Tutorials & deep dives.
Practical guides on AI thinking frameworks, mental models, and getting better outputs from Claude, ChatGPT, and every LLM. Everything we've learned building this catalogue.
Best places to buy Claude Skills in 2026: marketplaces compared
Claude Skills covers coding tools, document processors, thinking frameworks, and more. Here's an honest breakdown of the leading marketplaces by category, with genuine picks for each — and where authority.md fits in.
Where to buy AI thinking frameworks: 2026 buyer's guide
AI thinking frameworks are mental models from named thinkers, delivered as files or prompts for Claude, ChatGPT, and Gemini. Here's how the options compare on criteria that actually matter: catalogue depth, format quality, price, and provenance.
authority.md vs Think Like Them: Honest Comparison
Both sites offer AI thinking frameworks inspired by famous thinkers. One is free, one is $4.99. Here's what you actually get from each, who each is right for, and when we'd tell you to pick the other.
authority.md vs Writing Your Own Prompts: Which Actually Works?
Before buying a framework, most people consider just writing their own prompt. Here's an honest look at when that works, when it doesn't, and when $4.99 actually saves you time.
How to Give Your AI Agent a Thinking Framework (API Guide)
Load a thinking framework into Claude, OpenAI, or any LLM agent via system prompt. Production-ready code examples for Anthropic, OpenAI, LangChain, and custom agents.
Claude Skill vs Custom GPT vs System Prompt: Which Should You Use?
Deep comparison of the three main ways to give AI a custom personality — Claude Skills, ChatGPT Custom GPTs, and raw system prompts. With honest pros, cons, and use cases.
Use a Thinking Framework in ChatGPT, Gemini & Other LLMs
How to load a thinking framework .md file into ChatGPT Custom GPTs, Gemini, Grok, and agent frameworks. Practical walkthrough with examples.
How to Install a Claude Skill from authority.md (in 60 seconds)
Step-by-step guide to installing a thinking framework Claude Skill from authority.md — in Claude.ai, Claude Code, and the Claude API. Plus fallback for ChatGPT and Gemini.
Stacking Thinking Frameworks: Which Ones Combine Well?
Not every pair of thinking frameworks works together. Some reinforce, some contradict, some cover each other's blind spots. Here's an honest guide to stacking.
What Is a Claude Skill? A Plain-English Explainer
Claude Skills in plain English — what they are, how they work, when to use them, and what they're good (and bad) at. With install instructions and honest limits.
Which Thinking Framework Should You Buy? An Honest Decision Guide
Not sure which thinking framework to download? This guide helps you pick by what you're actually working on — investments, product decisions, creative work, leadership, and more.