Learn LlamaIndex — Free Video Roadmap
A step-by-step path through the best free LlamaIndex videos on YouTube — beginner to advanced, in the order that actually makes sense. YouTube channels teaching LlamaIndex for building RAG and LLM-powered data applications. Learn document indexing, query engines, retrieval pipelines, and connecting LLMs to private data.
To learn LlamaIndex in 2026, follow this order: start with a beginner crash course, then a full course, then advanced deep dives. This roadmap sequences 17 of the best free YouTube videos — beginning with "Introduction to LlamaIndex with Python (2025)" by Alejandro AO (68,214 views).
Start Here
Beginner-friendly LlamaIndex intros and crash courses
37:56 
39:02 
20:03 
32:06 Core Skills
Full courses and comprehensive LlamaIndex tutorials
2:20:43 ![Advanced RAG with LlamaIndex - Metadata Extraction [2025]](https://img.youtube.com/vi/yzPQaNhuVGU/mqdefault.jpg)
52:24 
32:27 
42:41 
31:28 
34:49 Advanced & Deep Dives
Go deeper into LlamaIndex internals and real-world use
58:18 Stay Current
The freshest LlamaIndex videos from the last 6 months
1:01:44 
28:05 
3:18 
15:30 
42:51 Want a roadmap tailored to your goal and experience? Try the free AI learning planner →