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The Complete Claude Tools Guide: From Basics to Advanced

Most people pay for Claude's tools and never use them. Here is the full stack, level by level, with the ones that actually move the needle.

April 13, 2026 8 min read Guide
TL;DR

The biggest productivity gain from Claude isn't better prompting — it's the tools you already have access to. Projects, Skills, Memory, Connectors, Deep Research, Extended Thinking, Artifacts, Cowork, and Claude Code, organized into four levels so you know what to turn on first.

After a year of daily use, the single biggest upgrade in my Claude workflow wasn't a prompting trick. It was finally configuring the tools that ship with every paid account and that almost no one touches.

This guide walks them end to end, grouped by how much leverage they give you. Start at Level 1 and don't skip ahead.

Level 1: the foundation everyone should set up

These are not optional. Skip them and you will re-explain context every session forever.

Projects

Projects is the single most under-configured feature in Claude. Without it, every conversation starts from zero — Claude doesn't know your voice, your codebase, your standards.

Spend 20 to 30 minutes collecting the context files you repeatedly paste and upload them into a Project. The quality delta shows up on the next message.

Claude Skills

If a Project is the environment, a Skill is a saved workflow that runs inside it. A Skill is a markdown file with pre-loaded instructions. Invoke it and Claude follows them instantly.

Example: a "Brand Voice" Skill that encodes tone, audience, banned words, and formatting. Instead of re-explaining, you write "use my Brand Voice Skill to draft X."

To build one: Customize → Skills → enable Skill-Creator. Then tell Claude "help me build a Skill for process X."

Memory

Claude is already accumulating memories about you across conversations. Most people never look at them.

Open Settings → Memory. Delete what's stale. Add the long-lived context you want it to keep.

Migration hack. Ask your previous AI "I'm migrating this project to Claude — give me a document to transfer the context," then paste the output into Claude's memory.

Connectors

Connectors wire Claude into the tools you already use — Gmail, Google Drive, Slack, Notion, Calendar, and 50+ others. Settings → Connectors. Plug in whatever you touch daily.

Level 2: research and thinking

Foundation in place, now you use it.

Deep Research

Most people know it exists and ignore it. Activate it and Claude decomposes your query, reads dozens of sources, cross-references them, and returns a cited report. Duration: five to 45 minutes depending on scope. Open the chat, click "+", turn it on.

Extended Thinking

Claude answers fast by default. For strategy, analysis, or multi-step reasoning, you want it slower and more deliberate.

Two ways to enable:

  1. Phrase it: "think deeply before responding."
  2. Toggle Extended Thinking in the chat UI under the model picker.

Pair heavy reasoning with the strongest model available.

Artifacts

Artifacts are standalone outputs — HTML pages, React components, docs, diagrams, tables — that live as real files you can view, edit, download, and iterate. Ask Claude to "make this an Artifact" and you unlock a much wider surface area: landing pages, dashboards, small apps.

Artifacts compound with Skills. A Skill encodes how you want something built; Artifacts are where it lands.

Level 3: agentic tools

This is where Claude stops being a chat and starts being a teammate.

Claude Cowork

Cowork is desktop-only. Once installed, you hand Claude multi-step jobs that touch your real workflows. Three features earn their keep daily:

Cowork Dispatch

Dispatch runs Cowork from your phone. Leave the laptop open, walk away, keep sending tasks. Open "Dispatch" inside Cowork and follow the prompts.

Claude in Chrome

This connector lets desktop Claude launch a task and execute it in the browser without you switching windows. Useful for anything research- or form-driven.

Level 4: building and coding

Claude Code

Claude Code is the most capable coding agent available right now. What it actually does well:

Slash commands

A built-in command system. The ones worth memorizing:

You can also define your own. Drop a markdown file in .claude/commands/ (project-scoped) or ~/.claude/commands/ (global). The file's contents are the prompt that runs when you invoke it. Perfect for /deploy, /test-all, /fix-lint.

The cheatsheet. Keep the slash command reference open in a tab. You will use five commands per hour and the muscle memory is worth a few minutes of browsing.

CLAUDE.md

A markdown file at the root of any project. Claude Code reads it automatically every session. Inside: coding standards, architectural decisions, file layout, forbidden zones.

This is the single biggest quality upgrade most Claude Code users haven't made.

A starter example:

This is a Next.js project with TypeScript and Tailwind.

Always use functional components. Never class components.

Run npm run lint before committing.

All API calls go through /lib/api. Don't call APIs directly
from components.

Don't modify /config without approval.

Multi-agent mode and subagents

Claude Code can spawn subagents in parallel — one writing tests while another builds the feature, one refactoring while another writes docs. It decides when to spawn them based on task complexity.

How you trigger them: give outcome-oriented prompts, not step-by-step instructions. "Refactor X and add tests" invites parallelism. "First do A, then B, then C" does not.

Memory in Claude Code

Claude Code has its own memory, separate from the web app. Tell it to remember a preference or convention and it persists across sessions. Paired with a good CLAUDE.md, your project gets progressively easier to work in instead of starting from scratch.

The four-thing upgrade. Adopt slash commands, a real CLAUDE.md, outcome-oriented prompts for subagents, and memory hygiene. That combination alone moves Claude Code productivity up a tier.

The bottom line

The tools are already included. The bottleneck is not access — it's that nobody sets them up. Spend one afternoon this week wiring up Projects, a Skill, Memory, and a CLAUDE.md in your main repo. The compounding effect starts the next morning.

For the next step up, see the managed agents playbook, or learn how self-learning agents extend this stack in the Hermes guide.

Want the full Claude Code reference? Open the cheatsheet →