Agents & RAG
What an AI agent actually is, how retrieval-augmented generation works, and which platforms are worth your time.
In this cluster
- The AI Agent Platform Landscape in 2026 (4 Layers, One Decision Framework)
AI agent platforms aren't all the same kind of thing. Here's how to read the landscape in 2026 across four layers, with a decision framework by operator profile.
- What Is Retrieval-Augmented Generation (RAG)? A Practitioner's Explanation
What is retrieval-augmented generation? A practitioner's explanation covering the pipeline, chunking decisions, when RAG fails, and when to skip it entirely.
- What Is an AI Agent (And What Definitely Isn't)
Every vendor calls their chatbot an agent now. Here's the precise definition, the minimum-component test, and a clear answer on ChatGPT.
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