This article was originally published on AI Study Room . For the full version with working code examples and related articles, visit the original post. React Server Components Guide: Architecture, Patterns, and When to Use RSC in 2026 React's Biggest Architectural Shift React Server Components (RSC) represent the most significant change to React's programming model since hooks. They let you render components on the server, stream them to the client, and never send the JavaScript for those components to the browser. The result: smaller bundles, faster page loads, and direct database access from your components. But RSC also introduces a new mental model that confuses even experienced React developers. Here's what you actually need to understand.…