API testing is the process of testing APIs to ensure that they are functioning correctly and meeting the required specifications. It is critical for the quality and reliability of software applications.

In the presentation, Barkatul will cover a range of topics related to API testing, including its importance, the different types of API testing, and strategies for writing effective test cases and data mocks. He will also discuss common challenges and problems that can arise during API testing and how to troubleshoot and resolve them. Additionally, he will introduce the audience to Keploy and provide examples of how it can be used to simplify and streamline the API testing process.