diff --git a/.github/workflows/TestWorkflow.yml b/.github/workflows/TestWorkflow.yml
index 7753e0b..8712ff5 100644
--- a/.github/workflows/TestWorkflow.yml
+++ b/.github/workflows/TestWorkflow.yml
@@ -498,3 +498,52 @@ jobs:
                 Get-GitHubGitConfig | Format-Table -AutoSize | Out-String
               }
             }
+
+  ActionTestPreserveCredentialsFalse:
+    name: PreserveCredentials False
+    runs-on: ${{ inputs.runs-on }}
+    steps:
+      # Need to check out as part of the test, as its a local action
+      - name: Checkout repo
+        uses: actions/checkout@v4
+
+      - name: Action-Test with PreserveCredentials false
+        uses: ./
+        with:
+          Token: ${{ secrets.TEST_USER_PAT }}
+          PreserveCredentials: false
+          Prerelease: ${{ inputs.Prerelease }}
+          Script: |
+            LogGroup 'Get-GitHubUser with credentials that will be cleaned up' {
+              Get-GitHubUser | Format-Table -AutoSize | Out-String
+            }
+
+      - name: Verify credentials are cleaned up
+        shell: pwsh
+        run: |
+          try {
+            # Import GitHub module to check contexts
+            Import-Module -Name GitHub -ErrorAction SilentlyContinue
+            
+            # Check if Get-GitHubContext command is available
+            if (Get-Command Get-GitHubContext -ErrorAction SilentlyContinue) {
+              # Get available contexts
+              $contexts = Get-GitHubContext -ListAvailable
+              
+              Write-Host "Available GitHub contexts: $($contexts | ConvertTo-Json -Depth 3)"
+              
+              # Verify that no contexts are available (should be null or empty)
+              if ($null -eq $contexts -or $contexts.Count -eq 0) {
+                Write-Host "✅ SUCCESS: No GitHub contexts found after cleanup"
+              } else {
+                Write-Host "❌ FAILURE: Found $($contexts.Count) GitHub context(s) after cleanup"
+                $contexts | Format-Table -AutoSize | Out-String | Write-Host
+                exit 1
+              }
+            } else {
+              Write-Host "⚠️  WARNING: Get-GitHubContext command not available"
+            }
+          } catch {
+            Write-Host "❌ FAILURE: Error checking GitHub contexts: $($_.Exception.Message)"
+            exit 1
+          }
diff --git a/README.md b/README.md
index b09f491..1033cf2 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,7 @@ To get started with your own GitHub PowerShell based action, [create a new repos
 | `ShowInit`         | Show information about the initialization.                                | false    | `'false'`             |
 | `ShowOutput`       | Show the script's output.                                                 | false    | `'false'`             |
 | `WorkingDirectory` | The working directory where the script runs.                              | false    | `'.'`                 |
+| `PreserveCredentials` | Preserve credentials after script execution. If false, disconnects GitHub contexts and CLI using Disconnect-GitHubAccount. | false    | `'true'`              |
 
 ### Outputs
 
@@ -199,3 +200,17 @@ Runs a script that uses the GitHub PowerShell module and outputs the result.
     Set-GitHubStepSummary -Summary $result.WISECAT
     Write-GitHubNotice -Message $result.Zen -Title 'GitHub Zen'
 ```
+
+#### Example 6: Run a script with credential cleanup
+
+Runs a script with `PreserveCredentials` set to `false` to automatically disconnect GitHub credentials after execution.
+
+```yaml
+- name: Run script with credential cleanup
+  uses: PSModule/GitHub-Script@v1
+  with:
+    PreserveCredentials: false
+    Script: |
+      Get-GitHubUser
+      # Credentials will be disconnected after this step
+```
diff --git a/action.yml b/action.yml
index c77922a..054fb3d 100644
--- a/action.yml
+++ b/action.yml
@@ -58,6 +58,10 @@ inputs:
     description: The working directory where the script will run from.
     required: false
     default: '.'
+  PreserveCredentials:
+    description: Preserve credentials after script execution. If false, disconnects GitHub contexts and CLI using Disconnect-GitHubAccount.
+    required: false
+    default: 'true'
 
 outputs:
   result:
@@ -84,6 +88,7 @@ runs:
         PSMODULE_GITHUB_SCRIPT_INPUT_ShowOutput: ${{ inputs.ShowOutput }}
         PSMODULE_GITHUB_SCRIPT_INPUT_Prerelease: ${{ inputs.Prerelease }}
         PSMODULE_GITHUB_SCRIPT_INPUT_ErrorView: ${{ inputs.ErrorView }}
+        PSMODULE_GITHUB_SCRIPT_INPUT_PreserveCredentials: ${{ inputs.PreserveCredentials }}
       run: |
         # ${{ inputs.Name }}
         try {
diff --git a/scripts/clean.ps1 b/scripts/clean.ps1
index 92ad89e..3b50d6b 100644
--- a/scripts/clean.ps1
+++ b/scripts/clean.ps1
@@ -1,5 +1,30 @@
 Write-Debug "Cleaning up..."
 Write-Debug "LASTEXITCODE: $LASTEXITCODE"
 Write-Debug "PSMODULE_GITHUB_SCRIPT: $env:PSMODULE_GITHUB_SCRIPT"
+
+# Check if credentials should be preserved
+$preserveCredentials = $env:PSMODULE_GITHUB_SCRIPT_INPUT_PreserveCredentials -eq 'true'
+Write-Debug "PreserveCredentials: $preserveCredentials"
+
+if (-not $preserveCredentials) {
+    Write-Debug "Disconnecting GitHub contexts and CLI..."
+    try {
+        # Import GitHub module if not already imported
+        if (-not (Get-Module -Name GitHub -ErrorAction SilentlyContinue)) {
+            Import-Module -Name GitHub -ErrorAction SilentlyContinue
+        }
+
+        # Disconnect GitHub account if the module and function are available
+        if (Get-Command Disconnect-GitHubAccount -ErrorAction SilentlyContinue) {
+            Disconnect-GitHubAccount
+            Write-Debug "Successfully disconnected GitHub account"
+        } else {
+            Write-Debug "Disconnect-GitHubAccount command not available"
+        }
+    } catch {
+        Write-Warning "Failed to disconnect GitHub account: $($_.Exception.Message)"
+    }
+}
+
 $env:PSMODULE_GITHUB_SCRIPT = $false
 Write-Debug "PSMODULE_GITHUB_SCRIPT: $env:PSMODULE_GITHUB_SCRIPT"