From ee402443f3c9f3cade306fbda5db2371aac33cef Mon Sep 17 00:00:00 2001
From: ryan-crabbe-berri <ryan@berri.ai>
Date: Mon, 2 Nov 2026 17:22:59 -0800
Subject: [PATCH] fix(count_tokens): leave count_tokenizer out of responses
 that no named tokenizer counted

---
 litellm/types/utils.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/litellm/types/utils.py b/litellm/types/utils.py
index bd181748437..6b5c3b0a813 100644
--- a/litellm/types/utils.py
+++ b/litellm/types/utils.py
@@ -4812,7 +4812,7 @@ class TokenCountResponse(LiteLLMPydanticObjectBase):
     model_used: str
     tokenizer_type: str
     count_source: TokenCountSource | None = None
-    count_tokenizer: LocalTokenizer | None = None
+    count_tokenizer: LocalTokenizer | None = Field(default=None, exclude_if=lambda tokenizer: tokenizer is None)
     original_response: dict | None = None
     """
     Original Response from upstream API call - if an API call was made for token counting