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Context Engineering

Tokenization & Embeddings3

Attention & the Context Window4

Prompt & Context Construction4

Retrieval-Augmented Context5

What is RAG, and why does it exist?
Chunking strategies for retrieval
Vector search at scale, ANN, and how HNSW actually works
Reranking and hybrid search
Hands-on: building a complete mini-RAG pipeline in C++

Memory & Long Context4

Advanced Context Engineering7

Evaluation & Scoring6

Context Designing7

Lessons

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Context Engineering

Tokenization & Embeddings3

Attention & the Context Window4

Prompt & Context Construction4

Retrieval-Augmented Context5

What is RAG, and why does it exist?
Chunking strategies for retrieval
Vector search at scale, ANN, and how HNSW actually works
Reranking and hybrid search
Hands-on: building a complete mini-RAG pipeline in C++

Memory & Long Context4

Advanced Context Engineering7

Evaluation & Scoring6

Context Designing7

Learn Context Engineering Retrieval-Augmented Context

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What is RAG, and why does it exist?

The open-book exam idea behind retrieval-augmented generation, and why it beats both "just ask the model" and "retrain the model on your data" for most real applications.

8 min readUpdated 2026-09-03context-engineeringragretrieval