Best Financial Data APIs for R

EODHD serves as a robust financial data API platform, granting developers and analysts seamless access to an extensive array of global market information through a single, cohesive interface. The platform boasts more than three decades of historical data and provides real-time and intraday feeds from over 60 stock exchanges, encompassing in excess of 150,000 tickers, which include stocks, ETFs, mutual funds, bonds, Forex pairs, and digital currencies. Users can benefit from a diverse selection of datasets, such as end-of-day prices, real-time OHLCV data, corporate actions including splits and dividends, financial news, technical indicators, macroeconomic statistics, and stock screening tools, all conveniently accessible through REST APIs and WebSocket connections. Additionally, EODHD facilitates the integration of this wealth of data into various applications, enhancing decision-making and analytical processes for its users.

Access both current and historical currency exchange rates alongside comprehensive information on stock exchanges worldwide. Additionally, utilize a convenient logo endpoint for various payment methods. The Synth API is designed to streamline the process of integrating its diverse fintech data tools, ensuring ease of use. You can send HTTP requests in any programming language to interact with the API seamlessly. Synth delivers cutting-edge fintech APIs tailored for businesses that are weary of outdated enterprise solutions. To maintain security, all production requests must be directed through your own backend server, allowing your API key to be safely retrieved from environment variables or a key management service. Transform obscure bank transactions into recognizable merchant information, complete with logos and addresses. The API also provides a complete list of fiat currencies, detailing essential information about each one. Real-time currency rates are refreshed every minute, ensuring you have the latest information at your fingertips. Lastly, Synth maintains an updated directory of all supported stock tickers, making it a valuable resource for financial insights.