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It’s time to dive deeper and gain a more technical understanding of how LlamaIndex works its magic under the hood. In this chapter, we’ll explore some of the key concepts and components that make up LlamaIndex’s architecture. We’ll learn about the core building blocks used by the framework to ingest, structure, and query our data. Understanding these fundamentals will provide a solid foundation before we start applying them hands-on. We’ll go through the theoretical aspects of each concept and then connect the dots between the theory and practical application.

Here are the main topics covered in this chapter:

• Uncovering the essential building blocks of LlamaIndex – Documents, Nodes, and indexes
• Building our first interactive, augmented...