diff --git a/bigtop-manager-ai/bigtop-manager-ai-assistant/src/main/java/org/apache/bigtop/manager/ai/assistant/GeneralAssistantFactory.java b/bigtop-manager-ai/bigtop-manager-ai-assistant/src/main/java/org/apache/bigtop/manager/ai/assistant/GeneralAssistantFactory.java
index 1945ef09..e02b6776 100644
--- a/bigtop-manager-ai/bigtop-manager-ai-assistant/src/main/java/org/apache/bigtop/manager/ai/assistant/GeneralAssistantFactory.java
+++ b/bigtop-manager-ai/bigtop-manager-ai-assistant/src/main/java/org/apache/bigtop/manager/ai/assistant/GeneralAssistantFactory.java
@@ -19,6 +19,7 @@
 package org.apache.bigtop.manager.ai.assistant;
 
 import org.apache.bigtop.manager.ai.assistant.provider.LocSystemPromptProvider;
+import org.apache.bigtop.manager.ai.assistant.store.PersistentChatMemoryStore;
 import org.apache.bigtop.manager.ai.core.AbstractAIAssistantFactory;
 import org.apache.bigtop.manager.ai.core.enums.PlatformType;
 import org.apache.bigtop.manager.ai.core.enums.SystemPrompt;
@@ -70,7 +71,10 @@ public AIAssistant createWithPrompt(
                     case QIANFAN -> QianFanAssistant.builder();
                 };
         AIAssistant aiAssistant = builder.id(id)
-                .memoryStore((id == null) ? new InMemoryChatMemoryStore() : chatMemoryStore)
+                .memoryStore(
+                        (id == null)
+                                ? new InMemoryChatMemoryStore()
+                                : ((PersistentChatMemoryStore) chatMemoryStore).clone())
                 .withConfigProvider(assistantConfig)
                 .build();
 
diff --git a/bigtop-manager-ai/bigtop-manager-ai-assistant/src/main/java/org/apache/bigtop/manager/ai/assistant/store/PersistentChatMemoryStore.java b/bigtop-manager-ai/bigtop-manager-ai-assistant/src/main/java/org/apache/bigtop/manager/ai/assistant/store/PersistentChatMemoryStore.java
index 91352880..3a905cea 100644
--- a/bigtop-manager-ai/bigtop-manager-ai-assistant/src/main/java/org/apache/bigtop/manager/ai/assistant/store/PersistentChatMemoryStore.java
+++ b/bigtop-manager-ai/bigtop-manager-ai-assistant/src/main/java/org/apache/bigtop/manager/ai/assistant/store/PersistentChatMemoryStore.java
@@ -33,13 +33,14 @@
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Objects;
-import java.util.stream.Collectors;
 
 public class PersistentChatMemoryStore implements ChatMemoryStore {
 
     private final ChatThreadDao chatThreadDao;
     private final ChatMessageDao chatMessageDao;
 
+    private final List<ChatMessage> systemMessages = new ArrayList<>();
+
     public PersistentChatMemoryStore(ChatThreadDao chatThreadDao, ChatMessageDao chatMessageDao) {
         this.chatThreadDao = chatThreadDao;
         this.chatMessageDao = chatMessageDao;
@@ -78,19 +79,25 @@ private ChatMessagePO convertToChatMessagePO(ChatMessage chatMessage, Long chatT
     @Override
     public List<ChatMessage> getMessages(Object threadId) {
         List<ChatMessagePO> chatMessages = chatMessageDao.findAllByThreadId((Long) threadId);
-        if (chatMessages.isEmpty()) {
-            return new ArrayList<>();
-        } else {
-            return chatMessages.stream()
+        List<ChatMessage> allChatMessages = new ArrayList<>(systemMessages);
+        if (!chatMessages.isEmpty()) {
+            allChatMessages.addAll(chatMessages.stream()
                     .map(this::convertToChatMessage)
                     .filter(Objects::nonNull)
-                    .collect(Collectors.toList());
+                    .toList());
         }
+        return allChatMessages;
     }
 
     @Override
     public void updateMessages(Object threadId, List<ChatMessage> messages) {
-        ChatMessagePO chatMessagePO = convertToChatMessagePO(messages.get(messages.size() - 1), (Long) threadId);
+        ChatMessage newMessage = messages.get(messages.size() - 1);
+        if (newMessage.type().equals(ChatMessageType.SYSTEM)) {
+            SystemMessage systemMessage = (SystemMessage) newMessage;
+            systemMessages.add(systemMessage);
+            return;
+        }
+        ChatMessagePO chatMessagePO = convertToChatMessagePO(newMessage, (Long) threadId);
         if (chatMessagePO == null) {
             return;
         }
@@ -103,4 +110,8 @@ public void deleteMessages(Object threadId) {
         chatMessagePOS.forEach(chatMessage -> chatMessage.setIsDeleted(true));
         chatMessageDao.partialUpdateByIds(chatMessagePOS);
     }
+
+    public PersistentChatMemoryStore clone() {
+        return new PersistentChatMemoryStore(chatThreadDao, chatMessageDao);
+    }
 }
diff --git a/bigtop-manager-ai/bigtop-manager-ai-dashscope/src/main/java/org/apache/bigtop/manager/ai/dashscope/DashScopeAssistant.java b/bigtop-manager-ai/bigtop-manager-ai-dashscope/src/main/java/org/apache/bigtop/manager/ai/dashscope/DashScopeAssistant.java
index 6ea7fd4f..f178f8f0 100644
--- a/bigtop-manager-ai/bigtop-manager-ai-dashscope/src/main/java/org/apache/bigtop/manager/ai/dashscope/DashScopeAssistant.java
+++ b/bigtop-manager-ai/bigtop-manager-ai-dashscope/src/main/java/org/apache/bigtop/manager/ai/dashscope/DashScopeAssistant.java
@@ -88,7 +88,7 @@ private String getValueFromAssistantStreamMessage(AssistantStreamMessage assista
         return streamMessage.toString();
     }
 
-    private void saveMessage(String message, MessageType sender) {
+    private void addMessage(String message, MessageType sender) {
         ChatMessage chatMessage;
         if (sender.equals(MessageType.AI)) {
             chatMessage = new AiMessage(message);
@@ -131,7 +131,7 @@ public void setSystemPrompt(String systemPrompt) {
         } catch (NoApiKeyException | InputRequiredException | InvalidateParameter e) {
             throw new RuntimeException(e);
         }
-        saveMessage(systemPrompt, MessageType.SYSTEM);
+        addMessage(systemPrompt, MessageType.SYSTEM);
     }
 
     public static Builder builder() {
@@ -140,7 +140,7 @@ public static Builder builder() {
 
     @Override
     public Flux<String> streamAsk(String userMessage) {
-        saveMessage(userMessage, MessageType.USER);
+        addMessage(userMessage, MessageType.USER);
         TextMessageParam textMessageParam = TextMessageParam.builder()
                 .apiKey(dashScopeThreadParam.getApiKey())
                 .role(Role.USER.getValue())
@@ -174,13 +174,13 @@ public Flux<String> streamAsk(String userMessage) {
                     return message;
                 })
                 .doOnComplete(() -> {
-                    saveMessage(finalMessage.toString(), MessageType.AI);
+                    addMessage(finalMessage.toString(), MessageType.AI);
                 });
     }
 
     @Override
     public String ask(String userMessage) {
-        saveMessage(userMessage, MessageType.USER);
+        addMessage(userMessage, MessageType.USER);
         TextMessageParam textMessageParam = TextMessageParam.builder()
                 .apiKey(dashScopeThreadParam.getApiKey())
                 .role(Role.USER.getValue())
@@ -244,7 +244,7 @@ public String ask(String userMessage) {
             ContentText contentText = (ContentText) content;
             finalMessage.append(contentText.getText().getValue());
         }
-        saveMessage(finalMessage.toString(), MessageType.AI);
+        addMessage(finalMessage.toString(), MessageType.AI);
         return finalMessage.toString();
     }