Claude Code is a modern AI-powered coding tool that runs directly in the terminal. It can help you write code, fix bugs, refactor projects, and even automate development tasks using simple natural language commands. Because FunOS is a lightweight Ubuntu-based distribution, Claude Code fits perfectly into its workflow.

In this guide, you will learn how to install Claude Code on FunOS using the official installer, how to use it, and how to uninstall it if needed.

What is Claude Code?

Claude Code is a CLI-based AI coding assistant developed by Anthropic. Unlike traditional code completion tools, Claude Code works as an intelligent agent that can understand and modify your entire codebase.

With Claude Code, you can:

• Analyze and understand projects
• Edit multiple files automatically
• Run development commands
• Automate repetitive coding tasks

It runs entirely from the terminal, making it a great match for lightweight systems like FunOS.

How to Install Claude Code on FunOS

Work on: 22.04.5 ✅ | 24.04.4 ✅ | 25.04 ✅ | 25.10 ✅ | 26.04 ✅

Step 1: Update Package List

First, update the package list to ensure you are installing the latest available packages.

sudo apt update

Step 2: Install curl

Claude Code uses a script that is downloaded via curl, so you need to install it first.

sudo apt install curl

Step 3: Run the Official Installer

Now run the official installation script.

curl -fsSL https://claude.ai/install.sh | bash

This command will:

• Download the latest version of Claude Code
• Install it to ~/.local/bin
• Set up required files and directories
• Enable automatic updates

Step 4: Add Claude to PATH (If Needed)

If the claude command is not recognized, you need to add it to your PATH.

echo 'export PATH=$HOME/.local/bin:$PATH' >> ~/.bashrc
source ~/.bashrc

Step 5: Verify Installation

To confirm that Claude Code is installed correctly, run:

claude --version

If installed successfully, you will see the version number displayed.

Step 6: Login to Claude Code

Before using Claude Code, you need to log in to your account.

claude

A browser window will open. Log in to your Claude account and grant access. After that, Claude Code is ready to use.

How to Use Claude Code (Basic)

Run Claude in a Project Directory

Claude Code works best when used inside a project folder.

cd my-project
claude

Example Commands

Once Claude is running, you can type instructions in natural language, such as:

Explain this project
Fix bugs in this code
Add a new feature

Claude Code will analyze your project and perform the requested actions.

How to Uninstall Claude Code on FunOS

If you no longer need Claude Code, you can remove it manually.

Step 1: Remove the Claude Binary

This removes the main executable file.

rm -f ~/.local/bin/claude

Step 2: Remove Installed Data

This removes all installed components.

rm -rf ~/.local/share/claude

Step 3: (Optional) Remove Configuration Files

To completely clean your system, you can also remove cache, configuration, and user data.

rm -rf ~/.cache/claude
rm -rf ~/.local/state/claude
rm -rf ~/.claude
rm -f ~/.claude.json

Step 4: Verify Removal

To confirm Claude Code has been removed, run:

claude --version

If the command returns command-not-found, the uninstallation was successful.

Conclusion

Claude Code is a powerful AI coding assistant that integrates seamlessly with the terminal-based workflow of FunOS. Installation is quick and simple using the official script, and you can start using it immediately after logging in.

If you ever decide to remove it, the uninstallation process is just as straightforward. With its ability to automate coding tasks and improve productivity, Claude Code can be a valuable tool for developers using FunOS.