Claude Code for Beginners
Build marketing assets with AI — no CS degree required
Claude Code is the most powerful AI coding tool available. It reads your entire codebase, writes real code, fixes its own mistakes, and ships working software. This guide gets you from zero to your first deployed project in one session.
Not a chatbot. A coding partner.
Claude Code is not ChatGPT in a code editor. It operates on your entire project at once — reading every file, understanding how they connect, and making changes across multiple files simultaneously. It is the difference between asking someone for advice and hiring someone to actually do the work.
Reads your whole project
Not just the file you paste. Claude Code has context on every file, import, and dependency in your project simultaneously.
Writes and edits real files
Not suggestions you copy-paste. Claude Code edits files directly, creates new ones, and runs terminal commands.
Fixes its own mistakes
When something breaks, Claude Code reads the error, diagnoses the cause, and fixes it — often without you doing anything.
Three things before you start.
A Claude account
Claude Pro ($20/mo) or access to the Claude API. Claude Code is included. If you are on the free tier, you will need to upgrade.
A terminal
On Mac: Terminal or iTerm. On Windows: Windows Terminal or WSL. Do not panic — you only need three commands total.
Node.js installed
One-time install from nodejs.org. Takes 2 minutes. You will use it to run your project locally.
From zero to running in 20 minutes.
Install Claude Code
5 minOpen your terminal and run one command.
npm install -g @anthropic-ai/claude-code
Then navigate to a folder where you want your project:
mkdir my-marketing-site && cd my-marketing-site
Start a session
2 minLaunch Claude Code from your project folder.
claude
Claude Code will ask you to authenticate with your Anthropic account the first time. Follow the prompts.
Describe what you want to build
5 minYou talk to Claude Code like a person. Be specific about what you want, who it is for, and what it should do. Here is a prompt that works for a marketing landing page:
Prompt for Claude Code →
Build me a landing page for a marketing agency called Apex Creative. The page should have: - A dark hero section with the headline "We make brands unforgettable" and a "Get a quote" CTA button - A services section with 3 cards: Brand Identity, Digital Campaigns, Content Strategy - A simple contact form at the bottom with name, email, and message fields - Clean, professional design. Use Tailwind CSS. Start by scaffolding a Next.js project, then build the page.
Run the project locally
5 minWhen Claude Code finishes building, it will tell you the command to run your project. Usually:
npm run dev
Open your browser to localhost:3000. You will see your site.
Iterate with plain language
3 minNow the real power kicks in. Tell Claude Code what to change in plain language.
Prompt for Claude Code →
The hero headline is too generic. Change it to "Your brand is your moat — we help you build it." Also make the CTA button blue and add a subheadline under the main headline that says "We have helped 40+ brands across 12 industries stand out in crowded markets."
Real marketing assets, not toy demos.
Landing pages
Campaign-specific pages, product launches, lead capture pages. Build one in under 30 minutes.
Lead capture tools
Forms connected to email platforms, waitlist pages, multi-step surveys. No third-party tool needed.
Marketing calculators
ROI calculators, pricing estimators, quiz tools that generate leads. Interactive content that converts.
Email templates
Coded HTML email templates that work across all clients. No drag-and-drop tool limitations.
Admin dashboards
Internal tools for tracking campaigns, managing content calendars, reviewing ad performance.
Automations
Scripts that pull data, send reports, or trigger workflows. Run once, save hours every week.
How to get the best results.
Be specific about the outcome, not the implementation
Tell Claude Code what you want the page to do, not how to code it. Wrong: "Use a flexbox layout." Right: "The three service cards should sit side by side on desktop and stack on mobile."
Describe your brand
Include your brand colors, fonts, and tone in your initial prompt. Claude Code will apply them consistently throughout the project.
Save working checkpoints with git
Before making big changes, run `git add . && git commit -m "working version"`. This lets you roll back if something breaks.
Read the error messages
When Claude Code hits an error, paste the full error message back into the chat. It usually fixes itself in one response.
From localhost to a real URL.
Claude Code builds your project locally. To put it on the internet, you need a hosting platform. The easiest option for Next.js projects is Vercel.
Push to GitHub
Create a free GitHub account, create a new repository, and push your project:
git init && git add . && git commit -m "initial" && git remote add origin [your-repo-url] && git push -u origin main
Connect to Vercel
Go to vercel.com, sign up with GitHub, click "Import Project," and select your repository. Vercel detects Next.js automatically.
Live URL in 60 seconds
Vercel deploys your project and gives you a live URL immediately. Every time you push a change, it redeploys automatically.
Already done this before?
If you followed the Build a Local Business Website guide, you have already done this. Claude Code works with the same deployment pipeline.
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