Types of APIs - 3 of 10

Types of APIs - 3 of 10

APIs come in many different forms and serve a wide range of purposes. In this post, we will explore the different types of APIs and their use cases.


REST (Representational State Transfer) is the most common type of API and is based on the HTTP protocol. REST APIs use HTTP methods (such as GET, POST, PUT, DELETE) to interact with resources and are typically used for accessing and manipulating data. REST APIs are simple to use and can be easily integrated with other systems, making them a popular choice for developers.


SOAP (Simple Object Access Protocol) is another type of API and is used for exchanging structured data between applications. SOAP APIs use XML (Extensible Markup Language) as their messaging format and require more overhead than REST APIs. However, they offer more security features and are better suited for enterprise-level applications.

GraphQL APIs

GraphQL is a relatively new type of API that provides a flexible way to query and manipulate data. GraphQL APIs allow developers to specify exactly the data they need, reducing the amount of data sent over the network and improving performance. GraphQL APIs are used by some of the biggest companies in the world, such as Facebook, and are quickly gaining popularity.


There are many different types of APIs, each with its own strengths and weaknesses. The type of API you choose will depend on the specific requirements of your application, including performance, security, and scalability. In the next post, we'll delve into the topic of API architecture, discussing how to design and build a well-architected API.

API series - structure