diff --git a/README.md b/README.md
index 8dbf868..402c515 100644
--- a/README.md
+++ b/README.md
@@ -36,7 +36,7 @@ npm run build
 2、本地执行（上传 dist 到服务器）：
 
 ```bash
-rsync -avz --delete dist/ root@156.230.62.22:/var/www/aura-web/
+rsync -avz --delete dist/ root@125.94.46.105:/var/www/aura-web/
 ```
 
 ## Docker
diff --git a/src/api/auth.ts b/src/api/auth.ts
index 6306ba6..1345712 100644
--- a/src/api/auth.ts
+++ b/src/api/auth.ts
@@ -1,5 +1,5 @@
 import axios from 'axios';
-import { api } from './http';
+import { api, API_BASE_URL } from './http';
 
 export interface AuthUser {
   id: string;
@@ -12,7 +12,7 @@ export const AuthAPI = {
   me: () => api.get<AuthUser>('/auth/me').then((r) => r.data),
   verify: async (email: string, password: string) => {
     try {
-      const res = await axios.post('https://api.hoyidata.com/aura/v1/urser', { email, password }, { timeout: 3000 });
+      const res = await axios.post(`${API_BASE_URL}/urser`, { email, password }, { timeout: 3000 });
       return res.data;
     } catch (e) {
       console.warn('Backend /urser not available, fallback to mock true', e);
diff --git a/src/api/http.ts b/src/api/http.ts
index 464e9a3..cde3297 100644
--- a/src/api/http.ts
+++ b/src/api/http.ts
@@ -1,6 +1,6 @@
 import axios from 'axios';
 
-export const API_BASE_URL = 'https://api.hoyidata.com/aura/v1';
+export const API_BASE_URL = 'https://tianchaoai.cc/aura/v1';
 const APP_BASE = (import.meta.env.BASE_URL || '/').replace(/\/$/, '');
 export const withAppBase = (path: string) => `${APP_BASE}${path.startsWith('/') ? path : `/${path}`}`;
 export const withApiBase = (path: string) => `${API_BASE_URL}${path.startsWith('/') ? path : `/${path}`}`;
diff --git a/src/api/streamChat.ts b/src/api/streamChat.ts
index dd23d4f..18936ce 100644
--- a/src/api/streamChat.ts
+++ b/src/api/streamChat.ts
@@ -1,4 +1,5 @@
 import type { ChatMessage } from './chat';
+import { API_BASE_URL } from './http';
 
 export interface StreamEvents {
   onMeta?: (data: any) => void;
@@ -30,7 +31,7 @@ export async function streamChat(
   modelId?: string,
   imageUrls?: string[]
 ) {
-  const resp = await fetch(`https://api.hoyidata.com/aura/v1/rooms/${roomId}/messages/stream`, {
+  const resp = await fetch(`${API_BASE_URL}/rooms/${roomId}/messages/stream`, {
     method: 'POST',
     headers: { 'Content-Type': 'application/json', Accept: 'text/event-stream' },
     body: JSON.stringify({
@@ -54,7 +55,7 @@ export async function regenerateMessage(
   overrides?: ModelOverrides,
   attachmentsText?: string
 ) {
-  const resp = await fetch(`https://api.hoyidata.com/aura/v1/chat/${agentId}/messages/${messageId}/regenerate`, {
+  const resp = await fetch(`${API_BASE_URL}/chat/${agentId}/messages/${messageId}/regenerate`, {
     method: 'POST',
     headers: { 'Content-Type': 'application/json', Accept: 'text/event-stream' },
     body: JSON.stringify({ overrides, attachmentsText }),
diff --git a/vite.config.ts b/vite.config.ts
index 9a2263e..e64c490 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -1,15 +1,15 @@
-import { defineConfig, loadEnv } from 'vite';
+import { defineConfig, loadEnv } from 'vite';
 import react from '@vitejs/plugin-react';
 
 // 默认走 Go 后端 :4001；要回退 Node 后端就 set VITE_API_TARGET=http://localhost:4000
-export default defineConfig(({ command, mode }) => {
-  const env = loadEnv(mode, process.cwd(), '');
-  const target = env.VITE_API_TARGET || 'https://api.hoyidata.com';
-
-  return {
-    // 本地开发走根路径，生产构建部署到 /aura 子路径
-    base: command === 'serve' ? '/' : '/aura/',
-    plugins: [react()],
+export default defineConfig(({ command, mode }) => {
+  const env = loadEnv(mode, process.cwd(), '');
+  const target = env.VITE_API_TARGET || 'https://tianchaoai.cc';
+
+  return {
+    // 本地开发走根路径，生产构建部署到 /aura 子路径
+    base: command === 'serve' ? '/' : '/aura/',
+    plugins: [react()],
     server: {
       port: 3001,
       proxy: {