diff --git a/packages/client/ui-sidebar/src/client/SidebarRoot.module.css b/packages/client/ui-sidebar/src/client/SidebarRoot.module.css
index 300075b88d..abe0021813 100644
--- a/packages/client/ui-sidebar/src/client/SidebarRoot.module.css
+++ b/packages/client/ui-sidebar/src/client/SidebarRoot.module.css
@@ -250,13 +250,15 @@
 }
 
 .settingsArea,
-.footerActions {
+.footerActions,
+.extraActions {
   flex: none;
   min-width: 0;
   width: 100%;
 }
 
-.footerActions {
+.footerActions,
+.extraActions {
   display: flex;
 }
 
@@ -265,7 +267,8 @@
 }
 
 .collapsed .settingsArea,
-.collapsed .footerActions {
+.collapsed .footerActions,
+.collapsed .extraActions {
   display: flex;
   justify-content: center;
   width: auto;
diff --git a/packages/client/ui-sidebar/src/client/SidebarRoot.tsx b/packages/client/ui-sidebar/src/client/SidebarRoot.tsx
index d3fe6a63c1..3e5e338e6f 100644
--- a/packages/client/ui-sidebar/src/client/SidebarRoot.tsx
+++ b/packages/client/ui-sidebar/src/client/SidebarRoot.tsx
@@ -178,8 +178,12 @@ export function SidebarRoot({
         })}
       </div>
 
-      {/* Footer actions stack above Settings in both sidebar widths. */}
+      {/* Footer actions stack above Settings in both sidebar widths; the
+          extra seat (ambient status rows) stacks one level above them. */}
       <div className={css.footArea}>
+        <div className={css.extraActions}>
+          {renderSlot('sidebar.footer.extra', { wide })}
+        </div>
         <div className={css.footerActions}>
           {renderSlot('sidebar.footer.action', { wide })}
         </div>
diff --git a/packages/client/ui-sidebar/src/client/contract/slots.ts b/packages/client/ui-sidebar/src/client/contract/slots.ts
index a8c4f2894d..a01a4a63c0 100644
--- a/packages/client/ui-sidebar/src/client/contract/slots.ts
+++ b/packages/client/ui-sidebar/src/client/contract/slots.ts
@@ -33,6 +33,13 @@ declare module '@deepseek-ai/dsh-client-ui-slots' {
      * package's 'sidebar' entry; each action receives only the column state.
      */
     'sidebar.footer.action': { kind: 'list'; scope: 'root'; owner: SidebarFooterActionOwnerProps }
+    /**
+     * Additive extra row stacked ABOVE the footer actions (one row above
+     * Settings). Declared by this package's 'sidebar' entry; each entry
+     * receives only the column state. This seat gives ambient status rows a
+     * line of their own instead of displacing the footer actions.
+     */
+    'sidebar.footer.extra': { kind: 'list'; scope: 'root'; owner: SidebarFooterExtraOwnerProps }
   }
 }
 
@@ -62,6 +69,12 @@ export interface SidebarFooterActionOwnerProps {
   wide: boolean
 }
 
+/** Owner share of an extra row stacked above the footer actions. */
+export interface SidebarFooterExtraOwnerProps {
+  /** Whether the sidebar renders wide content (false = 56px rail). */
+  wide: boolean
+}
+
 /**
  * Registrant-private injected share (arrives via the register inject
  * factory). The shell keeps only its own controls: starting a Session from
@@ -85,5 +98,5 @@ export type SidebarRootInjected = {
  */
 export type SidebarRootComponentProps =
   PropsRuntime<'sidebar'>
-  & PropsRenderSlots<'sidebar.workspaces' | 'sidebar.settings' | 'sidebar.footer.action'>
+  & PropsRenderSlots<'sidebar.workspaces' | 'sidebar.settings' | 'sidebar.footer.action' | 'sidebar.footer.extra'>
   & SidebarRootInjected & PropsLocale<'sidebar'>
diff --git a/packages/client/ui-sidebar/src/client/index.ts b/packages/client/ui-sidebar/src/client/index.ts
index 0bd2c98295..aa05b73d7d 100644
--- a/packages/client/ui-sidebar/src/client/index.ts
+++ b/packages/client/ui-sidebar/src/client/index.ts
@@ -48,6 +48,7 @@ export function apply(ctx: ClientContext): void {
         'sidebar.workspaces': { kind: 'single', scope: 'root' },
         'sidebar.settings': { kind: 'single', scope: 'root' },
         'sidebar.footer.action': { kind: 'list', scope: 'root' },
+        'sidebar.footer.extra': { kind: 'list', scope: 'root' },
       },
       inject: injectProps,
     }, SidebarRoot),