From 052d8e70ec6045c225581dbce4ed60584c132c33 Mon Sep 17 00:00:00 2001
From: Charles Cheng <charlescheng@rezona.ai>
Date: Sat, 20 Jun 2026 10:28:34 +0800
Subject: [PATCH] fix(anthropic): define ANTHROPIC_NON_CACHEABLE_TOOL_TYPES in
 constants

Refactor commit df59746 imported the constant from litellm.constants but
omitted the definition, breaking the top-level 'from litellm import *' with
an ImportError. Add the tuple there so the import resolves.
---
 litellm/constants.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/litellm/constants.py b/litellm/constants.py
index c0e265c0e4a..d16e55a4b42 100644
--- a/litellm/constants.py
+++ b/litellm/constants.py
@@ -530,6 +530,13 @@ ANTHROPIC_WEB_SEARCH_TOOL_MAX_USES = {
     "high": 10,
 }
 
+# Tool types Anthropic rejects cache_control on.
+# Referenced by anthropic_cache_control_hook and transformation.py.
+ANTHROPIC_NON_CACHEABLE_TOOL_TYPES: tuple = (
+    "tool_search_tool_regex_20251119",
+    "tool_search_tool_bm25_20251119",
+)
+
 # LiteLLM standard web search tool name
 # Used for web search interception across providers
 LITELLM_WEB_SEARCH_TOOL_NAME = "litellm_web_search"