aiflx

Library / Guides

Best LLM and RAG courses

LLM and RAG courses cover working with large language models in code: prompting through an API, retrieval-augmented generation with embeddings and a vector database, fine-tuning, and running open models locally with tools such as Ollama and Hugging Face. These are the best-matching courses in this library, ranked by relevance.

Updated · 20 items · catalogs from Udemy, Coursera, O'Reilly and 365 Data Science

#CourseProviderPricingSkills covered
1PostgreSQL for AI: Master SQL, pgvector, RAG & Vector SearchUdemyPaidai, rag, vector search, llm, embeddings
2Build Next-Gen LLM Apps with LangChain & LangGraphCoursera · CourseraPartially Freellm, langchain, langgraph, large language model, fine-tuning
3Mastering LLMs Locally using Ollama | Hands-OnUdemyPaidllm, ollama, large language model, ai, chatbot
4RAG with LangChain: Chat with Your Data using LLMsUdemyPaidrag, langchain, llm, ai, chatbot
5Production RAG with LangChain: Beginner to AdvancedUdemyPaidrag, langchain, ai, llm, vector database
6[NEW]Mastering Retrieval Augmented Generation (RAG) IN LLMsUdemyPaidretrieval augmented generation, rag, llm, artificial intelligence, large language model
7Vector Databases with Python: ChromaDB, Pinecone & RAGUdemyPaidvector database, rag, ai, langchain, openai
8Large Language Models (LLM) Concepts Practice TestsUdemyPaidlarge language model, llm, embeddings, fine-tuning, rag
9Basic to Advanced: Retreival-Augmented Generation (RAG)UdemyPaidrag, langchain, ai, chatbot, vector database
10Master RAG for AI + DevOpsUdemyPaidrag, ai, retrieval augmented generation, vector database, large language model
11Mastering LlamaIndex: Build Smart AI-Powered Data SolutionsUdemyPaidllamaindex, ai, rag, embeddings, large language model
12Master LangChain LLM Integration: Build Smarter AI SolutionsUdemyPaidlangchain, llm, ai, large language model, rag
13Build a Local AI Assistant with LLMsCoursera · JetBrainsPartially Freeai, llm, embeddings, vector database, rag
14Building a RAG application in PythonUdemyPaidrag, langchain, llamaindex, embeddings, ollama
15AI Agents & Agentic AI with Hugging Face and LangChainUdemyPaidai agent, agentic ai, hugging face, langchain, ai
16Agentic AI Development with Hugging Face & LangChainUdemyPaidagentic ai, hugging face, langchain, ai, ai agent
17Agentic AI Engineering with Hugging Face & LangChainUdemyPaidagentic ai, hugging face, langchain, ai, ai agent
18AI Engineer Bootcamp 2026: LLMs, RAG, AI Agents & Vector DBsUdemyPaidai, llm, rag, ai agent, large language model
19Become an AI Engineer: RAG Systems, GenAI & LangChainUdemyPaidai, rag, genai, langchain, large language model
20Building AI Agents with Hugging Face & LangChainUdemyPaidai agent, hugging face, langchain, ai, agentic ai

Frequently asked questions

Which platform has the most LLM and RAG courses?

Among the 20 courses in this guide: Udemy (18), Coursera (2). Every course page links to the provider, where the current price and enrollment terms are shown.

Are any of these LLM and RAG courses free?

None of the 20 courses has a zero list price in the provider catalog. Coursera courses can often be audited at no cost, and O'Reilly and 365 Data Science are subscriptions.

How were these courses chosen?

From the 4,713 artificial intelligence and data science course pages in this library, selected by the relevance score that drives every page here. A course qualifies when its title or description names one of these skills: embeddings, fine-tuning, hugging face, langchain, large language model, llamaindex, llm, ollama, rag, retrieval augmented generation, vector database, vector search. Courses matching more of them rank first. Catalogs were downloaded on 2026-10-22.

More guides