AI, explained like a human wrote it.
Clear, honest guides to how AI actually works: tokens, models, cost, prompting, and telling real from machine-made. No hype, no jargon wall, and a free tool to go with most of them.
How to Learn AI From Scratch in 2026: A Complete Guide
A start-to-finish plan for 2026, whether you want to use AI well or build with it. Two paths, a realistic timeline, and the free courses worth your time.
- Guide
AI Literacy: A Practical Guide to Understanding AI in 2026
The whole picture in one place: how models work, where they fail, and the handful of ideas that make everything else click.
12 min read - Fundamentals
What Is a Context Window? AI Memory, Explained
It is the model's short-term memory, and it runs out. Understanding it explains why long chats drift and big documents get cut off.
7 min read - Prompting
How to Write Better AI Prompts: A Beginner's Guide
Better answers rarely need clever tricks. They need context, a clear task, and a shape to fill. Here is the pattern.
9 min read - Spotting AI
How to Spot AI Images and Deepfakes
The old giveaways are fading fast. Here is what still gives an AI image away, and the checks that work when your eyes cannot.
8 min read - Spotting AI
How to Spot AI-Written Text (and Why Detectors Miss)
There are patterns worth knowing, and a big catch: the tools that claim to detect AI writing get it wrong often enough to ruin lives.
8 min read - Tools & models
How Much Does the AI API Cost? A 2026 Breakdown
Per-token pricing sounds simple until the bill arrives. Here is how it works, and how to see the cost coming.
8 min read - Tools & models
ChatGPT vs Claude vs Gemini: How to Choose in 2026
They are closer than the marketing suggests. Here is how the big three actually differ, and how to match one to what you are doing.
9 min read - Fundamentals
What Are Tokens in AI? A Plain-English Guide
Models do not read words. They read tokens. Once you see how text gets chopped up, cost and context limits stop being mysterious.
7 min read
Reading is a start. The habit is the app.
Scroll teaches the same ideas in one minute a day, with quizzes that make them stick. Free on iOS.