Foundations
What is Claude Code?
ChatGPT tells you what to do. Claude Code actually does it. Here's what it is, what it's genuinely good at, and whether it's worth your time.
On this page (12 sections)
The 30-Second Version
Claude Code is an AI that lives on your computer. It reads your files, writes code, runs commands, and builds things. You talk to it in plain English.
If ChatGPT is a person you text for advice, Claude Code is a colleague sitting next to you with access to your actual project. Not just suggestions. Real output. Real files.
How Is This Different from ChatGPT?
This is the question everyone asks. Honest answer:
| ChatGPT | Claude Code | |
|---|---|---|
| Where it runs | In a browser tab | On your computer (or in a browser) |
| What it sees | Only what you paste in | Your entire project folder |
| What it can do | Give you text answers | Read files, write files, run commands, test code, deploy |
| Memory | Forgets between sessions (mostly) | Remembers your preferences, projects, and past decisions |
| Output | Text you copy-paste | Actual files on your computer |
| Best for | Questions and brainstorming | Building, fixing, and shipping real things |
Neither is "better." They're different tools for different jobs.
Need a quick answer while browsing? ChatGPT. Need to build something, fix a bug, or automate a workflow? Claude Code.
What Can It Actually Do?
Here are real things people use it for every day.
If You're a Complete Beginner
- Build a personal website from scratch in about 30 minutes
- Automate boring tasks like renaming files, organizing folders, or processing spreadsheets
- Learn to code with Claude explaining and building alongside you
If You're a Product Manager
- Turn meeting notes into Jira tickets in seconds
- Write competitive analyses by researching and comparing products
- Build slide deck outlines and status reports from your project data
If You're a Developer
- Ship features faster with an AI that knows your codebase
- Debug systematically instead of guessing
- Refactor entire codebases safely, with tests written first
If You're Anyone
- Draft documents in your writing style
- Research topics across the web
- Prepare for job interviews with tailored materials
Do I Need to Know How to Code?
No. I know that sounds like a marketing line. It isn't.
Claude Code started as a developer tool, but it's grown into something much broader. With the desktop or web app, you never open a terminal. You type what you want, Claude figures out how to do it, you review what it creates.
The tutorials on this site are written for people who've never touched code. If you can describe what you want, you can build with Claude Code.
How Much Does It Cost?
| Plan | Price | What You Get |
|---|---|---|
| Free | $0 | Try it out. Limited usage. |
| Pro | $20/month | Generous daily limits. Good for most people. |
| Max | $100/month | 20x the usage. For power users and teams. |
| API | Pay per use | For developers building on top of Claude. |
Most people start with Pro. It's the sweet spot.
Which plan is right for you? Read the detailed comparison.
The Models Behind It
Claude Code runs on three AI models. You don't have to pick manually. It routes based on your plan and task complexity. But it helps to know what you're working with:
- Claude Opus 4.6: Deepest reasoning. 1M . Use it when the problem is genuinely hard and you need it right the first time.
- Claude Sonnet 4.6: Fast and capable. Handles 80% of daily work without breaking a sweat. The default for a reason.
- Claude Haiku 4.5: Fastest and cheapest. Great for quick edits, code review, and simple lookups.
What's New in 2026?
Claude Code has shipped a lot recently. The ones worth knowing about:
- Computer Use (March 2026): Claude can now see your screen, click buttons, and navigate apps. No setup required.
- Desktop App: Full native app on Mac, Windows, and Linux. No terminal needed.
- Web App: Use Claude Code at claude.ai/code. Zero install.
- 1M Token Context: Both Opus and Sonnet can process massive projects in a single session.
- Skills: Create custom with a simple Markdown file. No code required.
- Agent Teams: Run multiple Claude sessions in parallel, each focused on a different task.
- Protocol: Connect Claude to GitHub, Slack, Jira, databases, and 50+ other tools.
Where to Start
Three paths:
- I want the guided experience: Go to the Interactive Journey Map and pick your persona.
- I want to follow a tutorial: Start with Your First CLAUDE.md. Takes 5 minutes.
- I just want to install it: Installation Guide.
Pick one and go.
New guides, when they ship
One email, roughly weekly. CLAUDE.md templates, workflows I actually use, and the cut-for-length stuff that does not make the public guides. One-click unsubscribe.
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