Claude Code

Claude Code Context

Last updated 2026-07-25

What's new

2026-07-25

Learn to create unique web designs by first building a personal library of design inspiration from sites like Dribble (a website for designers to share their work), Pinterest (a visual bookmarking tool), and Twitter (a social media platform), to help cultivate your own taste.
Use tools like Impeccable (an open-source design improvement tool with 23 different commands) to enhance and refine your web designs, making them more impactful and easier to understand.
Develop a flexible roadmap for AI design work, including how to prototype, iterate, and tweak your designs until you achieve a result you like.

2026-07-16

Claude (an AI assistant) can automate boring tasks, like sorting emails into categories (leads, urgent, etc.) and drafting responses, saving you 5-10 hours weekly.
For leads, Claude can research companies, draft replies, and even schedule meetings using your calendar, streamlining your sales process.
After client calls, Claude can generate branded PDF proposals with scope, pricing, and signatures, saving time on manual proposal creation.
This setup can be adapted to various jobs, especially those involving sales, marketing, or regular research tasks.

2026-07-13

Cloud Code (a tool for AI users) isn't just for developers; it helps non-technical users get reliable AI results by working with files and folders on your computer.
Use Cloud Code (not regular Claude, a chat-based AI) when you need to create, reuse, or improve files, like sales pages or customer research, that stick around in your business.
To start using Cloud Code, download the free app VS Code (from Microsoft), add the Cloud Code extension, and give it access to a folder on your computer to use as your workspace.
Once set up, you can tell Cloud Code to create new folders and files, and watch it make live changes in those files as it works.

2026-07-04

Claude (an AI tool by Anthropic) is helping non-coders build real businesses, like Vulcan, which won a Virginia state contract for government software.
Claude Code (a feature of Claude) builds full apps, websites, or automates tasks in minutes, just by describing what you want in plain English.
Claude is "agentic" (it takes action on its own), works in parallel (multiple tasks at once), and remembers things, making it a powerful tool for businesses and jobs.
Over half of the startups in Y Combinator's (a famous startup accelerator) newest batch are building with Claude, showing its growing popularity and effectiveness.

2026-06-28

Claude (an AI chatbot) can be turned into a personalized work tool by creating a "brand context folder" with files detailing your writing style (voice profile), visual design (like fonts and colors), and target audience (positioning).
This folder helps Claude understand and mimic your unique voice, design preferences, and audience focus, making its outputs more tailored and consistent.
To avoid overwhelming Claude, use a "Claude.md" file as an index that points to the relevant context folders, ensuring the AI has the right information for each task.
You can set up these files in about 20-30 minutes, significantly improving the quality of Claude's outputs for your specific needs.

2026-06-22

Claude (a type of AI assistant) has seven ways to follow instructions, each loading at different times and costing different amounts of "tokens" (like tiny units of data or processing power).
Instructions can be set to load at the start, when a specific file is used, or only when called, with some methods enforcing rules strictly and others just suggesting them.
For repetitive tasks, use "hooks" (automatic triggers) instead of the main instruction file (Claude.md) to save tokens and ensure rules are always followed.
Long procedures should be stored as "skills" (separate files that load only when needed), and project-specific rules should be scoped to certain paths to keep the main instruction file clean and efficient.

2026-06-19

AI coding assistants (tools that help write and plan code) can handle large amounts of information, but they can still make mistakes, like sending emails to the wrong people.
You need to carefully plan and verify the work of AI coding assistants, as they might still find ways to do things you didn't explicitly allow.
Claude Code (a popular AI coding assistant) can be used as a "second brain" to help run your business, not just for coding.
AI tools and their uses are changing quickly, so it's important to stay updated and learn how to use them effectively.

2026-06-16

**Claude Code (AI tool that can do tasks for you)** is like a chatbot (AI that talks to you) but can also take actions, like creating files or connecting to your tools, without you doing it manually.
It uses a terminal (black screen with text), but you mostly interact with it like a chat window, and you can use a user-friendly interface instead.
To use it effectively, be specific with your instructions (called prompts) to get better results, and use a file called `claw.md` to set your preferences once, so you don't have to repeat them.
**Auto mode** lets Claude Code do routine tasks without asking for permission each time, only stopping you for important decisions, making it easier to use.

2026-06-10

Claude Fable, a new AI model from Anthropic, is available for a limited time (June 9-22) before switching to a pay-per-use system; it's twice as expensive as Opus.
The speaker uses Claude Fable as a "second brain" (a digital assistant that understands and automates their life and business) integrated into their AI operating system, Herk 2.
To build an AI operating system, start with a "second brain" (a knowledge base about your life, business, and clients) and then add skills, automations, and pipelines for a fully functional AIOS.
The "four C's" framework (context, connections, capabilities, and cadence) helps build and maintain an AI operating system by organizing static and real-time data, and creating automated processes.

2026-06-07

New tools like "Grill Me Codeex" and "Grill with Docs Codeex" help turn fuzzy ideas into clear plans using AI, building on Matt PCO's original skills (tools that guide you through planning and building with AI).
These tools add an extra step where Codeex (an AI that reviews code) checks Claude Code's (an AI that writes code) work, ensuring the plan makes sense to both, like a neutral referee.
The process is iterative, meaning Claude Code and Codeex talk back and forth up to five times to improve the plan, giving you more confidence in the final result.
This is especially helpful for non-technical users, as it bridges the gap between their ideas and optimal code, which can be hard to judge without expert knowledge.

2026-06-04

Claude Code (an AI tool from the company Anthropic that writes and edits code for you) can now build professional-looking websites that clients pay for.
A new CMS (content management system, a dashboard where you or clients can edit a website without touching code) lets anyone update text, prices, or pages by just chatting to AI.
The CMS also includes built-in SEO (settings that help your site show up in Google searches) and shows you a score to improve your ranking.
Clients can edit their own site without needing your login or breaking anything, so you can hand off the site and focus on other work.

2026-06-03

Ralph loops (AI-powered automation tasks) are replacing complex workflow tools, letting you build smart automation directly in Claude Code (AI coding assistant).
Many programmers now use AI assistants like Claude Code to write all their code—a huge shift from six months ago when almost nobody worked this way.
These tools work beyond coding: people use them for emails, newsletters, calendars, and daily work, not just programming.
Building Ralph loops is practical and hands-on—you create working tools that save time, unlike brittle platforms like N8N (workflow automation software) that break regularly.

Key points

What it is

Claude Code is a tool that acts like a "harness" (a framework that wraps around an AI model), letting you give instructions to an AI to work with code, files, and terminals.
It's like a car, where the AI model is the engine, and Claude Code is the whole vehicle that uses the engine's power.
Claude Code uses smart context retrieval to handle large codebases, legacy systems, and various programming languages.

How to use it

Start by understanding that context (everything Claude Code can see at once) includes your system prompt, conversation, tool calls, files, skills, and servers.
Begin in VS Code (a free editor) with Claude Code installed, and open your project folder.
Create a Claude.md file (non-negotiable rules loaded every session) for standards you always want enforced.
For occasional needs like PR checklists, create a skill (loadable on-demand instructions) and run isolated tasks in a sub-agent (delegate to its own context window).

Watch out for

Your output is only as good as the context you give it, so structure files so Claude can read them.
Avoid overwhelming Claude with unnecessary data and manage context proactively to stay within session limits.
Don't treat Claude like a chat where you iterate endlessly, as this can bloat the context limit and degrade performance.
Be cautious of open-source models that lack Claude Code's tool training, as they may misbehave due to small context windows or not following the expected JSON protocol.

Tools named

Claude Code (AI harness for code and files), VS Code (free editor), Claude.md (non-negotiable rules file), skill (on-demand loadable instructions), sub-agent (isolated context window)

Lesson 1: What is Claude Code Context and why it matters

Claude Code is a tool—a "harness" (the framework that wraps around an AI model)—that lets you give instructions to an AI and have it act on code, files, and terminals. Think of it as a car: the AI model is the engine, and Claude Code is the whole vehicle that drives the engine’s power.

The key to making Claude Code work well is context. If you feed the tool relevant files and describe your goal clearly, Claude can read your project, choose the right tools, handle errors, and adapt. Many beginners actually use Claude Code incorrectly by not structuring their files so the AI can read them. Your output is only as good as the context you give it.

Why does this matter for AI development? Because the "harness" decides performance more than the model alone. Anthropic reports Claude Code now handles multi-million line codebases, legacy systems, and languages like C, C++, and Java—all by using smart context retrieval instead of the old method of embedding entire repositories. That old method breaks at large scale because the index can’t keep up with active engineering teams.

With Claude Code, you are essentially handing a project manager: it reads your workflows, looks at available tools, and makes decisions. If something breaks, it researches and fixes itself. That’s why providing good context isn’t optional—it’s the difference between a powerful, productive session and a frustrating one.

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Lesson 2: How to use Claude Code Context: step-by-step

To use Claude Code Context, start by understanding that context (everything Claude Code can see at once) includes your system prompt, conversation, tool calls, files, skills, and servers. Context determines how well Claude understands your project.

Begin in VS Code (free editor) with Claude Code installed. Open your project folder. The key principle: your output is only as good as your input. Most people use Claude Code incorrectly because they don't structure files so Claude can read them.

Create a Claude.md file (non-negotiable rules loaded every session) for standards you always want enforced. For occasional needs like PR checklists, create a skill (loadable on-demand instructions). Run isolated tasks in a sub-agent (delegate to its own context window), which returns only a summary, keeping your main context clean.

When you drop in many files, give Claude a moment to acclimate to the information. Feed it only relevant context files for what you want to achieve. Avoid overwhelming it with unnecessary data.

For practical use, point Claude Code at your codebase, Git history, or Slack exports. Ask for a single readable explainer page with a diagram and annotated code snippets. This keeps context focused. Or sketch interface ideas in HTML, then have Claude translate to React or Swift.

Manage context proactively to stay within session limits and get precise, usable output.

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Lesson 3: Best practices and pitfalls

Claude Code's context (everything the AI can see at once) fills up fast. Every failed attempt, broken code, and wrong approach stays in there, eating space. A single session that goes back-and-forth with "That didn't work, try this instead" quickly bloats the context limit, causing you to hit session caps or degrade performance. The key mistake: treating Claude like a chat where you iterate endlessly.

Best practice is to offload rules so they don't clutter the active window. Use Claude.md, a file where you put non-negotiable coding standards and "never forget" rules — Claude loads it every session automatically. For procedures you need sometimes, like PR checklists or deployment steps, package them as a skill (an on-demand loadable instruction set). Skills keep your main context lean.

For tasks that need isolated thinking, use a sub-agent (a delegate with its own separate context window). Only the summary comes back, so your primary context stays clean.

Another pitfall: dumping excessive reference files or long documentation into the prompt. Instead, treat Claude.md as the source of truth and store detailed docs externally. Also, beware of open-source models that lack Claude Code's tool training — they misbehave because their context window is too small or they don't follow the JSON protocol Claude expects. Stick with models built for the platform.

Finally, leverage context windows wisely: when you fix bugs or add features, let Claude learn from past failures without carrying the "broken code baggage" forward. Start fresh sessions for new tasks.

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