diff --git a/ollama_proxy_server/add_user.py b/ollama_proxy_server/add_user.py
new file mode 100644
index 0000000..5dcb6bc
--- /dev/null
+++ b/ollama_proxy_server/add_user.py
@@ -0,0 +1,27 @@
+import sys
+import random
+from getpass import getuser
+from pathlib import Path
+
+def generate_key(length=10):
+    """Generate a random key of given length"""
+    chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*()-_=+[]{}|;:,.<>?/~'
+    return ''.join(random.choice(chars) for _ in range(length))
+
+def add_user(users_list=None):
+    """Add a new user to the users list file"""
+    user_name = input('Enter your username: ')
+    key = generate_key()
+    print(f'Your key is: {key}')
+    if not users_list or not users_list.exists():
+        users_list = Path(users_list) if users_list else Path('authorized_users.txt')
+        users_list.touch(exist_ok=True)
+    with open(users_list, 'a') as f:
+        f.write(f'{user_name}: {key}\n')
+    print(f'User {user_name} added to the authorized users list')
+
+if __name__ == '__main__':
+    if len(sys.argv) > 1 and sys.argv[1] == '--users_list':
+        add_user(Path(sys.argv[2]))
+    else:
+        add_user()