It is easy to integrate our API into your existing platform, giving you access to over 31 years of historical data for over 38,000 forex pairs and rates from over 200 currencies, commodities, and precious metals. As a market maker, we have direct access to real-time FX rates so you can be assured that the data we provide is always accurate and reliable.

More: https://www.oanda.com/foreign-exchange-data-services/en/