November 1, 2026

Web, Payments, Bytes & Ventures

Explainers: AI tools

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Retrieval-augmented generation · Oct 15

Retrieval-Augmented Generation Explained: How AI Answers From Your Documents

How RAG tools search your documents before answering, and how to check what they say.

A long paper strip of text lines passing through a graphite viewing frame; only the lines inside the frame are dark, one highlighted in orange, while the far end fades and curls away.

Context window · Oct 12

Context Window Explained: What an AI Tool Can Keep in View

What fills an AI tool's context window, how tokens are counted and why long chats lose track.