diff --git a/dashboard/src/App.vue b/dashboard/src/App.vue
index f698b42..baf22da 100644
--- a/dashboard/src/App.vue
+++ b/dashboard/src/App.vue
@@ -1,6 +1,6 @@
 <script setup>
 import { ref } from 'vue'
-import { useAuth } from './composables/useAuth.js'
+import { useAuth } from './utils/useAuth.js'
 import AppSidebar from './components/AppSidebar.vue'
 
 const { isLoggedIn } = useAuth()
diff --git a/dashboard/src/components/ProcessBlock.vue b/dashboard/src/components/ProcessBlock.vue
index e345c74..8c9e317 100644
--- a/dashboard/src/components/ProcessBlock.vue
+++ b/dashboard/src/components/ProcessBlock.vue
@@ -9,7 +9,6 @@
           <span class="step-label">思考中</span>
           <span class="step-brief">{{ item.brief || '正在思考...' }}</span>
           <span v-if="streaming && item.key === lastThinkingKey" class="loading-dots">...</span>
-          <span v-else-if="item.content && item.content.length > 1024" class="truncate-hint">已截断</span>
           <span class="arrow" :class="{ open: expandedKeys.has(item.key) }" v-html="chevronDown"></span>
         </div>
         <div v-if="expandedKeys.has(item.key)" class="step-content">
@@ -26,7 +25,6 @@
           <span v-if="item.loading" class="loading-dots">...</span>
           <span v-else-if="item.isSuccess === true" class="step-badge success">成功</span>
           <span v-else-if="item.isSuccess === false" class="step-badge error">失败</span>
-          <span v-if="item.fullResult && item.fullResult.length > 1024" class="truncate-hint">已截断</span>
           <span class="arrow" :class="{ open: expandedKeys.has(item.key) }" v-html="chevronDown"></span>
         </div>
         <div v-if="expandedKeys.has(item.key)" class="step-content">
@@ -79,7 +77,7 @@ const allItems = computed(() => {
           type: 'thinking',
           index: step.index,
           content: content,
-          displayContent: content.length > 1024 ? content.slice(0, 1024) + '\n\n[... 内容已截断 ...]' : content,
+          displayContent: content.length > 1024 ? content.slice(0, 1024) + '...' : content,
           brief: content.slice(0, 50) + (content.length > 50 ? '...' : ''),
         })
       } else if (step.type === 'tool_call') {
@@ -104,7 +102,7 @@ const allItems = computed(() => {
           const resultContent = step.content || ''
           match.resultSummary = resultContent.slice(0, 200)
           match.fullResult = resultContent
-          match.displayResult = resultContent.length > 1024 ? resultContent.slice(0, 1024) + '\n\n[... 结果已截断 ...]' : resultContent
+          match.displayResult = resultContent.length > 1024 ? resultContent.slice(0, 1024) + '...' : resultContent
           match.isSuccess = step.success !== false
           match.loading = false
         } else {
@@ -122,7 +120,7 @@ const allItems = computed(() => {
             isSuccess: true,
             resultSummary: placeholderContent.slice(0, 200),
             fullResult: placeholderContent,
-            displayResult: placeholderContent.length > 1024 ? placeholderContent.slice(0, 1024) + '\n\n[... 结果已截断 ...]' : placeholderContent
+            displayResult: placeholderContent.length > 1024 ? placeholderContent.slice(0, 1024) + '...' : placeholderContent
           })
         }
       } else if (step.type === 'text') {
@@ -288,15 +286,6 @@ const sparkleIcon = `<svg viewBox="0 0 24 24" width="14" height="14" fill="none"
   color: var(--success-color);
 }
 
-.truncate-hint {
-  font-size: 10px;
-  padding: 2px 6px;
-  background: var(--warning-bg);
-  color: var(--warning-color);
-  border-radius: 4px;
-  margin-left: 4px;
-}
-
 .step-badge.error {
   background: var(--danger-bg);
   color: var(--danger-color);
diff --git a/dashboard/src/composables/index.js b/dashboard/src/composables/index.js
deleted file mode 100644
index b883f31..0000000
--- a/dashboard/src/composables/index.js
+++ /dev/null
@@ -1,5 +0,0 @@
-// 导出所有组合式函数
-export { useAuth } from './useAuth.js'
-export { useApi, usePagination, useForm } from './useApi.js'
-export { formatDate, formatNumber, truncate } from './useFormatters.js'
-export { debounce, throttle, storage, copyToClipboard } from './useUtils.js'
diff --git a/dashboard/src/main.js b/dashboard/src/main.js
index a666445..a1d4e20 100644
--- a/dashboard/src/main.js
+++ b/dashboard/src/main.js
@@ -2,7 +2,7 @@ import { createApp } from 'vue'
 import './style.css'
 import App from './App.vue'
 import router from './router'
-import pinia from './stores'
+import { pinia } from './utils'
 
 createApp(App)
   .use(router)
diff --git a/dashboard/src/stores/auth.js b/dashboard/src/stores/auth.js
deleted file mode 100644
index 9f94f12..0000000
--- a/dashboard/src/stores/auth.js
+++ /dev/null
@@ -1,60 +0,0 @@
-import { defineStore } from 'pinia'
-import api from '../services/api'
-
-export const useAuthStore = defineStore('auth', {
-  state: () => ({
-    user: null,
-    token: localStorage.getItem('access_token') || null,
-    isAuthenticated: !!localStorage.getItem('access_token')
-  }),
-
-  actions: {
-    async login(credentials) {
-      try {
-        const response = await api.post('/auth/login', credentials)
-        this.token = response.data.access_token
-        this.user = response.data.user
-        this.isAuthenticated = true
-        localStorage.setItem('access_token', this.token)
-        return { success: true }
-      } catch (error) {
-        return { success: false, error: error.message }
-      }
-    },
-
-    async register(userData) {
-      try {
-        const response = await api.post('/auth/register', userData)
-        // 注册后自动登录
-        return this.login({ username: userData.username, password: userData.password })
-      } catch (error) {
-        return { success: false, error: error.message }
-      }
-    },
-
-    async logout() {
-      try {
-        await api.post('/auth/logout')
-      } catch (error) {
-        // 忽略错误
-      }
-      this.token = null
-      this.user = null
-      this.isAuthenticated = false
-      localStorage.removeItem('access_token')
-    },
-
-    async fetchUser() {
-      try {
-        const response = await api.get('/auth/me')
-        this.user = response.data
-        return { success: true }
-      } catch (error) {
-        this.token = null
-        this.isAuthenticated = false
-        localStorage.removeItem('access_token')
-        return { success: false }
-      }
-    }
-  }
-})
\ No newline at end of file
diff --git a/dashboard/src/services/api.js b/dashboard/src/utils/api.js
similarity index 100%
rename from dashboard/src/services/api.js
rename to dashboard/src/utils/api.js
diff --git a/dashboard/src/utils/index.js b/dashboard/src/utils/index.js
new file mode 100644
index 0000000..35fa416
--- /dev/null
+++ b/dashboard/src/utils/index.js
@@ -0,0 +1,25 @@
+/**
+ * Luxx 前端工具库
+ * 合并了 composables、services 和 stores 的统一导出
+ */
+
+// ============ API 服务 ============
+export { default as api, authAPI, conversationsAPI, messagesAPI, toolsAPI, providersAPI, createSSEStream } from './api.js'
+
+// ============ Pinia 状态管理 ============
+export { default as pinia } from './store.js'
+
+// ============ 认证相关 ============
+export { useAuth } from './useAuth.js'
+
+// ============ API 请求组合式函数 ============
+export { useApi, usePagination, useForm } from './useApi.js'
+
+// ============ 格式化工具 ============
+export { formatDate, formatNumber, truncate, formatFileSize, capitalize, formatTokens } from './useFormatters.js'
+
+// ============ 通用工具函数 ============
+export { debounce, throttle, deepClone, generateId, storage, getDeviceType, copyToClipboard } from './useUtils.js'
+
+// ============ Markdown 渲染 ============
+export { renderMarkdown } from './markdown.js'
diff --git a/dashboard/src/stores/index.js b/dashboard/src/utils/store.js
similarity index 65%
rename from dashboard/src/stores/index.js
rename to dashboard/src/utils/store.js
index 45e1294..8a05980 100644
--- a/dashboard/src/stores/index.js
+++ b/dashboard/src/utils/store.js
@@ -3,6 +3,3 @@ import { createPinia } from 'pinia'
 const pinia = createPinia()
 
 export default pinia
-
-// 方便导入 store
-export * from './auth'
\ No newline at end of file
diff --git a/dashboard/src/composables/useApi.js b/dashboard/src/utils/useApi.js
similarity index 100%
rename from dashboard/src/composables/useApi.js
rename to dashboard/src/utils/useApi.js
diff --git a/dashboard/src/composables/useAuth.js b/dashboard/src/utils/useAuth.js
similarity index 100%
rename from dashboard/src/composables/useAuth.js
rename to dashboard/src/utils/useAuth.js
diff --git a/dashboard/src/composables/useFormatters.js b/dashboard/src/utils/useFormatters.js
similarity index 100%
rename from dashboard/src/composables/useFormatters.js
rename to dashboard/src/utils/useFormatters.js
diff --git a/dashboard/src/composables/useUtils.js b/dashboard/src/utils/useUtils.js
similarity index 99%
rename from dashboard/src/composables/useUtils.js
rename to dashboard/src/utils/useUtils.js
index 110c6e7..be727f5 100644
--- a/dashboard/src/composables/useUtils.js
+++ b/dashboard/src/utils/useUtils.js
@@ -51,7 +51,7 @@ export function deepClone(obj) {
 }
 
 /**
- * 生成随机 ID
+ * 生成随机 Id
  * @param {number} length - 长度
  */
 export function generateId(length = 8) {
diff --git a/dashboard/src/views/AuthView.vue b/dashboard/src/views/AuthView.vue
index 7bcda4b..35511b6 100644
--- a/dashboard/src/views/AuthView.vue
+++ b/dashboard/src/views/AuthView.vue
@@ -48,8 +48,8 @@
 <script setup>
 import { ref, reactive } from 'vue'
 import { useRouter } from 'vue-router'
-import { authAPI } from '../services/api.js'
-import { useAuth } from '../composables/useAuth.js'
+import { authAPI } from '../utils/api.js'
+import { useAuth } from '../utils/useAuth.js'
 
 const router = useRouter()
 const { login } = useAuth()
diff --git a/dashboard/src/views/ConversationDetailView.vue b/dashboard/src/views/ConversationDetailView.vue
index 76b1ba6..0c84f79 100644
--- a/dashboard/src/views/ConversationDetailView.vue
+++ b/dashboard/src/views/ConversationDetailView.vue
@@ -93,7 +93,7 @@
 <script setup>
 import { ref, computed, onMounted, nextTick, watch } from 'vue'
 import { useRoute } from 'vue-router'
-import { conversationsAPI, messagesAPI } from '../services/api.js'
+import { conversationsAPI, messagesAPI } from '../utils/api.js'
 import ProcessBlock from '../components/ProcessBlock.vue'
 import MessageBubble from '../components/MessageBubble.vue'
 import { renderMarkdown } from '../utils/markdown.js'
diff --git a/dashboard/src/views/ConversationsView.vue b/dashboard/src/views/ConversationsView.vue
index 21dd0bd..c246000 100644
--- a/dashboard/src/views/ConversationsView.vue
+++ b/dashboard/src/views/ConversationsView.vue
@@ -54,7 +54,7 @@
 <script setup>
 import { ref, computed, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
-import { conversationsAPI, providersAPI } from '../services/api.js'
+import { conversationsAPI, providersAPI } from '../utils/api.js'
 
 const router = useRouter()
 const list = ref([])
diff --git a/dashboard/src/views/HomeView.vue b/dashboard/src/views/HomeView.vue
index b55606a..8059505 100644
--- a/dashboard/src/views/HomeView.vue
+++ b/dashboard/src/views/HomeView.vue
@@ -22,7 +22,7 @@
 
 <script setup>
 import { ref, onMounted } from 'vue'
-import { conversationsAPI, toolsAPI } from '../services/api.js'
+import { conversationsAPI, toolsAPI } from '../utils/api.js'
 
 const stats = ref({ conversations: 0, tools: 0, messages: 0, models: 1 })
 
diff --git a/dashboard/src/views/SettingsView.vue b/dashboard/src/views/SettingsView.vue
index 1eb5cd5..25dd9c9 100644
--- a/dashboard/src/views/SettingsView.vue
+++ b/dashboard/src/views/SettingsView.vue
@@ -133,9 +133,9 @@
 
 <script setup>
 import { ref, onMounted } from 'vue'
-import { providersAPI } from '../services/api.js'
-import { useAuth } from '../composables/useAuth.js'
-import { authAPI } from '../services/api.js'
+import { providersAPI } from '../utils/api.js'
+import { useAuth } from '../utils/useAuth.js'
+import { authAPI } from '../utils/api.js'
 import { useRouter } from 'vue-router'
 
 const router = useRouter()
diff --git a/dashboard/src/views/ToolsView.vue b/dashboard/src/views/ToolsView.vue
index 5a0a502..6af87ba 100644
--- a/dashboard/src/views/ToolsView.vue
+++ b/dashboard/src/views/ToolsView.vue
@@ -36,7 +36,7 @@
 
 <script setup>
 import { ref, onMounted } from 'vue'
-import { toolsAPI } from '../services/api.js'
+import { toolsAPI } from '../utils/api.js'
 
 const list = ref([])
 const loading = ref(true)
diff --git a/luxx/tools/builtin/crawler.py b/luxx/tools/builtin/crawler.py
index fc9f35d..856386d 100644
--- a/luxx/tools/builtin/crawler.py
+++ b/luxx/tools/builtin/crawler.py
@@ -1,128 +1,49 @@
-"""Crawler related tools"""
+"""Crawler tools"""
 from luxx.tools.factory import tool
 from luxx.tools.services import SearchService, FetchService
 
 
-@tool(
-    name="web_search",
-    description="Search the internet for information. Use when you need to find latest news or answer questions.",
-    parameters={
-        "type": "object",
-        "properties": {
-            "query": {
-                "type": "string",
-                "description": "Search keywords"
-            },
-            "max_results": {
-                "type": "integer",
-                "description": "Number of results to return, default 5",
-                "default": 5
-            }
-        },
-        "required": ["query"]
+@tool(name="web_search", description="Search the internet. Use when you need to find latest news or answer questions.", parameters={
+    "type": "object",
+    "properties": {
+        "query": {"type": "string", "description": "Search keywords"},
+        "max_results": {"type": "integer", "description": "Number of results, default 5", "default": 5}
     },
-    category="crawler"
-)
+    "required": ["query"]
+}, category="crawler")
 def web_search(arguments: dict) -> dict:
-    """
-    Web search tool using DuckDuckGo
-    """
-    query = arguments["query"]
-    max_results = arguments.get("max_results", 5)
-
-    service = SearchService()
-    results = service.search(query, max_results)
-
-    if not results:
-        return {"success": True, "data": {"query": query, "results": []}, "message": "No results found"}
-
-    return {"success": True, "data": {"query": query, "results": results}}
+    results = SearchService().search(arguments["query"], arguments.get("max_results", 5))
+    return {"success": True, "data": {"query": arguments["query"], "results": results or []}}
 
 
-@tool(
-    name="web_fetch",
-    description="Fetch content from a webpage. Use when user needs detailed information from a page.",
-    parameters={
-        "type": "object",
-        "properties": {
-            "url": {
-                "type": "string",
-                "description": "URL of the webpage to fetch"
-            },
-            "extract_type": {
-                "type": "string",
-                "description": "Extraction type: text, links, or structured",
-                "enum": ["text", "links", "structured"],
-                "default": "text"
-            }
-        },
-        "required": ["url"]
+@tool(name="web_fetch", description="Fetch content from a webpage.", parameters={
+    "type": "object",
+    "properties": {
+        "url": {"type": "string", "description": "URL to fetch"},
+        "extract_type": {"type": "string", "enum": ["text", "links", "structured"], "default": "text"}
     },
-    category="crawler"
-)
+    "required": ["url"]
+}, category="crawler")
 def web_fetch(arguments: dict) -> dict:
-    """
-    Page fetch tool
-    """
-    url = arguments["url"]
-    extract_type = arguments.get("extract_type", "text")
-
-    if not url:
+    if not arguments.get("url"):
         return {"success": False, "error": "URL is required"}
-
-    service = FetchService(timeout=15)
-    result = service.fetch(url, extract_type)
-
-    if "error" in result:
-        return {"success": False, "error": result["error"]}
-
-    return {"success": True, "data": result}
+    result = FetchService().fetch(arguments["url"], arguments.get("extract_type", "text"))
+    return {"success": "error" not in result, "data": result, "error": result.get("error")}
 
 
-@tool(
-    name="batch_fetch",
-    description="Batch fetch multiple webpages. Use when you need to get content from multiple pages.",
-    parameters={
-        "type": "object",
-        "properties": {
-            "urls": {
-                "type": "array",
-                "items": {"type": "string"},
-                "description": "List of URLs to fetch"
-            },
-            "extract_type": {
-                "type": "string",
-                "enum": ["text", "links", "structured"],
-                "default": "text"
-            }
-        },
-        "required": ["urls"]
+@tool(name="batch_fetch", description="Batch fetch multiple webpages.", parameters={
+    "type": "object",
+    "properties": {
+        "urls": {"type": "array", "items": {"type": "string"}, "description": "URLs to fetch"},
+        "extract_type": {"type": "string", "enum": ["text", "links", "structured"], "default": "text"}
     },
-    category="crawler"
-)
+    "required": ["urls"]
+}, category="crawler")
 def batch_fetch(arguments: dict) -> dict:
-    """
-    Batch fetch tool
-    """
-    urls = arguments["urls"]
-    extract_type = arguments.get("extract_type", "text")
-
+    urls = arguments.get("urls", [])
     if not urls:
         return {"success": False, "error": "URLs list is required"}
-
     if len(urls) > 10:
         return {"success": False, "error": "Maximum 10 pages allowed"}
-
-    service = FetchService(timeout=10)
-    results = service.fetch_batch(urls, extract_type)
-
-    successful = sum(1 for r in results if "error" not in r)
-
-    return {
-        "success": True,
-        "data": {
-            "results": results,
-            "total": len(results),
-            "successful": successful
-        }
-    }
+    results = FetchService().fetch_batch(urls, arguments.get("extract_type", "text"))
+    return {"success": True, "data": {"results": results, "total": len(results)}}
diff --git a/luxx/tools/services.py b/luxx/tools/services.py
index b3fceaf..b7fe420 100644
--- a/luxx/tools/services.py
+++ b/luxx/tools/services.py
@@ -1,54 +1,18 @@
 """Tool helper services"""
 import re
 import httpx
-from urllib.parse import parse_qs, urlparse
+from urllib.parse import parse_qs, urlparse, quote
 from typing import List
 from concurrent.futures import ThreadPoolExecutor, as_completed
+from bs4 import BeautifulSoup
 
 
 class SearchService:
-    """Search service using DuckDuckGo"""
+    """DuckDuckGo search"""
 
-    def __init__(self, engine: str = "duckduckgo"):
-        self.engine = engine
-
-    def search(
-        self,
-        query: str,
-        max_results: int = 5,
-        region: str = "cn-zh"
-    ) -> List[dict]:
-        """
-        Execute search
-
-        Args:
-            query: Search keywords
-            max_results: Max result count
-            region: Region setting
-
-        Returns:
-            Search result list
-        """
-        if self.engine == "duckduckgo":
-            return self._search_duckduckgo(query, max_results, region)
-        else:
-            raise ValueError(f"Unsupported search engine: {self.engine}")
-
-    def _search_duckduckgo(
-        self,
-        query: str,
-        max_results: int,
-        region: str
-    ) -> List[dict]:
-        """DuckDuckGo search via HTML"""
-        headers = {
-            "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36",
-            "Accept": "text/html,application/xhtml+xml",
-        }
-
-        from urllib.parse import quote
-        encoded_query = quote(query)
-        url = f"https://html.duckduckgo.com/html/?q={encoded_query}"
+    def search(self, query: str, max_results: int = 5) -> List[dict]:
+        headers = {"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36"}
+        url = f"https://html.duckduckgo.com/html/?q={quote(query)}"
 
         try:
             resp = httpx.get(url, headers=headers, timeout=15, follow_redirects=True)
@@ -56,7 +20,6 @@ class SearchService:
         except Exception:
             return []
 
-        from bs4 import BeautifulSoup
         soup = BeautifulSoup(resp.text, "html.parser")
         results = []
 
@@ -66,10 +29,8 @@ class SearchService:
 
             if title_elem:
                 raw_url = title_elem.get("href", "")
-                # Clean DuckDuckGo redirect URL
                 if "uddg=" in raw_url:
-                    parsed = urlparse(raw_url)
-                    params = parse_qs(parsed.query)
+                    params = parse_qs(urlparse(raw_url).query)
                     clean_url = params.get("uddg", [raw_url])[0]
                 else:
                     clean_url = raw_url
@@ -84,164 +45,55 @@ class SearchService:
 
 
 class FetchService:
-    """Page fetch service"""
+    """Page fetch with concurrent support"""
 
     def __init__(self, timeout: float = 15.0):
         self.timeout = timeout
-        self.user_agent = (
-            "Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
-            "AppleWebKit/537.36 (KHTML, like Gecko) "
-            "Chrome/120.0.0.0 Safari/537.36"
-        )
+        self.user_agent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36"
 
-    def fetch(
-        self,
-        url: str,
-        extract_type: str = "text"
-    ) -> dict:
-        """
-        Fetch a single page
-
-        Args:
-            url: Page URL
-            extract_type: Extract type (text, links, structured)
-
-        Returns:
-            Fetch result
-        """
+    def fetch(self, url: str, extract_type: str = "text") -> dict:
         if not url.startswith(("http://", "https://")):
             url = "https://" + url
 
         try:
-            resp = httpx.get(
-                url,
-                timeout=self.timeout,
-                follow_redirects=True,
-                headers={"User-Agent": self.user_agent}
-            )
+            resp = httpx.get(url, timeout=self.timeout, follow_redirects=True, headers={"User-Agent": self.user_agent})
             resp.raise_for_status()
         except httpx.TimeoutException:
-            return {"error": "Request timeout", "url": url}
+            return {"error": "Request timeout"}
         except Exception as e:
-            return {"error": str(e), "url": url}
+            return {"error": str(e)}
 
-        html = resp.text
-        extractor = ContentExtractor(html)
+        soup = BeautifulSoup(resp.text, "html.parser")
+        title = soup.title.string if soup.title else ""
 
-        if extract_type == "text":
-            return {
-                "url": url,
-                "title": extractor.extract_title(),
-                "text": extractor.extract_text()[:15000]
-            }
-        elif extract_type == "links":
-            return {
-                "url": url,
-                "links": extractor.extract_links()
-            }
-        else:
-            return extractor.extract_structured(url)
+        # Remove noise
+        for tag in soup(["script", "style", "nav", "footer", "header", "aside"]):
+            tag.decompose()
 
-    def fetch_batch(
-        self,
-        urls: List[str],
-        extract_type: str = "text",
-        max_concurrent: int = 5
-    ) -> List[dict]:
-        """
-        Batch fetch pages concurrently.
+        if extract_type == "links":
+            links = [{"text": a.get_text(strip=True), "url": a["href"]}
+                     for a in soup.find_all("a", href=True)
+                     if a.get_text(strip=True) and not a["href"].startswith(("#", "javascript:"))]
+            return {"url": url, "links": links[:50]}
 
-        Args:
-            urls: URL list
-            extract_type: Extract type
-            max_concurrent: Max concurrent requests (1-5, default 5)
+        text = re.sub(r"\n{3,}", "\n\n", soup.get_text(separator="\n", strip=True))
 
-        Returns:
-            Result list (same order as input URLs)
-        """
+        if extract_type == "structured":
+            meta_desc = soup.find("meta", attrs={"name": "description"})
+            return {"url": url, "title": title, "description": (meta_desc.get("content", "") if meta_desc else ""), "text": text[:5000]}
+
+        return {"url": url, "title": title, "text": text[:15000]}
+
+    def fetch_batch(self, urls: List[str], extract_type: str = "text", max_concurrent: int = 5) -> List[dict]:
         if len(urls) <= 1:
             return [self.fetch(url, extract_type) for url in urls]
 
-        max_concurrent = min(max(max_concurrent, 1), 5)
         results = [None] * len(urls)
+        max_concurrent = min(max(max_concurrent, 1), 5)
 
         with ThreadPoolExecutor(max_workers=max_concurrent) as pool:
-            futures = {
-                pool.submit(self.fetch, url, extract_type): i
-                for i, url in enumerate(urls)
-            }
+            futures = {pool.submit(self.fetch, url, extract_type): i for i, url in enumerate(urls)}
             for future in as_completed(futures):
-                idx = futures[future]
-                try:
-                    results[idx] = future.result()
-                except Exception as e:
-                    results[idx] = {"error": str(e)}
+                results[futures[future]] = future.result()
 
         return results
-
-
-class ContentExtractor:
-    """Content extractor using BeautifulSoup"""
-
-    def __init__(self, html: str):
-        self.html = html
-        self._soup = None
-
-    @property
-    def soup(self):
-        if self._soup is None:
-            from bs4 import BeautifulSoup
-            self._soup = BeautifulSoup(self.html, "html.parser")
-        return self._soup
-
-    def extract_title(self) -> str:
-        """Extract page title"""
-        if self.soup.title:
-            return self.soup.title.string or ""
-        return ""
-
-    def extract_text(self) -> str:
-        """Extract plain text"""
-        # Remove script and style
-        for tag in self.soup(["script", "style", "nav", "footer", "header", "aside"]):
-            tag.decompose()
-
-        text = self.soup.get_text(separator="\n", strip=True)
-        # Clean extra whitespace
-        text = re.sub(r"\n{3,}", "\n\n", text)
-        return text
-
-    def extract_links(self, max_count: int = 50) -> List[dict]:
-        """Extract links"""
-        links = []
-        for a in self.soup.find_all("a", href=True):
-            text = a.get_text(strip=True)
-            href = a["href"]
-            if text and href and not href.startswith(("#", "javascript:", "mailto:", "tel:")):
-                links.append({"text": text, "url": href})
-            if len(links) >= max_count:
-                break
-        return links
-
-    def extract_structured(self, url: str = "") -> dict:
-        """Extract structured content"""
-        soup = self.soup
-
-        # Extract title
-        title = ""
-        if soup.title:
-            title = soup.title.string or ""
-
-        # Extract meta description
-        description = ""
-        meta_desc = soup.find("meta", attrs={"name": "description"})
-        if meta_desc:
-            description = meta_desc.get("content", "")
-
-        return {
-            "url": url,
-            "title": title.strip(),
-            "description": description.strip(),
-            "text": self.extract_text()[:5000],
-            "links": self.extract_links(20)
-        }
diff --git a/pyproject.toml b/pyproject.toml
index d800d21..63b4d31 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,8 +7,6 @@ requires-python = ">=3.10"
 dependencies = [
     "fastapi>=0.109.0",
     "uvicorn[standard]>=0.27.0",
-    "python-multipart>=0.0.6",
-    "sse-starlette>=2.0.0",
     "sqlalchemy>=2.0.25",
     "aiosqlite>=0.19.0",
     "pyjwt>=2.8.0",
@@ -18,22 +16,16 @@ dependencies = [
     "requests>=2.31.0",
     "beautifulsoup4>=4.12.3",
     "lxml>=5.1.0",
-    "httpx>=0.26.0",
     "pyyaml>=6.0.1",
-    "shortuuid>=1.0.11",
     "pydantic>=2.5.0",
     "pydantic-settings>=2.1.0",
     "email-validator>=2.1.0",
+    "shortuuid>=1.0.11",
+    "sse-starlette>=2.0.0",
 ]
 
 [project.optional-dependencies]
-dev = [
-    "pytest>=8.0.0",
-    "pytest-asyncio>=0.23.0",
-    "pytest-cov>=4.1.0",
-    "black>=24.0.0",
-    "ruff>=0.1.0",
-]
+dev = ["pytest>=8.0.0", "pytest-asyncio>=0.23.0", "pytest-cov>=4.1.0", "black>=24.0.0", "ruff>=0.1.0"]
 
 [tool.setuptools]
 packages = ["luxx"]