diff --git a/packages/cli/src/ui/commands/chatCommand.ts b/packages/cli/src/ui/commands/chatCommand.ts
index 991f2c30..f2f04e8e 100644
--- a/packages/cli/src/ui/commands/chatCommand.ts
+++ b/packages/cli/src/ui/commands/chatCommand.ts
@@ -20,7 +20,11 @@ import {
   getProjectSummaryPrompt,
 } from '@qwen-code/qwen-code-core';
 import path from 'path';
-import { HistoryItemWithoutId, MessageType } from '../types.js';
+import {
+  HistoryItemWithoutId,
+  HistoryItemSummary,
+  MessageType,
+} from '../types.js';
 
 interface ChatDetail {
   name: string;
@@ -331,9 +335,12 @@ const summaryCommand: SlashCommand = {
       }
 
       // Show loading state
-      const pendingMessage = {
-        type: 'info' as const,
-        text: '🔄 Generating project summary...',
+      const pendingMessage: HistoryItemSummary = {
+        type: 'summary',
+        summary: {
+          isPending: true,
+          stage: 'generating',
+        },
       };
       ui.setPendingItem(pendingMessage);
 
@@ -377,8 +384,11 @@ const summaryCommand: SlashCommand = {
 
       // Update loading message to show saving progress
       ui.setPendingItem({
-        type: 'info' as const,
-        text: '💾 Saving project summary...',
+        type: 'summary',
+        summary: {
+          isPending: true,
+          stage: 'saving',
+        },
       });
 
       // Ensure .qwen directory exists
@@ -404,13 +414,14 @@ const summaryCommand: SlashCommand = {
 
       // Clear pending item and show success message
       ui.setPendingItem(null);
-      ui.addItem(
-        {
-          type: 'info' as const,
-          text: '✅ Project summary generated and saved to .qwen/PROJECT_SUMMARY.md',
+      const completedSummaryItem: HistoryItemSummary = {
+        type: 'summary',
+        summary: {
+          isPending: false,
+          stage: 'completed',
         },
-        Date.now(),
-      );
+      };
+      ui.addItem(completedSummaryItem, Date.now());
 
       return {
         type: 'message',
diff --git a/packages/cli/src/ui/components/HistoryItemDisplay.tsx b/packages/cli/src/ui/components/HistoryItemDisplay.tsx
index 627a04f7..dc487664 100644
--- a/packages/cli/src/ui/components/HistoryItemDisplay.tsx
+++ b/packages/cli/src/ui/components/HistoryItemDisplay.tsx
@@ -14,6 +14,7 @@ import { ErrorMessage } from './messages/ErrorMessage.js';
 import { ToolGroupMessage } from './messages/ToolGroupMessage.js';
 import { GeminiMessageContent } from './messages/GeminiMessageContent.js';
 import { CompressionMessage } from './messages/CompressionMessage.js';
+import { SummaryMessage } from './messages/SummaryMessage.js';
 import { Box } from 'ink';
 import { AboutBox } from './AboutBox.js';
 import { StatsDisplay } from './StatsDisplay.js';
@@ -97,5 +98,6 @@ export const HistoryItemDisplay: React.FC<HistoryItemDisplayProps> = ({
     {item.type === 'compression' && (
       <CompressionMessage compression={item.compression} />
     )}
+    {item.type === 'summary' && <SummaryMessage summary={item.summary} />}
   </Box>
 );
diff --git a/packages/cli/src/ui/components/messages/SummaryMessage.tsx b/packages/cli/src/ui/components/messages/SummaryMessage.tsx
new file mode 100644
index 00000000..f8377bdb
--- /dev/null
+++ b/packages/cli/src/ui/components/messages/SummaryMessage.tsx
@@ -0,0 +1,55 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import React from 'react';
+import { Box, Text } from 'ink';
+import { SummaryProps } from '../../types.js';
+import Spinner from 'ink-spinner';
+import { Colors } from '../../colors.js';
+
+export interface SummaryDisplayProps {
+  summary: SummaryProps;
+}
+
+/*
+ * Summary messages appear when the /chat summary command is run, and show a loading spinner
+ * while summary generation is in progress, followed up by success confirmation.
+ */
+export const SummaryMessage: React.FC<SummaryDisplayProps> = ({ summary }) => {
+  const getText = () => {
+    if (summary.isPending) {
+      switch (summary.stage) {
+        case 'generating':
+          return 'Generating project summary...';
+        case 'saving':
+          return 'Saving project summary...';
+        default:
+          return 'Processing summary...';
+      }
+    }
+    return 'Project summary generated and saved successfully!';
+  };
+
+  const getIcon = () => {
+    if (summary.isPending) {
+      return <Spinner type="dots" />;
+    }
+    return <Text color={Colors.AccentGreen}>✅</Text>;
+  };
+
+  return (
+    <Box flexDirection="row">
+      <Box marginRight={1}>{getIcon()}</Box>
+      <Box>
+        <Text
+          color={summary.isPending ? Colors.AccentPurple : Colors.AccentGreen}
+        >
+          {getText()}
+        </Text>
+      </Box>
+    </Box>
+  );
+};
diff --git a/packages/cli/src/ui/hooks/slashCommandProcessor.ts b/packages/cli/src/ui/hooks/slashCommandProcessor.ts
index 6eb06960..798e8e76 100644
--- a/packages/cli/src/ui/hooks/slashCommandProcessor.ts
+++ b/packages/cli/src/ui/hooks/slashCommandProcessor.ts
@@ -157,6 +157,11 @@ export const useSlashCommandProcessor = (
           type: 'compression',
           compression: message.compression,
         };
+      } else if (message.type === MessageType.SUMMARY) {
+        historyItemContent = {
+          type: 'summary',
+          summary: message.summary,
+        };
       } else {
         historyItemContent = {
           type: message.type,
diff --git a/packages/cli/src/ui/types.ts b/packages/cli/src/ui/types.ts
index 9e7b603b..795bc7ae 100644
--- a/packages/cli/src/ui/types.ts
+++ b/packages/cli/src/ui/types.ts
@@ -58,6 +58,11 @@ export interface CompressionProps {
   newTokenCount: number | null;
 }
 
+export interface SummaryProps {
+  isPending: boolean;
+  stage: 'generating' | 'saving' | 'completed';
+}
+
 export interface HistoryItemBase {
   text?: string; // Text content for user/gemini/info/error messages
 }
@@ -141,6 +146,11 @@ export type HistoryItemCompression = HistoryItemBase & {
   compression: CompressionProps;
 };
 
+export type HistoryItemSummary = HistoryItemBase & {
+  type: 'summary';
+  summary: SummaryProps;
+};
+
 // Using Omit<HistoryItem, 'id'> seems to have some issues with typescript's
 // type inference e.g. historyItem.type === 'tool_group' isn't auto-inferring that
 // 'tools' in historyItem.
@@ -160,7 +170,8 @@ export type HistoryItemWithoutId =
   | HistoryItemToolStats
   | HistoryItemQuit
   | HistoryItemQuitConfirmation
-  | HistoryItemCompression;
+  | HistoryItemCompression
+  | HistoryItemSummary;
 
 export type HistoryItem = HistoryItemWithoutId & { id: number };
 
@@ -178,6 +189,7 @@ export enum MessageType {
   QUIT_CONFIRMATION = 'quit_confirmation',
   GEMINI = 'gemini',
   COMPRESSION = 'compression',
+  SUMMARY = 'summary',
 }
 
 // Simplified message structure for internal feedback
@@ -236,6 +248,11 @@ export type Message =
       type: MessageType.COMPRESSION;
       compression: CompressionProps;
       timestamp: Date;
+    }
+  | {
+      type: MessageType.SUMMARY;
+      summary: SummaryProps;
+      timestamp: Date;
     };
 
 export interface ConsoleMessageItem {