diff --git a/ui/src/pages/InstanceExperimentalSettings.test.tsx b/ui/src/pages/InstanceExperimentalSettings.test.tsx
index 1cfa6da65e..3e6ae06160 100644
--- a/ui/src/pages/InstanceExperimentalSettings.test.tsx
+++ b/ui/src/pages/InstanceExperimentalSettings.test.tsx
@@ -862,3 +862,67 @@ describe("InstanceExperimentalSettings — cloud-managed keys", () => {
     expect(mockInstanceSettingsApi.updateExperimental).toHaveBeenCalledWith({ enableApps: true });
   });
 });
+
+describe("InstanceExperimentalSettings — card ordering and headings (PAP-393)", () => {
+  let container: HTMLDivElement;
+  let root: Root | null = null;
+
+  async function renderPage(settings: InstanceExperimentalSettingsWithManaged) {
+    mockInstanceSettingsApi.getExperimental.mockResolvedValue({ ...settings });
+    root = createRoot(container);
+    const queryClient = new QueryClient({
+      defaultOptions: { queries: { retry: false } },
+    });
+    flushSync(() => {
+      root!.render(
+        <QueryClientProvider client={queryClient}>
+          <InstanceExperimentalSettings />
+        </QueryClientProvider>,
+      );
+    });
+    await flushReact();
+  }
+
+  beforeEach(() => {
+    container = document.createElement("div");
+    document.body.appendChild(container);
+    mockInstanceSettingsApi.updateExperimental.mockImplementation(async (patch) => ({
+      ...defaultExperimentalSettings(),
+      ...patch,
+    }));
+  });
+
+  afterEach(() => {
+    flushSync(() => {
+      root?.unmount();
+    });
+    root = null;
+    container.remove();
+    vi.clearAllMocks();
+  });
+
+  it("renders every card heading in alphabetical order", async () => {
+    await renderPage(defaultExperimentalSettings());
+
+    const headings = [...container.querySelectorAll("h2")].map(
+      (heading) => heading.textContent ?? "",
+    );
+
+    // Sanity: the page rendered a meaningful set of cards, not an empty list.
+    expect(headings.length).toBeGreaterThan(10);
+
+    const alphabetical = [...headings].sort((a, b) =>
+      a.localeCompare(b, undefined, { sensitivity: "base" }),
+    );
+    expect(headings).toEqual(alphabetical);
+  });
+
+  it("no longer renders an 'Experimental' secondary badge on any card", async () => {
+    await renderPage(defaultExperimentalSettings());
+
+    const badges = [...container.querySelectorAll('[data-slot="badge"]')].map(
+      (badge) => badge.textContent?.trim(),
+    );
+    expect(badges).not.toContain("Experimental");
+  });
+});
diff --git a/ui/src/pages/InstanceExperimentalSettings.tsx b/ui/src/pages/InstanceExperimentalSettings.tsx
index d450863600..40a2a40359 100644
--- a/ui/src/pages/InstanceExperimentalSettings.tsx
+++ b/ui/src/pages/InstanceExperimentalSettings.tsx
@@ -87,7 +87,6 @@ function ManagedByCloudBadge() {
 
 function ExperimentalToggleCard({
   title,
-  experimental = false,
   description,
   footnote,
   checked,
@@ -97,7 +96,6 @@ function ExperimentalToggleCard({
   ariaLabel,
 }: {
   title: string;
-  experimental?: boolean;
   description: string;
   footnote?: string;
   checked: boolean;
@@ -113,7 +111,6 @@ function ExperimentalToggleCard({
         <div className="space-y-1.5">
           <div className="flex flex-wrap items-center gap-2">
             <h2 className="text-sm font-semibold">{title}</h2>
-            {experimental ? <Badge variant="secondary">Experimental</Badge> : null}
             {isManaged ? <ManagedByCloudBadge /> : null}
           </div>
           <p className="max-w-2xl text-sm text-muted-foreground">{description}</p>
@@ -460,66 +457,8 @@ export function InstanceExperimentalSettings() {
         </div>
       )}
 
-      {inWorktree ? (
-        <Card className="block p-5">
-          <div className="flex flex-col gap-4">
-            <div className="flex items-start justify-between gap-4">
-              <div className="space-y-1.5">
-                <div className="flex flex-wrap items-center gap-2">
-                  <h2 className="text-sm font-semibold">Run tasks in this worktree</h2>
-                  {worktreeRunExecutionManaged ? <ManagedByCloudBadge /> : null}
-                </div>
-                <p className="max-w-2xl text-sm text-muted-foreground">
-                  This is an isolated git-worktree preview instance. Turn this on to let the scheduler execute runs
-                  here. Only tasks created after enabling will run automatically — copied/pre-existing tasks stay
-                  parked. Toggling off and on resets the cutoff.
-                </p>
-              </div>
-              <ToggleSwitch
-                checked={enableWorktreeRunExecution}
-                onCheckedChange={(checked) => {
-                  if (worktreeRunExecutionManaged) return;
-                  toggleMutation.mutate({ enableWorktreeRunExecution: checked });
-                }}
-                disabled={toggleMutation.isPending || worktreeRunExecutionManaged}
-                aria-label="Toggle worktree run execution setting"
-              />
-            </div>
-
-            {worktreeRunExecutionState.kind === "armed" ? (
-              <div className="flex items-center gap-2 rounded-md border border-emerald-500/30 bg-emerald-500/5 px-3 py-2 text-sm text-foreground">
-                <Play className="h-4 w-4 shrink-0 text-emerald-600" />
-                <span>
-                  Running tasks created after{" "}
-                  <span className="font-medium">
-                    {formatActivationTimestamp(worktreeRunExecutionState.activatedAt)}
-                  </span>
-                  .
-                </span>
-              </div>
-            ) : null}
-
-            {worktreeRunExecutionState.kind === "fail_closed" ? (
-              <div className="flex items-start gap-2 rounded-md border border-amber-500/30 bg-amber-500/5 px-3 py-2 text-sm">
-                <AlertTriangle className="mt-0.5 h-4 w-4 shrink-0 text-amber-700" />
-                <div className="space-y-0.5">
-                  <p className="font-medium text-foreground">Execution is suppressed — effectively off.</p>
-                  <p className="text-muted-foreground">
-                    {worktreeRunExecutionState.reason === "instance_mismatch"
-                      ? "This setting was armed in a different instance and copied here, so no tasks run automatically."
-                      : "This setting is missing its activation cutoff, so no tasks run automatically."}{" "}
-                    Toggle it off and back on to arm execution for tasks created here.
-                  </p>
-                </div>
-              </div>
-            ) : null}
-          </div>
-        </Card>
-      ) : null}
-
       <ExperimentalToggleCard
         title="Apps"
-        experimental
         description="Show the Apps navigation and allow access to app connections, gateways, and advanced app tooling."
         checked={enableApps}
         onCheckedChange={(checked) => toggleMutation.mutate({ enableApps: checked })}
@@ -528,206 +467,6 @@ export function InstanceExperimentalSettings() {
         ariaLabel="Toggle apps experimental setting"
       />
 
-      <ExperimentalToggleCard
-        title="Cases"
-        experimental
-        description="Durable work products (blog posts, tweet storms…) that tasks create and iterate on. Adds the Cases tab and the agent case API."
-        footnote="Turning Cases off hides the tab and blocks the case API; existing case data is kept."
-        checked={enableCases}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableCases: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableCases}
-        ariaLabel="Toggle cases experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Enable Environments"
-        description="Show environment management in company settings and allow project and agent environment assignment controls."
-        checked={enableEnvironments}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableEnvironments: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableEnvironments}
-        ariaLabel="Toggle environments experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Built-in Agents"
-        description="Show Paperclip-managed built-in agent surfaces, including built-in roster badges, the Built-in agents tab, and built-in agent setup controls."
-        checked={enableBuiltInAgents}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableBuiltInAgents: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableBuiltInAgents}
-        ariaLabel="Toggle built-in agents experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Beta skills"
-        description="Allow agents to pin beta releases of the Paperclip core skill. Disabling this returns every agent to the default live skill without removing saved pins."
-        checked={enableBetaSkills}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableBetaSkills: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableBetaSkills}
-        ariaLabel="Toggle beta skills experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Summaries"
-        description="Show Summarizer-generated status slots on project and workspace pages, with on-demand refresh and revision history. Existing summary data is kept when this is disabled."
-        footnote="Status Cards requires Summaries. Disabling Summaries also disables Status Cards."
-        checked={enableSummaries}
-        onCheckedChange={(checked) =>
-          toggleMutation.mutate(
-            checked || !enableStatusCards
-              ? { enableSummaries: checked }
-              : { enableSummaries: false, enableStatusCards: false },
-          )
-        }
-        disabled={toggleMutation.isPending || summariesRequiredByManagedStatusCards}
-        managed={managedKeys.enableSummaries}
-        ariaLabel="Toggle summaries experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Experimental File Viewer"
-        description="Show task detail controls for browsing and previewing workspace files relative to a task."
-        checked={enableExperimentalFileViewer}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableExperimentalFileViewer: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableExperimentalFileViewer}
-        ariaLabel="Toggle experimental file viewer setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Status Cards"
-        description="Enable the experimental shared status-card board and its gated API. Existing card data is kept when this is disabled."
-        footnote="Enabling Status Cards also enables Summaries."
-        checked={enableStatusCards}
-        onCheckedChange={(checked) =>
-          toggleMutation.mutate(
-            checked
-              ? { enableSummaries: true, enableStatusCards: true }
-              : { enableStatusCards: false },
-          )
-        }
-        disabled={toggleMutation.isPending || statusCardsBlockedByManagedSummaries}
-        managed={managedKeys.enableStatusCards}
-        ariaLabel="Toggle status cards experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Enable External Objects"
-        description="Detect external URLs in issues and show resolved status for pull requests, tickets, and other referenced work objects."
-        checked={enableExternalObjects}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableExternalObjects: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableExternalObjects}
-        ariaLabel="Toggle external objects experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Decisions"
-        description="Show the Decisions item in the main sidebar — the attention home that surfaces the tasks awaiting your input — while the surface is still being evaluated."
-        checked={enableDecisions}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableDecisions: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableDecisions}
-        ariaLabel="Toggle decisions experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Goals Sidebar Link"
-        description="Restore the Goals item in the main sidebar while the goals surface is being evaluated."
-        checked={enableGoalsSidebarLink}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableGoalsSidebarLink: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableGoalsSidebarLink}
-        ariaLabel="Toggle goals sidebar link experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Enable Isolated Workspaces"
-        description="Show execution workspace controls in project configuration and allow isolated workspace behavior for new and existing task runs."
-        checked={enableIsolatedWorkspaces}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableIsolatedWorkspaces: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableIsolatedWorkspaces}
-        ariaLabel="Toggle isolated workspaces experimental setting"
-      />
-
-      {SHOW_CONFERENCE_ROOM_EXPERIMENTAL_SETTING ? (
-        <ExperimentalToggleCard
-          title="Conference Room Chat"
-          description="Adds a Conference Room — one chat where you and your whole team work together — plus the live activity feed and the redesigned onboarding. Also restyles task threads as chat bubbles. Turn off anytime to restore the classic UI."
-          checked={enableConferenceRoomChat}
-          onCheckedChange={(checked) => toggleMutation.mutate({ enableConferenceRoomChat: checked })}
-          disabled={toggleMutation.isPending}
-          managed={managedKeys.enableConferenceRoomChat}
-          ariaLabel="Toggle conference room chat experimental setting"
-        />
-      ) : null}
-
-      <ExperimentalToggleCard
-        title="Task Plan Decomposition Panel"
-        description="Show accepted-plan decomposition history on task detail pages. Intended for debugging and validating subtask creation behavior while the presentation is still being refined."
-        checked={enableIssuePlanDecompositions}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableIssuePlanDecompositions: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableIssuePlanDecompositions}
-        ariaLabel="Toggle task plan decomposition panel experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Chat-Style Tasks"
-        experimental
-        description="Reimagines the task detail page as a live conversation with your agents: chat bubbles for people and agents, streaming activity — thinking, tool calls, diffs — that folds into a one-line summary when a turn finishes, inline plan/question/permission cards, a three-mode composer (Agent · Plan · Ask), and a resizable Properties · Plan · Artifacts pane."
-        footnote="Turning this off instantly restores the classic task page. No task data is affected."
-        checked={enableTaskChatRedesign}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableTaskChatRedesign: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableTaskChatRedesign}
-        ariaLabel="Toggle chat-style tasks experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Task Watchdogs"
-        description="Show task detail controls for configuring watchdog agents that verify stopped task subtrees and restore live paths when work should continue."
-        checked={enableTaskWatchdogs}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableTaskWatchdogs: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableTaskWatchdogs}
-        ariaLabel="Toggle task watchdogs experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Server Info Debug View"
-        description='Show a "Server" section in the account drawer with the current server restart time and running commit.'
-        checked={enableServerInfoDebugView}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableServerInfoDebugView: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableServerInfoDebugView}
-        ariaLabel="Toggle server info debug view experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Smoke Lab"
-        description='Add a "Smoke Lab" tab under Apps → Developer and an "Integration smoke" card on the dashboard for exercising every integration path against deterministic local fixtures (fake OAuth provider + loopback MCP servers). Private (non-public) deployments only.'
-        checked={enableSmokeLab}
-        onCheckedChange={(checked) => toggleMutation.mutate({ enableSmokeLab: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.enableSmokeLab}
-        ariaLabel="Toggle smoke lab experimental setting"
-      />
-
-      <ExperimentalToggleCard
-        title="Auto-Restart Dev Server When Idle"
-        description="In `pnpm dev:once`, wait for all queued and running local agent runs to finish, then restart the server automatically when backend changes or migrations make the current boot stale."
-        checked={autoRestartDevServerWhenIdle}
-        onCheckedChange={(checked) => toggleMutation.mutate({ autoRestartDevServerWhenIdle: checked })}
-        disabled={toggleMutation.isPending}
-        managed={managedKeys.autoRestartDevServerWhenIdle}
-        ariaLabel="Toggle guarded dev-server auto-restart"
-      />
-
       <Card className="block p-5">
         <div className="flex flex-col gap-5">
           <div className="flex items-start justify-between gap-4">
@@ -818,6 +557,261 @@ export function InstanceExperimentalSettings() {
         </div>
       </Card>
 
+      <ExperimentalToggleCard
+        title="Auto-Restart Dev Server When Idle"
+        description="In `pnpm dev:once`, wait for all queued and running local agent runs to finish, then restart the server automatically when backend changes or migrations make the current boot stale."
+        checked={autoRestartDevServerWhenIdle}
+        onCheckedChange={(checked) => toggleMutation.mutate({ autoRestartDevServerWhenIdle: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.autoRestartDevServerWhenIdle}
+        ariaLabel="Toggle guarded dev-server auto-restart"
+      />
+
+      <ExperimentalToggleCard
+        title="Beta skills"
+        description="Allow agents to pin beta releases of the Paperclip core skill. Disabling this returns every agent to the default live skill without removing saved pins."
+        checked={enableBetaSkills}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableBetaSkills: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableBetaSkills}
+        ariaLabel="Toggle beta skills experimental setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Built-in Agents"
+        description="Show Paperclip-managed built-in agent surfaces, including built-in roster badges, the Built-in agents tab, and built-in agent setup controls."
+        checked={enableBuiltInAgents}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableBuiltInAgents: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableBuiltInAgents}
+        ariaLabel="Toggle built-in agents experimental setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Cases"
+        description="Durable work products (blog posts, tweet storms…) that tasks create and iterate on. Adds the Cases tab and the agent case API."
+        footnote="Turning Cases off hides the tab and blocks the case API; existing case data is kept."
+        checked={enableCases}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableCases: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableCases}
+        ariaLabel="Toggle cases experimental setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Chat-Style Tasks"
+        description="Reimagines the task detail page as a live conversation with your agents: chat bubbles for people and agents, streaming activity — thinking, tool calls, diffs — that folds into a one-line summary when a turn finishes, inline plan/question/permission cards, a three-mode composer (Agent · Plan · Ask), and a resizable Properties · Plan · Artifacts pane."
+        footnote="Turning this off instantly restores the classic task page. No task data is affected."
+        checked={enableTaskChatRedesign}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableTaskChatRedesign: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableTaskChatRedesign}
+        ariaLabel="Toggle chat-style tasks experimental setting"
+      />
+
+      {SHOW_CONFERENCE_ROOM_EXPERIMENTAL_SETTING ? (
+        <ExperimentalToggleCard
+          title="Conference Room Chat"
+          description="Adds a Conference Room — one chat where you and your whole team work together — plus the live activity feed and the redesigned onboarding. Also restyles task threads as chat bubbles. Turn off anytime to restore the classic UI."
+          checked={enableConferenceRoomChat}
+          onCheckedChange={(checked) => toggleMutation.mutate({ enableConferenceRoomChat: checked })}
+          disabled={toggleMutation.isPending}
+          managed={managedKeys.enableConferenceRoomChat}
+          ariaLabel="Toggle conference room chat experimental setting"
+        />
+      ) : null}
+
+      <ExperimentalToggleCard
+        title="Decisions"
+        description="Show the Decisions item in the main sidebar — the attention home that surfaces the tasks awaiting your input — while the surface is still being evaluated."
+        checked={enableDecisions}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableDecisions: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableDecisions}
+        ariaLabel="Toggle decisions experimental setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Enable Environments"
+        description="Show environment management in company settings and allow project and agent environment assignment controls."
+        checked={enableEnvironments}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableEnvironments: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableEnvironments}
+        ariaLabel="Toggle environments experimental setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Enable External Objects"
+        description="Detect external URLs in issues and show resolved status for pull requests, tickets, and other referenced work objects."
+        checked={enableExternalObjects}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableExternalObjects: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableExternalObjects}
+        ariaLabel="Toggle external objects experimental setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Enable Isolated Workspaces"
+        description="Show execution workspace controls in project configuration and allow isolated workspace behavior for new and existing task runs."
+        checked={enableIsolatedWorkspaces}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableIsolatedWorkspaces: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableIsolatedWorkspaces}
+        ariaLabel="Toggle isolated workspaces experimental setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Experimental File Viewer"
+        description="Show task detail controls for browsing and previewing workspace files relative to a task."
+        checked={enableExperimentalFileViewer}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableExperimentalFileViewer: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableExperimentalFileViewer}
+        ariaLabel="Toggle experimental file viewer setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Goals Sidebar Link"
+        description="Restore the Goals item in the main sidebar while the goals surface is being evaluated."
+        checked={enableGoalsSidebarLink}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableGoalsSidebarLink: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableGoalsSidebarLink}
+        ariaLabel="Toggle goals sidebar link experimental setting"
+      />
+
+      {inWorktree ? (
+        <Card className="block p-5">
+          <div className="flex flex-col gap-4">
+            <div className="flex items-start justify-between gap-4">
+              <div className="space-y-1.5">
+                <div className="flex flex-wrap items-center gap-2">
+                  <h2 className="text-sm font-semibold">Run tasks in this worktree</h2>
+                  {worktreeRunExecutionManaged ? <ManagedByCloudBadge /> : null}
+                </div>
+                <p className="max-w-2xl text-sm text-muted-foreground">
+                  This is an isolated git-worktree preview instance. Turn this on to let the scheduler execute runs
+                  here. Only tasks created after enabling will run automatically — copied/pre-existing tasks stay
+                  parked. Toggling off and on resets the cutoff.
+                </p>
+              </div>
+              <ToggleSwitch
+                checked={enableWorktreeRunExecution}
+                onCheckedChange={(checked) => {
+                  if (worktreeRunExecutionManaged) return;
+                  toggleMutation.mutate({ enableWorktreeRunExecution: checked });
+                }}
+                disabled={toggleMutation.isPending || worktreeRunExecutionManaged}
+                aria-label="Toggle worktree run execution setting"
+              />
+            </div>
+
+            {worktreeRunExecutionState.kind === "armed" ? (
+              <div className="flex items-center gap-2 rounded-md border border-emerald-500/30 bg-emerald-500/5 px-3 py-2 text-sm text-foreground">
+                <Play className="h-4 w-4 shrink-0 text-emerald-600" />
+                <span>
+                  Running tasks created after{" "}
+                  <span className="font-medium">
+                    {formatActivationTimestamp(worktreeRunExecutionState.activatedAt)}
+                  </span>
+                  .
+                </span>
+              </div>
+            ) : null}
+
+            {worktreeRunExecutionState.kind === "fail_closed" ? (
+              <div className="flex items-start gap-2 rounded-md border border-amber-500/30 bg-amber-500/5 px-3 py-2 text-sm">
+                <AlertTriangle className="mt-0.5 h-4 w-4 shrink-0 text-amber-700" />
+                <div className="space-y-0.5">
+                  <p className="font-medium text-foreground">Execution is suppressed — effectively off.</p>
+                  <p className="text-muted-foreground">
+                    {worktreeRunExecutionState.reason === "instance_mismatch"
+                      ? "This setting was armed in a different instance and copied here, so no tasks run automatically."
+                      : "This setting is missing its activation cutoff, so no tasks run automatically."}{" "}
+                    Toggle it off and back on to arm execution for tasks created here.
+                  </p>
+                </div>
+              </div>
+            ) : null}
+          </div>
+        </Card>
+      ) : null}
+
+      <ExperimentalToggleCard
+        title="Server Info Debug View"
+        description='Show a "Server" section in the account drawer with the current server restart time and running commit.'
+        checked={enableServerInfoDebugView}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableServerInfoDebugView: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableServerInfoDebugView}
+        ariaLabel="Toggle server info debug view experimental setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Smoke Lab"
+        description='Add a "Smoke Lab" tab under Apps → Developer and an "Integration smoke" card on the dashboard for exercising every integration path against deterministic local fixtures (fake OAuth provider + loopback MCP servers). Private (non-public) deployments only.'
+        checked={enableSmokeLab}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableSmokeLab: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableSmokeLab}
+        ariaLabel="Toggle smoke lab experimental setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Status Cards"
+        description="Enable the experimental shared status-card board and its gated API. Existing card data is kept when this is disabled."
+        footnote="Enabling Status Cards also enables Summaries."
+        checked={enableStatusCards}
+        onCheckedChange={(checked) =>
+          toggleMutation.mutate(
+            checked
+              ? { enableSummaries: true, enableStatusCards: true }
+              : { enableStatusCards: false },
+          )
+        }
+        disabled={toggleMutation.isPending || statusCardsBlockedByManagedSummaries}
+        managed={managedKeys.enableStatusCards}
+        ariaLabel="Toggle status cards experimental setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Summaries"
+        description="Show Summarizer-generated status slots on project and workspace pages, with on-demand refresh and revision history. Existing summary data is kept when this is disabled."
+        footnote="Status Cards requires Summaries. Disabling Summaries also disables Status Cards."
+        checked={enableSummaries}
+        onCheckedChange={(checked) =>
+          toggleMutation.mutate(
+            checked || !enableStatusCards
+              ? { enableSummaries: checked }
+              : { enableSummaries: false, enableStatusCards: false },
+          )
+        }
+        disabled={toggleMutation.isPending || summariesRequiredByManagedStatusCards}
+        managed={managedKeys.enableSummaries}
+        ariaLabel="Toggle summaries experimental setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Task Plan Decomposition Panel"
+        description="Show accepted-plan decomposition history on task detail pages. Intended for debugging and validating subtask creation behavior while the presentation is still being refined."
+        checked={enableIssuePlanDecompositions}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableIssuePlanDecompositions: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableIssuePlanDecompositions}
+        ariaLabel="Toggle task plan decomposition panel experimental setting"
+      />
+
+      <ExperimentalToggleCard
+        title="Task Watchdogs"
+        description="Show task detail controls for configuring watchdog agents that verify stopped task subtrees and restore live paths when work should continue."
+        checked={enableTaskWatchdogs}
+        onCheckedChange={(checked) => toggleMutation.mutate({ enableTaskWatchdogs: checked })}
+        disabled={toggleMutation.isPending}
+        managed={managedKeys.enableTaskWatchdogs}
+        ariaLabel="Toggle task watchdogs experimental setting"
+      />
+
       {previewDialogOpen && !autoRecoveryManaged ? (
         <RecoveryPreviewDialog
           open