diff --git a/core/main_terminal.py b/core/main_terminal.py
index 787ac7c..92115e6 100644
--- a/core/main_terminal.py
+++ b/core/main_terminal.py
@@ -1647,6 +1647,13 @@ class MainTerminal:
                             "country": {
                                 "type": "string",
                                 "description": "国家过滤，仅 topic=general 可用，使用英文小写国名"
+                            },
+                            "include_domains": {
+                                "type": "array",
+                                "description": "仅包含这些域名（可选，最多300个）",
+                                "items": {
+                                    "type": "string"
+                                }
                             }
                         }),
                         "required": ["query"]
@@ -2209,7 +2216,8 @@ class MainTerminal:
                     days=arguments.get("days"),
                     start_date=arguments.get("start_date"),
                     end_date=arguments.get("end_date"),
-                    country=arguments.get("country")
+                    country=arguments.get("country"),
+                    include_domains=arguments.get("include_domains")
                 )
                 
                 if search_response["success"]:
diff --git a/core/web_terminal.py b/core/web_terminal.py
index d2d1b04..76daf3a 100644
--- a/core/web_terminal.py
+++ b/core/web_terminal.py
@@ -424,6 +424,9 @@ class WebTerminal(MainTerminal):
                 filters.append(f"{arguments.get('start_date')}~{arguments.get('end_date')}")
             if arguments.get("country"):
                 filters.append(f"country={arguments.get('country')}")
+            include_domains = arguments.get("include_domains")
+            if isinstance(include_domains, list) and include_domains:
+                filters.append(f"include_domains={len(include_domains)}")
             filter_text = " | ".join(filter_item for filter_item in filters if filter_item)
             self.broadcast('tool_status', {
                 'tool': tool_name,
diff --git a/modules/search_engine.py b/modules/search_engine.py
index 85800f2..356ed9a 100644
--- a/modules/search_engine.py
+++ b/modules/search_engine.py
@@ -2,7 +2,7 @@
 
 import httpx
 import json
-from typing import Dict, Optional, Any
+from typing import Dict, Optional, Any, List
 from datetime import datetime
 import re
 try:
@@ -42,7 +42,8 @@ class SearchEngine:
         days: Optional[int] = None,
         start_date: Optional[str] = None,
         end_date: Optional[str] = None,
-        country: Optional[str] = None
+        country: Optional[str] = None,
+        include_domains: Optional[List[str]] = None
     ) -> Dict:
         """
         执行网络搜索
@@ -56,6 +57,7 @@ class SearchEngine:
             start_date: 起始日期，格式YYYY-MM-DD
             end_date: 结束日期，格式YYYY-MM-DD
             country: 国家过滤，仅topic=general可用
+            include_domains: 仅包含这些域名（最多300个）
         
         Returns:
             搜索结果字典
@@ -75,7 +77,8 @@ class SearchEngine:
             days=days,
             start_date=start_date,
             end_date=end_date,
-            country=country
+            country=country,
+            include_domains=include_domains
         )
         
         if not validation["success"]:
@@ -165,7 +168,8 @@ class SearchEngine:
         days: Optional[int] = None,
         start_date: Optional[str] = None,
         end_date: Optional[str] = None,
-        country: Optional[str] = None
+        country: Optional[str] = None,
+        include_domains: Optional[List[str]] = None
     ) -> Dict[str, Any]:
         """
         搜索并返回格式化的摘要
@@ -185,7 +189,8 @@ class SearchEngine:
             days=days,
             start_date=start_date,
             end_date=end_date,
-            country=country
+            country=country,
+            include_domains=include_domains
         )
         
         if not results["success"]:
@@ -326,7 +331,8 @@ class SearchEngine:
         days: Optional[int],
         start_date: Optional[str],
         end_date: Optional[str],
-        country: Optional[str]
+        country: Optional[str],
+        include_domains: Optional[List[str]]
     ) -> Dict[str, Any]:
         """验证并构建 Tavily 请求参数"""
         payload: Dict[str, Any] = {
@@ -458,6 +464,35 @@ class SearchEngine:
                     }
                 payload["country"] = normalized_country
                 filters["country"] = normalized_country
+
+        # 域名白名单
+        if include_domains is not None:
+            if not isinstance(include_domains, list):
+                return {
+                    "success": False,
+                    "error": "include_domains 必须是字符串数组",
+                    "results": []
+                }
+            cleaned_domains = []
+            for item in include_domains:
+                if not isinstance(item, str):
+                    return {
+                        "success": False,
+                        "error": "include_domains 中每一项都必须是字符串",
+                        "results": []
+                    }
+                domain = item.strip().lower()
+                if domain:
+                    cleaned_domains.append(domain)
+            if len(cleaned_domains) > 300:
+                return {
+                    "success": False,
+                    "error": f"include_domains 最多支持300个域名，当前: {len(cleaned_domains)}",
+                    "results": []
+                }
+            if cleaned_domains:
+                payload["include_domains"] = cleaned_domains
+                filters["include_domains"] = cleaned_domains
         
         return {
             "success": True,
@@ -485,6 +520,8 @@ class SearchEngine:
         
         if "country" in filters:
             parts.append(f"Country: {filters['country']}")
+        if "include_domains" in filters:
+            parts.append(f"Domains: {len(filters['include_domains'])}")
         
         if not parts:
             return ""
diff --git a/static/src/App.vue b/static/src/App.vue
index 4d60a66..34da366 100644
--- a/static/src/App.vue
+++ b/static/src/App.vue
@@ -196,6 +196,7 @@
             :get-tool-description="getToolDescription"
             :format-search-topic="formatSearchTopic"
             :format-search-time="formatSearchTime"
+            :format-search-domains="formatSearchDomains"
           />
           <VirtualMonitorSurface v-show="chatDisplayMode === 'monitor'" />
 
diff --git a/static/src/app.ts b/static/src/app.ts
index 4b6baa2..5941ae9 100644
--- a/static/src/app.ts
+++ b/static/src/app.ts
@@ -55,6 +55,7 @@ import {
     buildToolLabel,
     formatSearchTopic,
     formatSearchTime,
+    formatSearchDomains,
     getLanguageClass
 } from './utils/chatDisplay';
 import {
@@ -4012,6 +4013,7 @@ const appOptions = {
             buildToolLabel,
             formatSearchTopic,
             formatSearchTime,
+            formatSearchDomains,
             getLanguageClass,
             
             scrollToBottom() {
diff --git a/static/src/components/chat/ChatArea.vue b/static/src/components/chat/ChatArea.vue
index c260e09..9aa9395 100644
--- a/static/src/components/chat/ChatArea.vue
+++ b/static/src/components/chat/ChatArea.vue
@@ -60,6 +60,7 @@
                 :get-tool-description="getToolDescription"
                 :format-search-topic="formatSearchTopic"
                 :format-search-time="formatSearchTime"
+                :format-search-domains="formatSearchDomains"
               />
               <div
                 v-else
@@ -183,9 +184,10 @@
                   :get-tool-animation-class="getToolAnimationClass"
                   :get-tool-icon="getToolIcon"
                   :get-tool-status-text="getToolStatusText"
-                  :get-tool-description="getToolDescription"
+                :get-tool-description="getToolDescription"
                 :format-search-topic="formatSearchTopic"
                 :format-search-time="formatSearchTime"
+                :format-search-domains="formatSearchDomains"
                 :streaming-message="streamingMessage"
                 :register-collapse-content="registerCollapseContent"
                 :collapse-key="group.action.blockId || `${index}-tool-${group.actionIndex}`"
@@ -320,6 +322,7 @@
                 :get-tool-description="getToolDescription"
                 :format-search-topic="formatSearchTopic"
                 :format-search-time="formatSearchTime"
+                :format-search-domains="formatSearchDomains"
                 :streaming-message="streamingMessage"
                 :register-collapse-content="registerCollapseContent"
                 :collapse-key="action.blockId || `${index}-tool-${actionIndex}`"
@@ -372,6 +375,7 @@ const props = defineProps<{
   getToolDescription: (tool: any) => string;
   formatSearchTopic: (filters: Record<string, any>) => string;
   formatSearchTime: (filters: Record<string, any>) => string;
+  formatSearchDomains: (filters: Record<string, any>) => string;
 }>();
 
 const personalization = usePersonalizationStore();
diff --git a/static/src/components/chat/StackedBlocks.vue b/static/src/components/chat/StackedBlocks.vue
index a309bce..79bd0c1 100644
--- a/static/src/components/chat/StackedBlocks.vue
+++ b/static/src/components/chat/StackedBlocks.vue
@@ -86,6 +86,7 @@
                   <div><strong>搜索内容：</strong>{{ action.tool.result.query || action.tool.arguments?.query }}</div>
                   <div><strong>主题：</strong>{{ formatSearchTopic(action.tool.result.filters || {}) }}</div>
                   <div><strong>时间范围：</strong>{{ formatSearchTime(action.tool.result.filters || {}) }}</div>
+                  <div><strong>限定网站：</strong>{{ formatSearchDomains(action.tool.result.filters || {}) }}</div>
                   <div><strong>结果数量：</strong>{{ action.tool.result.total_results }}</div>
                 </div>
                 <div v-if="action.tool.result.results && action.tool.result.results.length" class="search-result-list">
@@ -139,6 +140,7 @@ const props = defineProps<{
   getToolDescription: (tool: any) => string;
   formatSearchTopic: (filters: Record<string, any>) => string;
   formatSearchTime: (filters: Record<string, any>) => string;
+  formatSearchDomains: (filters: Record<string, any>) => string;
 }>();
 
 const VISIBLE_LIMIT = 6;
diff --git a/static/src/components/chat/actions/ToolAction.vue b/static/src/components/chat/actions/ToolAction.vue
index 3d8c574..991d409 100644
--- a/static/src/components/chat/actions/ToolAction.vue
+++ b/static/src/components/chat/actions/ToolAction.vue
@@ -30,6 +30,7 @@
             <div><strong>搜索内容：</strong>{{ action.tool.result.query || action.tool.arguments.query }}</div>
             <div><strong>主题：</strong>{{ formatSearchTopic(action.tool.result.filters || {}) }}</div>
             <div><strong>时间范围：</strong>{{ formatSearchTime(action.tool.result.filters || {}) }}</div>
+            <div><strong>限定网站：</strong>{{ formatSearchDomains(action.tool.result.filters || {}) }}</div>
             <div><strong>结果数量：</strong>{{ action.tool.result.total_results }}</div>
           </div>
           <div v-if="action.tool.result.results && action.tool.result.results.length" class="search-result-list">
@@ -77,6 +78,7 @@ defineProps<{
   getToolDescription: (tool: any) => string;
   formatSearchTopic: (filters: Record<string, any>) => string;
   formatSearchTime: (filters: Record<string, any>) => string;
+  formatSearchDomains: (filters: Record<string, any>) => string;
   streamingMessage: boolean;
   registerCollapseContent?: (key: string, el: Element | null) => void;
   collapseKey?: string;
diff --git a/static/src/utils/chatDisplay.ts b/static/src/utils/chatDisplay.ts
index e417add..0073142 100644
--- a/static/src/utils/chatDisplay.ts
+++ b/static/src/utils/chatDisplay.ts
@@ -284,6 +284,17 @@ export function formatSearchTime(filters: ToolPayload): string {
   return '未限定时间';
 }
 
+export function formatSearchDomains(filters: ToolPayload): string {
+  const domains = filters?.include_domains;
+  if (!Array.isArray(domains) || domains.length === 0) {
+    return '未限定网站';
+  }
+  const normalized = domains
+    .map(item => String(item || '').trim())
+    .filter(Boolean);
+  return normalized.length ? normalized.join(', ') : '未限定网站';
+}
+
 export function getLanguageClass(path: string): string {
   if (!path) {
     return 'language-plain';