API integration refers to the process of connecting different software applications or systems through the use of application programming interfaces (APIs). An API is a set of protocols, tools, and definitions for building software and applications.

API integration allows different systems to communicate with each other and share data seamlessly, enabling businesses to automate processes, streamline workflows, and improve overall efficiency.

The API integration process typically involves several steps,including:
1.Identifying the APIs to be integrated: This involves determining which APIs are needed to enable data sharing between the different systems.

2.Setting up API credentials: This involves obtaining the necessary credentials to access the APIs, such as API keys, access tokens, or OAuth credentials.

3.Mapping data fields: This involves identifying which data fields need to be shared between the systems and mapping them to ensure compatibility.

4.Testing and validating the integration: This involves testing the integration to ensure that it works as expected and validating the results to ensure that the data is accurate and consistent.

API integration can be performed in various ways, depending on the systems involved and the specific requirements of the integration. It can be done manually using custom code, or through the use of third-party tools and platforms that provide pre-built integrations and workflows.

Overall, API integration is essential for businesses that rely on multiple software applications and systems to operate. It enables businesses to improve productivity, reduce manual data entry, and gain deeper insights into their operations by integrating data from different sources.