

Realtime and historical stock data.
Financial Modeling Prep API is a free Finance API that requires apiKey authentication, is served over HTTPS and has unconfirmed CORS support.
Access the most reliable free stock market APIs and financial data APIs for real-time stock prices, financial statements, detailed historical data, and more.
Details from site.financialmodelingprep.com.

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Geocode an address, validate an email, track a flight or pull stock data with one account, one dashboard and one API key.
Official-source financials, segments, valuation, peers and prices for KR, US, JP, TW companies
Finage is a stock, currency, cryptocurrency, indices, and ETFs real-time & historical data provider
The Financial Modeling Prep API is provided by Financial Modeling Prep (site.financialmodelingprep.com). Access the most reliable free stock market APIs and financial data APIs for real-time stock prices, financial statements, detailed historical data, and more.
Yes. The Financial Modeling Prep API is listed in the Finance category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The Financial Modeling Prep API uses apiKey authentication, so you need to register for credentials before making requests.
CORS support for the Financial Modeling Prep API is unknown. Test a request from the browser, and fall back to a server-side call if it is blocked.
Yes. The Financial Modeling Prep API is served over HTTPS, so it's safe to use in production.