diff --git a/generate_api_key.php b/generate_api_key.php
index 23cdd95..ab47fd6 100644
--- a/generate_api_key.php
+++ b/generate_api_key.php
@@ -6,6 +6,12 @@
  * Usage: php generate_api_key.php
  */
 
+// Prevent web access
+if (php_sapi_name() !== 'cli') {
+    http_response_code(403);
+    exit('CLI access only');
+}
+
 require_once __DIR__ . '/config/config.php';
 require_once __DIR__ . '/models/ApiKeyModel.php';
 require_once __DIR__ . '/models/UserModel.php';