTTPSCORS: Yes
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Finance
CoinGecko

Cryptocurrency prices, market caps, charts, and exchange data.

No AuthHTTPSCORS: Yes
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Finance
ExchangeRate-API

Simple API for currency conversion with 160+ currencies.

apiKeyHTTPSCORS: Yes
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Finance
Frankfurter

Free, open-source currency rates from the European Central Bank.

No AuthHTTPSCORS: Yes
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