Explainers
What is an embedding, really?
A from-scratch explainer of what embeddings actually are, how they're compared, why they make modern search possible, and which model to pick in 2026 — in about 15 minutes.
Explainers
Explainers
How AI actually works — written for humans.
Featured
Explainers
What is an LLM, really?
A from-scratch explainer of how large language models actually work — tokens, attention, the inference loop, and what to make of it all — in 12 minutes.
All Explainers
Explainers
What is MCP, the protocol quietly wiring AI into everything
The Model Context Protocol went from a quiet Anthropic release to industry-standard plumbing in under two years. Here's what it is, why every major lab adopted it, and where the hype outran the facts.
The Signal Briefing
A weekly read on what changed in AI — written by humans, fact-checked twice. No hype, no filler.
Free. Unsubscribe in one click.