Master RAG end to end: embeddings, chunking, vector databases, hybrid search, re-ranking, Agentic RAG and production scaling. Hands-on course for 2026.
Embeddings and Vector Representations55 min12 questions
Chunking Strategies: The Art of Document Fragmentation55 min12 questions
2
Module 2: Implementing the RAG Pipeline
3 lessons · 2 h 45 min · 36 questions
Building an End-to-End RAG Pipeline55 min12 questions
Vector Databases in Practice55 min12 questions
Semantic Search vs Keyword Search55 min12 questions
3
Module 3: Embedding Models and Document Processing
3 lessons · 2 h 45 min · 36 questions
Embedding Models: Comparison and Selection 202655 min12 questions
Document Processing: PDF, HTML, Office, and Complex Structures55 min12 questions
Multimodal Embeddings: Images, Tables, and Audio55 min12 questions
4
Module 4: Advanced RAG
3 lessons · 2 h 45 min · 35 questions
Hybrid Search and Re-ranking55 min12 questions
Multi-Modal RAG: Images, Tables, and Charts55 min12 questions
RAG Evaluation Metrics55 min11 questions
5
Module 5: Advanced RAG Architectures
3 lessons · 2 h 45 min · 36 questions
Agentic RAG, Self-RAG, and Corrective RAG55 min12 questions
RAG with Knowledge Graphs55 min12 questions
Conversational RAG: Memory and Multi-Turn Context55 min12 questions
6
Module 6: RAG in Production
3 lessons · 2 h 45 min · 35 questions
Scaling RAG Systems55 min12 questions
Caching and RAG Optimization55 min11 questions
Security and Data Governance in RAG Systems55 min12 questions
7
Module 7: RAG Tools and Frameworks
2 lessons · 1 h 50 min · 24 questions
LangChain, LlamaIndex, and Haystack: Complete 2026 Comparison55 min12 questions
Orchestrating RAG Pipelines in Production55 min12 questions
8
Module 8: Systematic RAG Evaluation and Testing
2 lessons · 1 h 50 min · 24 questions
Systematic RAG Evaluation with RAGAS and DeepEval55 min12 questions
CI/CD Testing and RAG Monitoring in Production55 min12 questions
9
Module 9: Case Studies and Hands-On Projects
2 lessons · 1 h 55 min · 24 questions
Case Study: RAG System for Technical Documentation55 min12 questions
Hands-On Project: Build a Complete RAG System60 min12 questions
10
Module 10: Final Quiz — RAG in Practice
1 lesson · 1 h · 15 questions
Final Assessment — RAG: Retrieval-Augmented Generation60 min15 questions
11
Module 11: Appendix: Official Resources, 2026 Updates and Learning Paths
2 lessons · 56 min · 10 questions
Official Resources, 2026 Updates and Learning Paths32 min5 questions
Contextual Retrieval: Enriching Chunks before Embedding24 min5 questions
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Lesson 1 · 55 min
What Is RAG and Why It Matters
An LLM will answer with the same confidence whether it knows the answer or is making it up — and in production, a wrong answer delivered with conviction costs more than an honest "I don't know". Retrieval-Augmented Generation — RAG for short — attacks exactly this problem.
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RAG: Retrieval-Augmented Generation in Practice
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About the course, the price, the AI Professor and the certificate.
What will I learn in “RAG: Retrieval-Augmented Generation in Practice”?
A premium, complete RAG (Retrieval-Augmented Generation) course, updated for 2026. Covers RAG fundamentals, embeddings and vector representations, chunking strategies, end-to-end RAG pipelines, vector databases (Pinecone, Qdrant, pgvector, Weaviate), semantic and hybrid search, re-ranking, multimodal RAG, evaluation metrics (RAGAS, DeepEval), 2026 embedding models, document processing, advanced architectures (Agentic RAG, Self-RAG, CRAG, GraphRAG, conversational RAG), production scaling, caching, security, frameworks (LangChain, LlamaIndex, Haystack), pipeline orchestration, CI/CD testing, monitoring, case studies and a complete hands-on project.
The course has 11 modules and 27 lessons, with 311 quiz questions. The full curriculum, module by module, is shown on the course page.
Do I need prior experience for this course?
Yes. The course is Advanced level and assumes hands-on experience with AI in its field.
How long does the course take?
The estimated duration is about 24 hours, across 27 lessons. You learn at your own pace, and your progress is saved automatically at every lesson, so you can pick up where you left off.
How much does it cost, and which plan do I need?
Access to this course alone costs €99 per month. The course is also included in the IT Pro bundle, €399 per month for all 25 IT Pro courses, and in All Access, €499 per month for the whole international catalog.
Plans are billed monthly, in EUR. Every price is a total, with VAT included at the rate of your country. Compare the plans.
Can I read part of the course before paying?
Yes. You can read a free preview of lesson 1, “What Is RAG and Why It Matters”, without an account. The preview shows you how the lesson is written; the rest of the lesson and the other lessons open after payment.
How does the AI Professor help me in this course?
The AI Professor is built into every lesson and starts from the lesson you have open: it explains the passages you select, gives you examples, summarizes the lesson, tests you with a quiz and prepares review flashcards. You can type or talk to it, in English.
It is included in your subscription, per-course access included, with a monthly fair-use limit. It is an AI system, not a human teacher, and its answers may contain errors; details in the Terms.
Do I get a certificate when I finish the course?
When you meet the completion thresholds shown on the platform (lessons completed and the minimum quiz score), you can issue your Certificate of Completion for “RAG: Retrieval-Augmented Generation in Practice” from your account, with a unique number, publicly verifiable on the site.
It is a private attestation of course completion, issued by GALIAN SOFTWARE DEVELOPMENT SRL. It is NOT a diploma or a state-recognised qualification under Romanian Laws 198/2023, 199/2023 or Government Ordinance 129/2000; employers may take it into account at their own discretion. Details in the Certification policy.
Does the subscription renew automatically? How do I stop it?
Yes. Course access and the bundles are subscriptions that renew automatically at the end of each monthly billing period. You can see the next renewal date in your account at any time.
You can stop the renewal at any time, from your account or by email, with no other formality. Access stays active until the end of the period already paid for, and no pro-rata refund is made for a period already started, except in the cases provided by law. Your progress stays saved in your account. Details in the Terms & Conditions, section 5.5.
Can my company buy this course for a team?
Yes. Company plans give a team access to the courses, with a dashboard where you follow each member’s progress and manage seats centrally. See the plans for companies.
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