diff --git a/web/src/app/home/components/dynamic-form/DynamicFormItemComponent.tsx b/web/src/app/home/components/dynamic-form/DynamicFormItemComponent.tsx
index a1285f12..7c89a34e 100644
--- a/web/src/app/home/components/dynamic-form/DynamicFormItemComponent.tsx
+++ b/web/src/app/home/components/dynamic-form/DynamicFormItemComponent.tsx
@@ -17,7 +17,7 @@ import { Switch } from '@/components/ui/switch';
 import { ControllerRenderProps } from 'react-hook-form';
 import { Button } from '@/components/ui/button';
 import { useEffect, useState } from 'react';
-import { httpClient, systemInfo } from '@/app/infra/http/HttpClient';
+import { httpClient, systemInfo, userInfo } from '@/app/infra/http';
 import {
   LLMModel,
   Bot,
@@ -99,8 +99,11 @@ export default function DynamicFormItemComponent({
         .getProviderLLMModels()
         .then((resp) => {
           let models = resp.models;
-          // Filter out space-chat-completions models when models service is disabled
-          if (systemInfo.disable_models_service) {
+          // Filter out space-chat-completions models when not logged in with space account or when models service is disabled
+          if (
+            systemInfo.disable_models_service ||
+            userInfo?.account_type !== 'space'
+          ) {
             models = models.filter(
               (m) => m.provider?.requester !== 'space-chat-completions',
             );
diff --git a/web/src/app/home/components/models-dialog/components/ModelItem.tsx b/web/src/app/home/components/models-dialog/components/ModelItem.tsx
index 81649195..61215ce3 100644
--- a/web/src/app/home/components/models-dialog/components/ModelItem.tsx
+++ b/web/src/app/home/components/models-dialog/components/ModelItem.tsx
@@ -16,6 +16,7 @@ import { useTranslation } from 'react-i18next';
 import { LLMModel, EmbeddingModel } from '@/app/infra/entities/api';
 import { ExtraArg, ModelType, TestResult } from '../types';
 import ExtraArgsEditor from './ExtraArgsEditor';
+import { userInfo } from '@/app/infra/http';
 
 interface ModelItemProps {
   model: LLMModel | EmbeddingModel;
@@ -113,10 +114,15 @@ export default function ModelItem({
     }
   };
 
+  // Check if popover should be disabled (space models when not logged in)
+  const isPopoverDisabled =
+    isLangBotModels && userInfo?.account_type !== 'space';
+
   return (
     <Popover
-      open={isEditOpen}
+      open={isEditOpen && !isPopoverDisabled}
       onOpenChange={(open) => {
+        if (isPopoverDisabled) return;
         if (open) {
           onOpenEditModel(model.uuid);
         } else {
@@ -125,7 +131,13 @@ export default function ModelItem({
       }}
     >
       <PopoverTrigger asChild>
-        <div className="flex items-center justify-between py-2 px-3 rounded-md border bg-background hover:bg-accent cursor-pointer">
+        <div
+          className={`flex items-center justify-between py-2 px-3 rounded-md border bg-background ${
+            isPopoverDisabled
+              ? 'cursor-not-allowed opacity-60'
+              : 'hover:bg-accent cursor-pointer'
+          }`}
+        >
           <div className="flex items-center gap-2 flex-wrap">
             <span className="text-sm font-medium">{model.name}</span>
             <Badge variant="secondary" className="text-xs">
diff --git a/web/src/app/home/knowledge/components/kb-form/KBForm.tsx b/web/src/app/home/knowledge/components/kb-form/KBForm.tsx
index e8e4c650..8ed045c2 100644
--- a/web/src/app/home/knowledge/components/kb-form/KBForm.tsx
+++ b/web/src/app/home/knowledge/components/kb-form/KBForm.tsx
@@ -14,7 +14,7 @@ import {
   FormMessage,
   FormDescription,
 } from '@/components/ui/form';
-import { httpClient, systemInfo } from '@/app/infra/http/HttpClient';
+import { httpClient, systemInfo, userInfo } from '@/app/infra/http';
 import {
   Select,
   SelectContent,
@@ -101,8 +101,11 @@ export default function KBForm({
   const getEmbeddingModelNameList = async () => {
     const resp = await httpClient.getProviderEmbeddingModels();
     let models = resp.models;
-    // Filter out space-chat-completions models when models service is disabled
-    if (systemInfo.disable_models_service) {
+    // Filter out space-chat-completions models when not logged in with space account or when models service is disabled
+    if (
+      systemInfo.disable_models_service ||
+      userInfo?.account_type !== 'space'
+    ) {
       models = models.filter(
         (m) => m.provider?.requester !== 'space-chat-completions',
       );
diff --git a/web/src/app/home/layout.tsx b/web/src/app/home/layout.tsx
index 01f38657..11353b4c 100644
--- a/web/src/app/home/layout.tsx
+++ b/web/src/app/home/layout.tsx
@@ -3,9 +3,10 @@
 import styles from './layout.module.css';
 import HomeSidebar from '@/app/home/components/home-sidebar/HomeSidebar';
 import HomeTitleBar from '@/app/home/components/home-titlebar/HomeTitleBar';
-import React, { useState, useCallback, useMemo } from 'react';
+import React, { useState, useCallback, useMemo, useEffect } from 'react';
 import { SidebarChildVO } from '@/app/home/components/home-sidebar/HomeSidebarChild';
 import { I18nObject } from '@/app/infra/entities/common';
+import { userInfo, initializeUserInfo } from '@/app/infra/http';
 
 export default function HomeLayout({
   children,
@@ -19,6 +20,13 @@ export default function HomeLayout({
     zh_Hans: '',
   });
 
+  // Initialize user info if not already initialized
+  useEffect(() => {
+    if (!userInfo) {
+      initializeUserInfo();
+    }
+  }, []);
+
   const onSelectedChangeAction = useCallback((child: SidebarChildVO) => {
     setTitle(child.name);
     setSubtitle(child.description);
diff --git a/web/src/app/infra/http/index.ts b/web/src/app/infra/http/index.ts
index 4ce98b1d..b4b720d2 100644
--- a/web/src/app/infra/http/index.ts
+++ b/web/src/app/infra/http/index.ts
@@ -12,6 +12,13 @@ export let systemInfo: ApiRespSystemInfo = {
   disable_models_service: false,
 };
 
+// 用户信息
+export let userInfo: {
+  user: string;
+  account_type: 'local' | 'space';
+  has_password: boolean;
+} | null = null;
+
 /**
  * 获取基础 URL
  */
@@ -24,6 +31,8 @@ const getBaseURL = (): string => {
 
 // 创建后端客户端实例
 export const backendClient = new BackendClient(getBaseURL());
+// 为了兼容性，也导出为 httpClient
+export const httpClient = backendClient;
 
 // 创建云服务客户端实例（初始化时使用默认 URL）
 export const cloudServiceClient = new CloudServiceClient(
@@ -82,6 +91,27 @@ export const initializeSystemInfo = async (): Promise<void> => {
   }
 };
 
+/**
+ * 初始化用户信息
+ * 应该在用户登录后调用此方法
+ */
+export const initializeUserInfo = async (): Promise<void> => {
+  try {
+    userInfo = await backendClient.getUserInfo();
+  } catch (error) {
+    console.error('Failed to initialize user info:', error);
+    userInfo = null;
+  }
+};
+
+/**
+ * 清除用户信息
+ * 应该在用户登出时调用此方法
+ */
+export const clearUserInfo = (): void => {
+  userInfo = null;
+};
+
 // 导出类型，以便其他地方使用
 export type { ResponseData, RequestConfig } from './BaseHttpClient';
 export { BaseHttpClient } from './BaseHttpClient';
diff --git a/web/src/app/login/page.tsx b/web/src/app/login/page.tsx
index 4ce2f722..39d5272a 100644
--- a/web/src/app/login/page.tsx
+++ b/web/src/app/login/page.tsx
@@ -21,7 +21,7 @@ import {
   FormMessage,
 } from '@/components/ui/form';
 import { useEffect, useState } from 'react';
-import { httpClient } from '@/app/infra/http/HttpClient';
+import { httpClient, initializeUserInfo } from '@/app/infra/http';
 import { useRouter } from 'next/navigation';
 import { Mail, Lock, Loader2 } from 'lucide-react';
 import langbotIcon from '@/app/assets/langbot-logo.webp';
@@ -95,9 +95,10 @@ export default function Login() {
   function handleLogin(username: string, password: string) {
     httpClient
       .authUser(username, password)
-      .then((res) => {
+      .then(async (res) => {
         localStorage.setItem('token', res.token);
         localStorage.setItem('userEmail', username);
+        await initializeUserInfo();
         router.push('/home');
         toast.success(t('common.loginSuccess'));
       })