New AI products seem to show up every week, and the names don’t make it easy. These short guides tell you what each one is, how they differ and what they cost, without the jargon.
Every fact here comes from the company’s own pages.
Choosing an assistant
- ChatGPT vs Claude vs Gemini vs Grok
Who makes each one, what each is best at, and free vs paid plans. - ChatGPT vs Claude
The two most compared assistants, side by side.
Understanding the basics
- Why are there so many AI models?
Fast vs smart, reasoning, “mini” and “flash”, and open-weight models. - How much does AI cost?
Monthly plans vs paying per token, with real numbers. - Chatbot vs AI agent
The difference between answering and doing. - What is deep research in AI?
The slow, thorough mode in ChatGPT, Gemini, Claude and Perplexity. - What is a context window?
How much an AI can hold in view at once, and why long chats forget things.
Products, one at a time
- Grok vs Grok Bot
XAI’s assistant and xAI’s agent. - What are Dots in ChatGPT?
OpenAI’s always-on agents. - What is Muse?
Meta’s personal AI agent. - What is Claude Code?
Anthropic’s coding agent, and what happened to Claude Cowork.
Questions
Where do the facts in these guides come from?
Every fact, plan and price comes from the company's own official pages, fetched on the date shown. Each guide lists its sources at the top.
How often do prices change?
Often. AI companies update plans and models every few months. Where we couldn't confirm a price, we link you to the official page instead.
Where should a beginner start?
Start with 'ChatGPT vs Claude vs Gemini vs Grok', then 'Chatbot vs AI agent'.