Examples of APIs include:
- social media APIs that allow developers to access user data and post updates, such as Facebook's Graph API or Twitter's API.
- payment gateways that provide APIs for processing transactions, such as Stripe's API or PayPal's API.
- weather APIs that provide current weather conditions and forecasts, such as OpenWeatherMap's API or Dark Sky's API.
- e-commerce APIs that allow developers to access product catalogs and make purchases, such as Amazon's Product advertising API or eBay's API.