diff --git a/.objectui-sha b/.objectui-sha
index ea81f2c3d..8210bf303 100644
--- a/.objectui-sha
+++ b/.objectui-sha
@@ -1 +1 @@
-97468a164ab4efd64558e40ac0268fbe5a49e2bb
+0af951fc15e335fc9ccf840cd8dd6587b0d0aded
diff --git a/examples/app-showcase/src/pages/index.ts b/examples/app-showcase/src/pages/index.ts
index ea74ea36e..089f6432b 100644
--- a/examples/app-showcase/src/pages/index.ts
+++ b/examples/app-showcase/src/pages/index.ts
@@ -45,7 +45,11 @@ export const ComponentGalleryPage: Page = {
       name: 'sidebar',
       width: 'small',
       components: [
-        { type: 'ai:chat_window', properties: { agentName: 'showcase_assistant' } },
+        // NOTE: `ai:chat_window` is intentionally NOT a supported inline page
+        // component — the canonical chat entry point is the floating chatbot
+        // overlay (plugin-chatbot), so referencing it here surfaces a loud
+        // "Unknown component type". Use a supported inline AI block instead.
+        { type: 'ai:input', properties: { agentName: 'showcase_assistant', placeholder: 'Ask the showcase assistant…' } },
       ],
     },
   ],