diff --git a/tests/test_models.py b/tests/test_models.py
index 0f72adfa4..d46a721db 100644
--- a/tests/test_models.py
+++ b/tests/test_models.py
@@ -1,54 +1,27 @@
 import unittest
-from unittest.mock import MagicMock
 
-from aider.models import Model, OpenRouterModel
+from aider.models import Model
 
 
 class TestModels(unittest.TestCase):
     def test_max_context_tokens(self):
-        model = Model.create("gpt-3.5-turbo")
-        self.assertEqual(model.max_context_tokens, 4 * 1024)
+        model = Model("gpt-3.5-turbo")
+        self.assertEqual(model.info["max_input_tokens"], 16385)
 
-        model = Model.create("gpt-3.5-turbo-16k")
-        self.assertEqual(model.max_context_tokens, 16385)
+        model = Model("gpt-3.5-turbo-16k")
+        self.assertEqual(model.info["max_input_tokens"], 16385)
 
-        model = Model.create("gpt-3.5-turbo-1106")
-        self.assertEqual(model.max_context_tokens, 16385)
+        model = Model("gpt-3.5-turbo-1106")
+        self.assertEqual(model.info["max_input_tokens"], 16385)
 
-        model = Model.create("gpt-4")
-        self.assertEqual(model.max_context_tokens, 8 * 1024)
+        model = Model("gpt-4")
+        self.assertEqual(model.info["max_input_tokens"], 8 * 1024)
 
-        model = Model.create("gpt-4-32k")
-        self.assertEqual(model.max_context_tokens, 32 * 1024)
+        model = Model("gpt-4-32k")
+        self.assertEqual(model.info["max_input_tokens"], 32 * 1024)
 
-        model = Model.create("gpt-4-0613")
-        self.assertEqual(model.max_context_tokens, 8 * 1024)
-
-    def test_openrouter_model_properties(self):
-        client = MagicMock()
-
-        class ModelData:
-            def __init__(self, id, object, context_length, pricing):
-                self.id = id
-                self.object = object
-                self.context_length = context_length
-                self.pricing = pricing
-
-        model_data = ModelData(
-            "openai/gpt-4", "model", "8192", {"prompt": "0.00006", "completion": "0.00012"}
-        )
-
-        class ModelList:
-            def __init__(self, data):
-                self.data = data
-
-        client.models.list.return_value = ModelList([model_data])
-
-        model = OpenRouterModel(client, "gpt-4")
-        self.assertEqual(model.name, "openai/gpt-4")
-        self.assertEqual(model.max_context_tokens, 8192)
-        self.assertEqual(model.prompt_price, 0.06)
-        self.assertEqual(model.completion_price, 0.12)
+        model = Model("gpt-4-0613")
+        self.assertEqual(model.info["max_input_tokens"], 8 * 1024)
 
 
 if __name__ == "__main__":