From ae08bcc4eec178892ea1b75d3afe3b0107507a1c Mon Sep 17 00:00:00 2001
From: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
Date: Sat, 11 Jul 2026 11:19:54 -0700
Subject: [PATCH] docs(anthropic): note the two provider params' roles in
 _map_reasoning_effort

---
 litellm/llms/anthropic/chat/transformation.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/litellm/llms/anthropic/chat/transformation.py b/litellm/llms/anthropic/chat/transformation.py
index df6d85b953e..a85ac4ca292 100644
--- a/litellm/llms/anthropic/chat/transformation.py
+++ b/litellm/llms/anthropic/chat/transformation.py
@@ -1165,6 +1165,7 @@ class AnthropicConfig(AnthropicModelInfo, BaseConfig):
         custom_llm_provider: str,
         llm_provider: str = "anthropic",
     ) -> Optional[AnthropicThinkingParam]:
+        """Capability probes read the cost map under ``custom_llm_provider``; ``llm_provider`` only tags raised exceptions."""
         if reasoning_effort is None or reasoning_effort == "none":
             return None
         if AnthropicConfig._is_adaptive_thinking_model(model, custom_llm_provider):