diff --git a/tests/test_config.py b/tests/test_config.py
new file mode 100644
index 00000000..c1310b70
--- /dev/null
+++ b/tests/test_config.py
@@ -0,0 +1,58 @@
+import unittest
+from scripts.config import Config
+
+class TestConfig(unittest.TestCase):
+
+    def test_singleton(self):
+        config1 = Config()
+        config2 = Config()
+        self.assertIs(config1, config2)
+
+    def test_initial_values(self):
+        config = Config()
+        self.assertFalse(config.debug_mode)
+        self.assertFalse(config.continuous_mode)
+        self.assertFalse(config.speak_mode)
+        self.assertEqual(config.fast_llm_model, "gpt-3.5-turbo")
+        self.assertEqual(config.smart_llm_model, "gpt-4")
+        self.assertEqual(config.fast_token_limit, 4000)
+        self.assertEqual(config.smart_token_limit, 8000)
+
+    def test_set_continuous_mode(self):
+        config = Config()
+        config.set_continuous_mode(True)
+        self.assertTrue(config.continuous_mode)
+
+    def test_set_speak_mode(self):
+        config = Config()
+        config.set_speak_mode(True)
+        self.assertTrue(config.speak_mode)
+
+    def test_set_fast_llm_model(self):
+        config = Config()
+        config.set_fast_llm_model("gpt-3.5-turbo-test")
+        self.assertEqual(config.fast_llm_model, "gpt-3.5-turbo-test")
+
+    def test_set_smart_llm_model(self):
+        config = Config()
+        config.set_smart_llm_model("gpt-4-test")
+        self.assertEqual(config.smart_llm_model, "gpt-4-test")
+
+    def test_set_fast_token_limit(self):
+        config = Config()
+        config.set_fast_token_limit(5000)
+        self.assertEqual(config.fast_token_limit, 5000)
+
+    def test_set_smart_token_limit(self):
+        config = Config()
+        config.set_smart_token_limit(9000)
+        self.assertEqual(config.smart_token_limit, 9000)
+
+    def test_set_debug_mode(self):
+        config = Config()
+        config.set_debug_mode(True)
+        self.assertTrue(config.debug_mode)
+
+
+if __name__ == '__main__':
+    unittest.main()