diff --git a/src/settings-ui/Settings.UI.Library/AdvancedPasteAIServiceOption.cs b/src/settings-ui/Settings.UI.Library/AdvancedPasteAIServiceOption.cs
new file mode 100644
index 0000000000..9390bed9a8
--- /dev/null
+++ b/src/settings-ui/Settings.UI.Library/AdvancedPasteAIServiceOption.cs
@@ -0,0 +1,16 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Collections.Generic;
+using System.Linq;
+using System.Text.Json.Serialization;
+
+namespace Microsoft.PowerToys.Settings.UI.Library;
+
+public class AdvancedPasteAIServiceOption
+{
+    public string Id { get; set; } = string.Empty;
+
+    public string DisplayName { get; set; } = string.Empty;
+}
diff --git a/src/settings-ui/Settings.UI.Library/AdvancedPasteAIServiceParameter.cs b/src/settings-ui/Settings.UI.Library/AdvancedPasteAIServiceParameter.cs
new file mode 100644
index 0000000000..1ccd9d3eaa
--- /dev/null
+++ b/src/settings-ui/Settings.UI.Library/AdvancedPasteAIServiceParameter.cs
@@ -0,0 +1,29 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Runtime.CompilerServices;
+using System.Text.Json.Serialization;
+
+namespace Microsoft.PowerToys.Settings.UI.Library;
+
+public class AdvancedPasteAIServiceParameter : INotifyPropertyChanged
+{
+    public string Name { get; set; }
+
+    public string DisplayName { get; set; }
+
+    public string Type { get; set; }
+
+    public string Description { get; set; }
+
+    public object Value { get; set; }
+
+    public event PropertyChangedEventHandler PropertyChanged;
+
+    protected void OnPropertyChanged([CallerMemberName] string propertyName = null)
+        => PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+}
diff --git a/src/settings-ui/Settings.UI.Library/AdvancedPasteProperties.cs b/src/settings-ui/Settings.UI.Library/AdvancedPasteProperties.cs
index d40bd686d3..e0ec229d94 100644
--- a/src/settings-ui/Settings.UI.Library/AdvancedPasteProperties.cs
+++ b/src/settings-ui/Settings.UI.Library/AdvancedPasteProperties.cs
@@ -2,6 +2,7 @@
 // The Microsoft Corporation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
+using System.Collections.Generic;
 using System.Text.Json;
 using System.Text.Json.Serialization;
 
@@ -26,6 +27,7 @@ namespace Microsoft.PowerToys.Settings.UI.Library
             IsAdvancedAIEnabled = false;
             ShowCustomPreview = true;
             CloseAfterLosingFocus = false;
+            AIServiceConfiguration = new Dictionary<string, object>();
         }
 
         [JsonConverter(typeof(BoolPropertyJsonConverter))]
@@ -57,6 +59,10 @@ namespace Microsoft.PowerToys.Settings.UI.Library
         [CmdConfigureIgnoreAttribute]
         public AdvancedPasteAdditionalActions AdditionalActions { get; init; }
 
+        [JsonPropertyName("ai-service-configuration")]
+        [CmdConfigureIgnoreAttribute]
+        public Dictionary<string, object> AIServiceConfiguration { get; set; }
+
         public override string ToString()
             => JsonSerializer.Serialize(this);
     }
diff --git a/src/settings-ui/Settings.UI/SettingsXAML/Views/AdvancedPastePage.xaml b/src/settings-ui/Settings.UI/SettingsXAML/Views/AdvancedPastePage.xaml
index 28a28bf0b5..a49c4d1ef4 100644
--- a/src/settings-ui/Settings.UI/SettingsXAML/Views/AdvancedPastePage.xaml
+++ b/src/settings-ui/Settings.UI/SettingsXAML/Views/AdvancedPastePage.xaml
@@ -106,6 +106,51 @@
                             IsEnabled="{x:Bind ViewModel.IsOpenAIEnabled, Mode=OneWay}">
                             <ToggleSwitch IsOn="{x:Bind ViewModel.IsAdvancedAIEnabled, Mode=TwoWay}" />
                         </tkcontrols:SettingsCard>
+                        <tkcontrols:SettingsExpander
+                            Name="AdvancedPasteAIConfigurationCard"
+                            IsEnabled="{x:Bind ViewModel.IsOpenAIEnabled, Mode=OneWay}"
+                            IsExpanded="False" >
+                            <tkcontrols:SettingsExpander.HeaderIcon>
+                                <PathIcon Data="M128 766q0-42 24-77t65-48l178-57q32-11 61-30t52-42q50-50 71-114l58-179q13-40 48-65t78-26q42 0 77 24t50 65l58 177q21 66 72 117 49 50 117 72l176 58q43 14 69 48t26 80q0 41-25 76t-64 49l-178 58q-66 21-117 72-32 32-51 73t-33 84-26 83-30 73-45 51-71 20q-42 0-77-24t-49-65l-58-178q-8-25-19-47t-28-43q-34-43-77-68t-89-41-89-27-78-29-55-45-21-75zm1149 7q-76-29-145-53t-129-60-104-88-73-138l-57-176-67 176q-18 48-42 89t-60 78q-34 34-76 61t-89 43l-177 57q75 29 144 53t127 60 103 89 73 137l57 176 67-176q37-97 103-168t168-103l177-57zm-125 759q0-31 20-57t49-36l99-32q34-11 53-34t30-51 20-59 20-54 33-41 58-16q32 0 59 19t38 50q6 20 11 40t13 40 17 38 25 34q16 17 39 26t48 18 49 16 44 20 31 32 12 50q0 33-18 60t-51 38q-19 6-39 11t-41 13-39 17-34 25q-24 25-35 62t-24 73-35 61-68 25q-32 0-59-19t-38-50q-6-18-11-39t-13-41-17-40-24-33q-18-17-41-27t-47-17-49-15-43-20-30-33-12-54zm583 4q-43-13-74-30t-55-41-40-55-32-74q-12 41-29 72t-42 55-55 42-71 31q81 23 128 71t71 129q15-43 31-74t40-54 53-40 75-32z" />
+                            </tkcontrols:SettingsExpander.HeaderIcon>
+                            <ComboBox
+                                x:Name="AIServiceComboBox"
+                                ItemsSource="{x:Bind ViewModel.AIServiceOptions, Mode=OneWay}"
+                                DisplayMemberPath="DisplayName"
+                                SelectedItem="{x:Bind ViewModel.SelectedAIService, Mode=TwoWay}"
+                                IsEnabled="{x:Bind ViewModel.IsOnlineAIModelsDisallowedByGPO, Mode=OneWay, Converter={StaticResource BoolNegationConverter}}"
+                                ScrollViewer.VerticalScrollBarVisibility="Auto"
+                                MinWidth="220" />
+                            <tkcontrols:SettingsExpander.Description>
+                                <StackPanel Orientation="Vertical">
+                                    <TextBlock x:Uid="AdvancedPaste_EnableAISettingsCardDescription" />
+                                    <HyperlinkButton x:Uid="AdvancedPaste_EnableAISettingsCardDescriptionLearnMore" NavigateUri="https://learn.microsoft.com/windows/powertoys/advanced-paste" />
+                                </StackPanel>
+                            </tkcontrols:SettingsExpander.Description>
+                            <tkcontrols:SettingsExpander.Items>
+                                <ItemsControl ItemsSource="{x:Bind ViewModel.CurrentAIServiceParameters, Mode=OneWay}">
+                                    <ItemsControl.ItemTemplate>
+                                        <DataTemplate>
+                                            <StackPanel Orientation="Horizontal" Margin="0,4,0,0">
+                                                <TextBlock Text="{Binding DisplayName}" Width="120"/>
+                                                <TextBox Text="{Binding Value, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" Width="200"/>
+                                            </StackPanel>
+                                        </DataTemplate>
+                                    </ItemsControl.ItemTemplate>
+                                </ItemsControl>
+                                <tkcontrols:SettingsCard 
+                                    Margin="0,8,0,0" 
+                                    Visibility="{x:Bind ViewModel.IsAIServiceEnabled, Mode=OneWay}">
+                                <Button
+                                        x:Name="SaveAIConfigButton"
+                                        x:Uid="AdvancedPaste_SaveAIConfigButton"
+                                        Content="Save Configuration"
+                                        Click="SaveAIConfigButton_Click"
+                                        Style="{StaticResource AccentButtonStyle}"
+                                        HorizontalAlignment="Left" />
+                                </tkcontrols:SettingsCard>
+                            </tkcontrols:SettingsExpander.Items>
+                        </tkcontrols:SettingsExpander>
                     </controls:SettingsGroup>
                     <controls:SettingsGroup x:Uid="AdvancedPaste_BehaviorSettingsGroup" IsEnabled="{x:Bind ViewModel.IsEnabled, Mode=OneWay}">
                         <tkcontrols:SettingsCard
diff --git a/src/settings-ui/Settings.UI/SettingsXAML/Views/AdvancedPastePage.xaml.cs b/src/settings-ui/Settings.UI/SettingsXAML/Views/AdvancedPastePage.xaml.cs
index f5a38ec337..31f4ecfab3 100644
--- a/src/settings-ui/Settings.UI/SettingsXAML/Views/AdvancedPastePage.xaml.cs
+++ b/src/settings-ui/Settings.UI/SettingsXAML/Views/AdvancedPastePage.xaml.cs
@@ -60,6 +60,12 @@ namespace Microsoft.PowerToys.Settings.UI.Views
             await ShowEnableDialogAsync();
         }
 
+        private void SaveAIConfigButton_Click(object sender, RoutedEventArgs e)
+        {
+            // Force save the current AI service configuration
+            ViewModel.SaveAIConfiguration();
+        }
+
         private async Task ShowEnableDialogAsync()
         {
             await EnableAIDialog.ShowAsync();
diff --git a/src/settings-ui/Settings.UI/ViewModels/AdvancedPasteViewModel.cs b/src/settings-ui/Settings.UI/ViewModels/AdvancedPasteViewModel.cs
index 0fdf2ca940..f4a89973e8 100644
--- a/src/settings-ui/Settings.UI/ViewModels/AdvancedPasteViewModel.cs
+++ b/src/settings-ui/Settings.UI/ViewModels/AdvancedPasteViewModel.cs
@@ -49,6 +49,9 @@ namespace Microsoft.PowerToys.Settings.UI.ViewModels
         private GpoRuleConfigured _onlineAIModelsGpoRuleConfiguration;
         private bool _onlineAIModelsDisallowedByGPO;
         private bool _isEnabled;
+        private ObservableCollection<AdvancedPasteAIServiceOption> _aiServiceOptions;
+        private AdvancedPasteAIServiceOption _selectedAIService;
+        private ObservableCollection<AdvancedPasteAIServiceParameter> _currentAIServiceParameters;
 
         private Func<string, int> SendConfigMSG { get; }
 
@@ -77,6 +80,8 @@ namespace Microsoft.PowerToys.Settings.UI.ViewModels
 
             InitializeEnabledValue();
 
+            LoadAIServiceOptionsAndDefaults();
+
             // set the callback functions value to handle outgoing IPC message.
             SendConfigMSG = ipcMSGCallBackFunc;
 
@@ -184,6 +189,457 @@ namespace Microsoft.PowerToys.Settings.UI.ViewModels
 
         public AdvancedPasteAdditionalActions AdditionalActions => _additionalActions;
 
+        public bool IsAIServiceEnabled => SelectedAIService?.Id != "Disabled";
+
+        public ObservableCollection<AdvancedPasteAIServiceOption> AIServiceOptions
+        {
+            get => _aiServiceOptions;
+            set
+            {
+                if (_aiServiceOptions != value)
+                {
+                    _aiServiceOptions = value;
+                    OnPropertyChanged(nameof(AIServiceOptions));
+                }
+            }
+        }
+
+        public AdvancedPasteAIServiceOption SelectedAIService
+        {
+            get => _selectedAIService;
+            set
+            {
+                if (_selectedAIService != value)
+                {
+                    _selectedAIService = value;
+                    OnPropertyChanged(nameof(SelectedAIService));
+                    OnPropertyChanged(nameof(IsAIServiceEnabled));
+                    UpdateCurrentAIServiceParameters();
+                }
+            }
+        }
+
+        public ObservableCollection<AdvancedPasteAIServiceParameter> CurrentAIServiceParameters
+        {
+            get => _currentAIServiceParameters;
+            set
+            {
+                if (_currentAIServiceParameters != value)
+                {
+                    _currentAIServiceParameters = value;
+                    OnPropertyChanged(nameof(CurrentAIServiceParameters));
+                }
+            }
+        }
+
+        private void LoadAIServiceOptionsAndDefaults()
+        {
+            AIServiceOptions = new ObservableCollection<AdvancedPasteAIServiceOption>
+            {
+                new AdvancedPasteAIServiceOption { Id = "AzureOpenAI", DisplayName = "Azure OpenAI" },
+                new AdvancedPasteAIServiceOption { Id = "OpenAI", DisplayName = "OpenAI" },
+                new AdvancedPasteAIServiceOption { Id = "Mistral", DisplayName = "Mistral" },
+                new AdvancedPasteAIServiceOption { Id = "GoogleGemini", DisplayName = "Google Gemini" },
+                new AdvancedPasteAIServiceOption { Id = "HuggingFace", DisplayName = "Hugging Face" },
+                new AdvancedPasteAIServiceOption { Id = "AzureAIInference", DisplayName = "Azure AI Inference" },
+                new AdvancedPasteAIServiceOption { Id = "Ollama", DisplayName = "Ollama" },
+                new AdvancedPasteAIServiceOption { Id = "Anthropic", DisplayName = "Anthropic Claude" },
+                new AdvancedPasteAIServiceOption { Id = "AmazonBedrock", DisplayName = "Amazon Bedrock" },
+                new AdvancedPasteAIServiceOption { Id = "ONNX", DisplayName = "Hugging Face" },
+                new AdvancedPasteAIServiceOption { Id = "Other", DisplayName = "Other" },
+            };
+            SelectedAIService = AIServiceOptions.First();
+            UpdateCurrentAIServiceParameters();
+        }
+
+        private void UpdateCurrentAIServiceParameters()
+        {
+            var parameters = new ObservableCollection<AdvancedPasteAIServiceParameter>();
+            switch (SelectedAIService?.Id)
+            {
+                case "Disabled":
+                    // No parameters needed for disabled state
+                    break;
+
+                case "OpenAI":
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "apiKey",
+                        DisplayName = "API Key",
+                        Type = "password",
+                        Description = "Your OpenAI API key from https://platform.openai.com/api-keys",
+                    });
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "modelId",
+                        DisplayName = "Model",
+                        Type = "text",
+                        Description = "OpenAI model (e.g., gpt-4o, gpt-4-turbo, gpt-3.5-turbo)",
+                    });
+                    break;
+
+                case "AzureOpenAI":
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "endpoint",
+                        DisplayName = "Endpoint",
+                        Type = "text",
+                        Description = "Azure OpenAI endpoint URL (e.g., https://your-resource.openai.azure.com/)",
+                    });
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "apiKey",
+                        DisplayName = "API Key",
+                        Type = "password",
+                        Description = "Azure OpenAI API key",
+                    });
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "deploymentName",
+                        DisplayName = "Deployment Name",
+                        Type = "text",
+                        Description = "Azure OpenAI deployment name",
+                    });
+                    break;
+
+                case "AzureAIInference":
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "apiKey",
+                        DisplayName = "API Key",
+                        Type = "password",
+                        Description = "Azure AI Inference API key",
+                    });
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "modelId",
+                        DisplayName = "Model ID",
+                        Type = "text",
+                        Description = "Model identifier",
+                    });
+                    break;
+
+                case "Anthropic":
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "modelId",
+                        DisplayName = "Model",
+                        Type = "text",
+                        Description = "Claude model (e.g., claude-3-5-sonnet-20241022, claude-3-haiku-20240307)",
+                    });
+                    break;
+
+                case "GoogleGemini":
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "apiKey",
+                        DisplayName = "API Key",
+                        Type = "password",
+                        Description = "Google AI Studio API key",
+                    });
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "modelId",
+                        DisplayName = "Model",
+                        Type = "text",
+                        Description = "Gemini model (e.g., gemini-1.5-pro, gemini-1.5-flash)",
+                    });
+                    break;
+
+                case "Mistral":
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "apiKey",
+                        DisplayName = "API Key",
+                        Type = "password",
+                        Description = "Mistral AI API key from https://console.mistral.ai/",
+                    });
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "modelId",
+                        DisplayName = "Model",
+                        Type = "text",
+                        Description = "Mistral model (e.g., mistral-large-latest, mistral-small-latest)",
+                    });
+                    break;
+
+                case "HuggingFace":
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "apiKey",
+                        DisplayName = "API Key",
+                        Type = "password",
+                        Description = "Hugging Face API token",
+                    });
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "modelId",
+                        DisplayName = "Model ID",
+                        Type = "text",
+                        Description = "Hugging Face model identifier",
+                    });
+                    break;
+
+                case "Ollama":
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "endpoint",
+                        DisplayName = "Endpoint",
+                        Type = "text",
+                        Description = "Ollama server endpoint",
+                        Value = "http://localhost:11434",
+                    });
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "modelId",
+                        DisplayName = "Model",
+                        Type = "text",
+                        Description = "Ollama model name (e.g., llama3.2, mistral, codellama)",
+                    });
+                    break;
+
+                case "AmazonBedrock":
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "modelId",
+                        DisplayName = "Model ID",
+                        Type = "text",
+                        Description = "Bedrock model identifier",
+                    });
+                    break;
+
+                case "ONNX":
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "modelPath",
+                        DisplayName = "Model Path",
+                        Type = "text",
+                        Description = "Path to ONNX model file",
+                    });
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "modelId",
+                        DisplayName = "Model ID",
+                        Type = "text",
+                        Description = "Bedrock model identifier",
+                    });
+                    break;
+
+                case "Other":
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "endpoint",
+                        DisplayName = "Endpoint",
+                        Type = "text",
+                        Description = "Custom API endpoint URL",
+                    });
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "apiKey",
+                        DisplayName = "API Key",
+                        Type = "password",
+                        Description = "API key for authentication",
+                    });
+                    parameters.Add(new AdvancedPasteAIServiceParameter
+                    {
+                        Name = "modelId",
+                        DisplayName = "Model ID",
+                        Type = "text",
+                        Description = "Model identifier",
+                    });
+                    break;
+
+                default:
+                    break;
+            }
+
+            CurrentAIServiceParameters = parameters;
+        }
+
+        public void SaveAIConfiguration()
+        {
+            if (SelectedAIService == null || CurrentAIServiceParameters == null)
+            {
+                return;
+            }
+
+            var sensitiveParameters = new HashSet<string> { "endpoint", "apiKey" };
+            var serviceId = SelectedAIService.Id;
+
+            var credentialParameters = new Dictionary<string, object>();
+            var settingsParameters = new Dictionary<string, object>();
+
+            foreach (var param in CurrentAIServiceParameters)
+            {
+                var value = param.Value ?? string.Empty;
+
+                if (sensitiveParameters.Contains(param.Name))
+                {
+                    credentialParameters[param.Name] = value;
+                }
+                else
+                {
+                    settingsParameters[param.Name] = value;
+                }
+            }
+
+            SaveCredentialParameters(serviceId, credentialParameters);
+
+            var aiConfiguration = new Dictionary<string, object>
+            {
+                ["ServiceId"] = serviceId,
+                ["ServiceDisplayName"] = SelectedAIService.DisplayName,
+                ["Parameters"] = settingsParameters,
+            };
+
+            _advancedPasteSettings.Properties.AIServiceConfiguration = aiConfiguration;
+
+            SaveAndNotifySettings();
+        }
+
+        private void SaveCredentialParameters(string serviceId, Dictionary<string, object> credentialParameters)
+        {
+            try
+            {
+                PasswordVault vault = new PasswordVault();
+
+                foreach (var parameter in credentialParameters)
+                {
+                    if (string.IsNullOrEmpty(parameter.Value?.ToString()))
+                    {
+                        RemoveCredential(vault, serviceId, parameter.Key);
+                        continue;
+                    }
+
+                    var resourceName = $"PowerToys.AdvancedPaste.{serviceId}";
+                    var userName = $"{serviceId}_{parameter.Key}";
+                    var password = parameter.Value.ToString();
+
+                    RemoveCredential(vault, resourceName, userName);
+
+                    var credential = new PasswordCredential(resourceName, userName, password);
+                    vault.Add(credential);
+                }
+            }
+            catch (Exception ex)
+            {
+                System.Diagnostics.Debug.WriteLine($"Failed to save credentials: {ex.Message}");
+            }
+        }
+
+        private void RemoveCredential(PasswordVault vault, string resourceName, string userName)
+        {
+            try
+            {
+                var existingCredential = vault.Retrieve(resourceName, userName);
+                if (existingCredential != null)
+                {
+                    vault.Remove(existingCredential);
+                }
+            }
+            catch (Exception)
+            {
+            }
+        }
+
+        private Dictionary<string, string> LoadCredentialParameters(string serviceId)
+        {
+            var credentials = new Dictionary<string, string>();
+            var sensitiveParameters = new HashSet<string> { "endpoint", "apiKey" };
+
+            try
+            {
+                PasswordVault vault = new PasswordVault();
+                var resourceName = $"PowerToys.AdvancedPaste.{serviceId}";
+
+                foreach (var parameterName in sensitiveParameters)
+                {
+                    try
+                    {
+                        var userName = $"{serviceId}_{parameterName}";
+                        var credential = vault.Retrieve(resourceName, userName);
+                        if (credential != null)
+                        {
+                            credential.RetrievePassword();
+                            credentials[parameterName] = credential.Password;
+                        }
+                    }
+                    catch (Exception)
+                    {
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                System.Diagnostics.Debug.WriteLine($"Failed to load credentials: {ex.Message}");
+            }
+
+            return credentials;
+        }
+
+        private void LoadAIConfigurationFromSettings()
+        {
+            if (_advancedPasteSettings.Properties.AIServiceConfiguration != null)
+            {
+                var config = _advancedPasteSettings.Properties.AIServiceConfiguration;
+
+                if (config.TryGetValue("ServiceId", out var serviceId))
+                {
+                    var savedService = AIServiceOptions.FirstOrDefault(s => s.Id == serviceId?.ToString());
+                    if (savedService != null)
+                    {
+                        SelectedAIService = savedService;
+
+                        LoadParameterValues(config, serviceId.ToString());
+                    }
+                }
+            }
+        }
+
+        private void LoadParameterValues(Dictionary<string, object> config, string serviceId)
+        {
+            var settingsParameters = new Dictionary<string, object>();
+            if (config.TryGetValue("Parameters", out var parameters) &&
+                parameters is Dictionary<string, object> paramDict)
+            {
+                settingsParameters = paramDict;
+            }
+
+            var credentialParameters = LoadCredentialParameters(serviceId);
+
+            foreach (var parameter in CurrentAIServiceParameters)
+            {
+                if (credentialParameters.TryGetValue(parameter.Name, out var credentialValue))
+                {
+                    parameter.Value = credentialValue;
+                }
+                else if (settingsParameters.TryGetValue(parameter.Name, out var settingsValue))
+                {
+                    parameter.Value = settingsValue;
+                }
+            }
+        }
+
+        private void ClearServiceCredentials(string serviceId)
+        {
+            try
+            {
+                PasswordVault vault = new PasswordVault();
+                var resourceName = $"PowerToys.AdvancedPaste.{serviceId}";
+                var sensitiveParameters = new HashSet<string> { "endpoint", "apiKey" };
+
+                foreach (var parameterName in sensitiveParameters)
+                {
+                    var userName = $"{serviceId}_{parameterName}";
+                    RemoveCredential(vault, resourceName, userName);
+                }
+            }
+            catch (Exception ex)
+            {
+                System.Diagnostics.Debug.WriteLine($"Failed to clear service credentials: {ex.Message}");
+            }
+        }
+
         private bool OpenAIKeyExists()
         {
             PasswordVault vault = new PasswordVault();