diff --git a/litellm/types/llms/anthropic.py b/litellm/types/llms/anthropic.py
index 371f008c04b..7d901a0fa65 100644
--- a/litellm/types/llms/anthropic.py
+++ b/litellm/types/llms/anthropic.py
@@ -475,6 +475,8 @@ class MessageDelta(TypedDict, total=False):
 class UsageDelta(TypedDict, total=False):
     input_tokens: int
     output_tokens: int
+    cache_creation_input_tokens: int
+    cache_read_input_tokens: int
 
 
 class MessageBlockDelta(TypedDict):