diff --git a/src/api.ts b/src/api.ts
index b1553b1..dc4bf75 100644
--- a/src/api.ts
+++ b/src/api.ts
@@ -4,7 +4,7 @@ const AURA_API_BASE = 'https://api.redhare.cc/aura/v1';
 const isMockAuth = () => typeof localStorage !== 'undefined' && localStorage.getItem('mock-auth') === '1';
 
 export const api = axios.create({
-  baseURL: 'https://api.redhare.cc/aura/v1',
+  baseURL: 'https://api.hoyidata.com/aura/v1',
   timeout: 90000,
   withCredentials: true // 关键：跨域请求带 cookie
 });
@@ -369,7 +369,7 @@ export const AuthAPI = {
   verify: async (email: string, password: string) => {
     // 根据要求，这里直接请求真实地址，未启动时 mock 返回 true
     try {
-      const res = await axios.post('https://api.redhare.cc/aura/v1/urser', { email, password }, { timeout: 3000 });
+      const res = await axios.post('https://api.hoyidata.com/aura/v1/urser', { email, password }, { timeout: 3000 });
       return res.data;
     } catch (e) {
       console.warn('Backend /urser not available, fallback to mock true', e);
@@ -540,7 +540,7 @@ export async function streamChat(
   attachmentsText?: string,
   imageUrls?: string[]
 ) {
-  const resp = await fetch(`https://api.redhare.cc/aura/v1/chat/${agentId}/messages/stream`, {
+  const resp = await fetch(`https://api.hoyidata.com/aura/v1/chat/${agentId}/messages/stream`, {
     method: 'POST',
     headers: { 'Content-Type': 'application/json' },
     body: JSON.stringify({
@@ -565,7 +565,7 @@ export async function regenerateMessage(
   overrides?: ModelOverrides,
   attachmentsText?: string
 ) {
-  const resp = await fetch(`https://api.redhare.cc/aura/v1/chat/${agentId}/messages/${messageId}/regenerate`, {
+  const resp = await fetch(`https://api.hoyidata.com/aura/v1/chat/${agentId}/messages/${messageId}/regenerate`, {
     method: 'POST',
     headers: { 'Content-Type': 'application/json' },
     body: JSON.stringify({ overrides, attachmentsText }),
diff --git a/vite.config.ts b/vite.config.ts
index 1670a71..d4e221e 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -4,7 +4,7 @@ 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(({ mode }) => {
   const env = loadEnv(mode, process.cwd(), '');
-  const target = env.VITE_API_TARGET || 'https://api.redhare.cc';
+  const target = env.VITE_API_TARGET || 'https://api.hoyidata.com';
   return {
     plugins: [react()],
     server: {