diff --git a/ollama/_types.py b/ollama/_types.py
index 8931cea..bf5d147 100644
--- a/ollama/_types.py
+++ b/ollama/_types.py
@@ -505,6 +505,9 @@ class ListResponse(SubscriptableBaseModel):
   models: Sequence[Model]
   'List of models.'
 
+  def __len__(self) -> int:
+    return len(self.models)
+
 
 class DeleteRequest(BaseRequest):
   """