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35 guides in RAG

RAG Guide · 1 min

RAG Architecture: The Components End to End

A map of a complete retrieval-augmented generation system, from ingestion to answer, and what each component is responsible for.

RAG 1 min read 7 Dec 2025 For people

RAG Guide · 2 min

Document Parsing for RAG

Turning PDFs, slides, HTML and scans into clean, structured text — the unglamorous step that decides RAG quality.

RAG 2 min read 6 Dec 2025 For people

RAG Guide · 2 min

Chunk Size and Overlap Tuning

How to choose chunk size and overlap for retrieval by testing against real questions rather than guessing.

RAG 2 min read 5 Dec 2025 For people

RAG Guide · 2 min

Hybrid Search for RAG

Combining keyword and vector search so RAG finds both exact terms and paraphrased meaning.

RAG 2 min read 4 Dec 2025 For people

RAG Guide · 1 min

Query Rewriting and Expansion

Improving retrieval by rewriting user questions: expansion, decomposition, hypothetical answers and conversational context.

RAG 1 min read 3 Dec 2025 For people

RAG Guide · 2 min

Metadata Filtering in Retrieval

Using document metadata — dates, sources, products, permissions — to narrow retrieval and get more relevant, safer results.

RAG 2 min read 2 Dec 2025 For people

RAG Guide · 2 min

Citations and Source Attribution in RAG

How to make RAG answers cite their sources reliably, and how to check that citations really support the claims.

RAG 2 min read 1 Dec 2025 For people

RAG Guide · 2 min

Evaluating RAG Systems

How to measure a RAG system properly: retrieval quality, answer correctness, faithfulness and the test set that ties them together.

RAG 2 min read 30 Nov 2025 For people

RAG Guide · 2 min

Faithfulness and Groundedness in RAG

Keeping answers tied to retrieved sources: prompting, checking and measuring whether every claim is supported.

RAG 2 min read 29 Nov 2025 For people

RAG Guide · 1 min

Keeping a RAG Index Fresh

Incremental updates, deletions, versioning and monitoring so a RAG system never answers from outdated documents.

RAG 1 min read 28 Nov 2025 For people

RAG Guide · 2 min

Access Control in RAG Systems

Making sure RAG only retrieves content each user is allowed to see, and avoiding leaks through prompts, caches and logs.

RAG 2 min read 27 Nov 2025 For people

RAG Guide · 2 min

Retrieval for Structured Data

Answering questions over databases and spreadsheets with text-to-SQL and table retrieval instead of text chunks.

RAG 2 min read 26 Nov 2025 For people

RAG Guide · 1 min

Agentic RAG

When a single retrieval step isn't enough: letting an agent decide what to search, when, and how often.

RAG 1 min read 25 Nov 2025 For people

RAG Guide · 2 min

GraphRAG and Knowledge Graphs

Using knowledge graphs alongside vector search to answer questions about relationships and whole collections.

RAG 2 min read 24 Nov 2025 For people

RAG Guide · 2 min

Long Context Versus RAG

With context windows now very large, when should you just paste in the documents, and when is retrieval still better?

RAG 2 min read 23 Nov 2025 For people

RAG Guide · 1 min

Common RAG Failure Modes

The recurring ways RAG systems fail — from missed retrieval to stale content — and how to diagnose each one.

RAG 1 min read 21 Nov 2025 For people

RAG Guide · 2 min

Choosing an Embedding Model for RAG

The factors that matter when picking an embedding model for retrieval: language, domain, dimensions, input length, cost and licence.

RAG 2 min read 20 Nov 2025 For people

RAG Guide · 1 min

Prompt Templates for RAG Answers

How to structure the prompt that turns retrieved passages into a grounded, cited answer.

RAG 1 min read 19 Nov 2025 For people