diff --git a/src/renderer/src/config/models.ts b/src/renderer/src/config/models.ts
index 3a98d6a854..1f68bda3ed 100644
--- a/src/renderer/src/config/models.ts
+++ b/src/renderer/src/config/models.ts
@@ -395,6 +395,37 @@ export function getModelLogo(modelId: string) {
 }
 
 export const SYSTEM_MODELS: Record<string, Model[]> = {
+  defaultModel: [
+    {
+      // 默认助手模型
+      id: 'deepseek-ai/DeepSeek-V3',
+      name: 'deepseek-ai/DeepSeek-V3',
+      provider: 'silicon',
+      group: 'deepseek-ai'
+    },
+    {
+      // 默认话题命名模型
+      id: 'Qwen/Qwen3-8B',
+      name: 'Qwen/Qwen3-8B',
+      provider: 'silicon',
+      group: 'Qwen'
+    },
+    {
+      // 默认翻译模型
+      id: 'deepseek-ai/DeepSeek-V3',
+      name: 'deepseek-ai/DeepSeek-V3',
+      provider: 'silicon',
+      group: 'deepseek-ai'
+    },
+    {
+      // 默认快捷助手模型
+      id: 'deepseek-ai/DeepSeek-V3',
+      name: 'deepseek-ai/DeepSeek-V3',
+      provider: 'silicon',
+      group: 'deepseek-ai'
+    }
+  ],
+
   aihubmix: [
     {
       id: 'gpt-4o',
@@ -605,6 +636,12 @@ export const SYSTEM_MODELS: Record<string, Model[]> = {
       name: 'BAAI/bge-m3',
       provider: 'silicon',
       group: 'BAAI'
+    },
+    {
+      id: 'Qwen/Qwen3-8B',
+      name: 'Qwen/Qwen3-8B',
+      provider: 'silicon',
+      group: 'Qwen'
     }
   ],
   ppio: [
diff --git a/src/renderer/src/store/llm.ts b/src/renderer/src/store/llm.ts
index 96afd8b521..d5c8fd566d 100644
--- a/src/renderer/src/store/llm.ts
+++ b/src/renderer/src/store/llm.ts
@@ -491,10 +491,10 @@ export const INITIAL_PROVIDERS: Provider[] = [
 ]
 
 const initialState: LlmState = {
-  defaultModel: SYSTEM_MODELS.silicon[1],
-  topicNamingModel: SYSTEM_MODELS.silicon[2],
-  translateModel: SYSTEM_MODELS.silicon[1],
-  quickAssistantModel: SYSTEM_MODELS.silicon[1],
+  defaultModel: SYSTEM_MODELS.defaultModel[0],
+  topicNamingModel: SYSTEM_MODELS.defaultModel[1],
+  translateModel: SYSTEM_MODELS.defaultModel[2],
+  quickAssistantModel: SYSTEM_MODELS.defaultModel[3],
   providers: INITIAL_PROVIDERS,
   settings: {
     ollama: {
diff --git a/src/renderer/src/store/migrate.ts b/src/renderer/src/store/migrate.ts
index 45d13ad512..f792383afd 100644
--- a/src/renderer/src/store/migrate.ts
+++ b/src/renderer/src/store/migrate.ts
@@ -1501,13 +1501,11 @@ const migrateConfig = {
   '111': (state: RootState) => {
     try {
       addSelectionAction(state, 'quote')
-
-      //if user has not set translate model(old default), set it to the new default model(deekseek v3)
       if (
-        state.llm.translateModel.provider === SYSTEM_MODELS.silicon[3].provider &&
-        state.llm.translateModel.id === SYSTEM_MODELS.silicon[3].id
+        state.llm.translateModel.provider === 'silicon' &&
+        state.llm.translateModel.id === 'meta-llama/Llama-3.3-70B-Instruct'
       ) {
-        state.llm.translateModel = SYSTEM_MODELS.silicon[1]
+        state.llm.translateModel = SYSTEM_MODELS.defaultModel[2]
       }
 
       return state