diff --git a/app/MindWork AI Studio/Assistants/Builder/AssistantBuilderChatLaunchMetadata.cs b/app/MindWork AI Studio/Assistants/Builder/AssistantBuilderChatLaunchMetadata.cs
index 477b59e3..f0a869e3 100644
--- a/app/MindWork AI Studio/Assistants/Builder/AssistantBuilderChatLaunchMetadata.cs
+++ b/app/MindWork AI Studio/Assistants/Builder/AssistantBuilderChatLaunchMetadata.cs
@@ -2,6 +2,10 @@ namespace AIStudio.Assistants.Builder;
internal sealed class AssistantBuilderChatLaunchMetadata
{
+ ///
+ /// The workspace the chat is created in. A model leaves this field out for a launcher that
+ /// opens a chat without a workspace, which is why it stays empty rather than null.
+ ///
public string WorkspaceName { get; init; } = string.Empty;
public string? ProviderId { get; init; }
public string? ProfileId { get; init; }
diff --git a/app/MindWork AI Studio/Assistants/Builder/AssistantBuilderLuaResponse.schema.json b/app/MindWork AI Studio/Assistants/Builder/AssistantBuilderLuaResponse.schema.json
index 4c8cd57c..b974898c 100644
--- a/app/MindWork AI Studio/Assistants/Builder/AssistantBuilderLuaResponse.schema.json
+++ b/app/MindWork AI Studio/Assistants/Builder/AssistantBuilderLuaResponse.schema.json
@@ -131,11 +131,9 @@
"chatLaunch": {
"type": "object",
"additionalProperties": false,
- "required": [
- "workspace_name"
- ],
"properties": {
"workspace_name": {
+ "description": "Omit this field for a launcher that opens a chat without a workspace.",
"type": "string",
"minLength": 1
},
diff --git a/app/MindWork AI Studio/Assistants/Builder/LuaResponse.Parse.cs b/app/MindWork AI Studio/Assistants/Builder/LuaResponse.Parse.cs
index b58480e4..a3313aff 100644
--- a/app/MindWork AI Studio/Assistants/Builder/LuaResponse.Parse.cs
+++ b/app/MindWork AI Studio/Assistants/Builder/LuaResponse.Parse.cs
@@ -124,7 +124,12 @@ internal sealed partial class LuaResponse
private static bool IsValidChatLaunchMetadata(AssistantBuilderChatLaunchMetadata? launch)
{
- if (launch is null || string.IsNullOrWhiteSpace(launch.WorkspaceName))
+ //
+ // A missing workspace name describes a launcher that opens a chat without a workspace, so
+ // only the launch block itself is mandatory here. Whether the name matches the plugin the
+ // model wrote is decided later, by comparing both.
+ //
+ if (launch is null)
return false;
if (!IsOptionalGuid(launch.ProviderId, allowEmpty: false) ||
diff --git a/app/MindWork AI Studio/Tools/Services/AssistantBuilderChatLaunchRequest.cs b/app/MindWork AI Studio/Tools/Services/AssistantBuilderChatLaunchRequest.cs
index 1734c241..2747c785 100644
--- a/app/MindWork AI Studio/Tools/Services/AssistantBuilderChatLaunchRequest.cs
+++ b/app/MindWork AI Studio/Tools/Services/AssistantBuilderChatLaunchRequest.cs
@@ -3,7 +3,7 @@ namespace AIStudio.Tools.Services;
///
/// The chat a direct chat launcher tile opens, as chosen in the Assistant Builder.
///
-/// The workspace the chat is created in.
+/// The workspace the chat is created in; an empty name opens a chat without a workspace instead.
/// The provider to preselect, or null for the chat default.
/// The profile to preselect; the empty GUID selects no profile.
/// The chat template to preselect; the empty GUID selects none.
diff --git a/app/MindWork AI Studio/Tools/Services/AssistantPluginGenerationService.cs b/app/MindWork AI Studio/Tools/Services/AssistantPluginGenerationService.cs
index bf1a8b03..f1bc2947 100644
--- a/app/MindWork AI Studio/Tools/Services/AssistantPluginGenerationService.cs
+++ b/app/MindWork AI Studio/Tools/Services/AssistantPluginGenerationService.cs
@@ -358,6 +358,7 @@ public sealed class AssistantPluginGenerationService(ToolRegistry toolRegistry,
- Write description as one sentence that says which chat this tile opens and what it is for. Do not describe an input form, a prompt, or a submit button, because a launcher has none.
- Write all three texts in the language of the approved draft.
- Do not mention workspace names, provider names, profile names, template names, data source IDs, or tool IDs in any of the three texts.
+ - When the chat launch names no workspace, the tile opens a chat that belongs to no workspace and disappears again. You may say the chat is temporary, but never invent a workspace name.
- Do not return Markdown, code fences, explanations, or text outside the JSON object.
""";
@@ -512,6 +513,7 @@ public sealed class AssistantPluginGenerationService(ToolRegistry toolRegistry,
- Explain omitted provider, profile, template, data-source, or tool values as using the normal chat defaults.
- In the {{TB("Tools")}} section, say what the preselected tools let the chat do and that users may change the selection once the chat is open.
- Explain the empty profile/template GUID as explicitly selecting no profile/template.
+ - When the ChatLaunch names no workspace, write in the {{TB("Workspace")}} section that the tile opens a chat without a workspace: it is kept among the temporary chats and is deleted by the maintenance the user configured for them. Never invent a workspace name.
- Do not propose UI components, submit behavior, BuildPrompt, or a plugin SystemPrompt for a chat launcher.
""";
@@ -620,10 +622,11 @@ public sealed class AssistantPluginGenerationService(ToolRegistry toolRegistry,
- Keep TYPE = "ASSISTANT".
- Keep the assistant locally managed. DEPLOYED_USING_CONFIG_SERVER must not be true.
{{builderMetadataRule}}
- - Set assistant.kind to "CHAT_LAUNCHER" exactly when the revised ASSISTANT table uses LaunchBehavior = "OPEN_WORKSPACE_CHAT_BY_NAME"; otherwise set it to "FORM".
+ - Set assistant.kind to "CHAT_LAUNCHER" exactly when the revised ASSISTANT table uses LaunchBehavior = "OPEN_WORKSPACE_CHAT_BY_NAME" or "OPEN_TEMPORARY_CHAT"; otherwise set it to "FORM".
- For a form assistant, include system_prompt, submit_text, and allow_ai_studio_profiles in the JSON assistant object and omit launch. Include tool_ids exactly when the revised ASSISTANT table carries ToolIds.
- Change ASSISTANT.ToolIds only when the requested change asks for it. Use only tool IDs from the "Available tools" list in the plugin context for tools you add; never invent an ID. Drop the field entirely rather than writing an empty list.
- - For a chat launcher, include launch with the exact WorkspaceName and optional ProviderId, ProfileId, ChatTemplateId, DataSourceIds, and ToolIds values from the revised ASSISTANT table; omit system_prompt, submit_text, and allow_ai_studio_profiles.
+ - For a chat launcher, include launch with the optional ProviderId, ProfileId, ChatTemplateId, DataSourceIds, and ToolIds values from the revised ASSISTANT table; omit system_prompt, submit_text, and allow_ai_studio_profiles. Include workspace_name with the exact WorkspaceName exactly when the table uses OPEN_WORKSPACE_CHAT_BY_NAME, and omit it for OPEN_TEMPORARY_CHAT.
+ - Keep the LaunchBehavior a launcher already has unless the requested change asks to add or drop its workspace. OPEN_WORKSPACE_CHAT_BY_NAME requires a WorkspaceName, and OPEN_TEMPORARY_CHAT must not carry one.
- A chat launcher must not include SystemPrompt, SubmitText, AllowProfiles, BuildPrompt, or UI in its ASSISTANT table.
- Preserve an empty profile or template GUID when it explicitly means no profile or no template. Do not emit empty provider or data-source GUIDs.
- Preserve existing behavior unless the requested change explicitly modifies it.
@@ -757,8 +760,11 @@ public sealed class AssistantPluginGenerationService(ToolRegistry toolRegistry,
if (launch is null)
return true;
- if (string.IsNullOrWhiteSpace(launch.WorkspaceName) ||
- !IsOptionalGuid(launch.ProviderId, allowEmpty: false) ||
+ //
+ // No workspace name is a choice rather than a gap: the launcher then opens a chat that
+ // belongs to no workspace. Only the remaining fields have a shape to check.
+ //
+ if (!IsOptionalGuid(launch.ProviderId, allowEmpty: false) ||
!IsOptionalGuid(launch.ProfileId, allowEmpty: true) ||
!IsOptionalGuid(launch.ChatTemplateId, allowEmpty: true))
return false;