diff --git a/conf/alchemy/ai_api.conf b/conf/alchemy/ai_api.conf
index 56dfadb..6a71af6 100644
--- a/conf/alchemy/ai_api.conf
+++ b/conf/alchemy/ai_api.conf
@@ -2,6 +2,7 @@ server {
 #     https://serverfault.com/questions/798734/use-variable-for-server-name-in-nginx#
 #     server_name $servername;
     server_name "ai_api.alchemy-studio.cn";
+    listen 443 ssl;
     listen 8090;
     client_max_body_size 10M;
 
@@ -10,6 +11,14 @@ server {
      ssl_certificate_key /etc/letsencrypt/live/alchemy-studio.cn/privkey.pem; # managed by Certbot
 
     location /api/v1/ai_api/ {
+        add_header Access-Control-Allow-Origin $http_origin always;
+        add_header Access-Control-Allow-Methods 'GET, POST, OPTIONS' always;
+        add_header Access-Control-Allow-Headers 'Authorization,HtyAdminToken,HtySudoerToken,HtyHost,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type' always;
+        add_header Access-Control-Allow-Credentials true always;
+        add_header Access-Control-Max-Age 86400 always;
+        if ($request_method = 'OPTIONS') {
+            return 200;
+        }
         proxy_pass http://127.0.0.1:5000/;
     }
 }