What Is ASP.NET Core Web API?

Advanced Updated June 17, 2025

Building Robust RESTful APIs with ASP.NET Core Web API – The Complete Guide

ASP.NET Core Web API is a high-performance, open-source framework for building RESTful services using the .NET ecosystem. Whether you're designing microservices, single-page app backends, or enterprise APIs, this tutorial provides an in-depth walkthrough of everything you need to know to build, secure, and deploy modern Web APIs with ASP.NET Core.

🔰 What Is ASP.NET Core Web API?

ASP.NET Core Web API is a part of the ASP.NET Core platform, allowing developers to build HTTP services that reach a broad range of clients, including browsers and mobile devices. It's cross-platform, lightweight, and optimized for performance.