diff --git a/tradingagents/llm_clients/anthropic_client.py b/tradingagents/llm_clients/anthropic_client.py
index 8539c752..67ce5f74 100644
--- a/tradingagents/llm_clients/anthropic_client.py
+++ b/tradingagents/llm_clients/anthropic_client.py
@@ -16,7 +16,7 @@ class AnthropicClient(BaseLLMClient):
         """Return configured ChatAnthropic instance."""
         llm_kwargs = {"model": self.model}
 
-        for key in ("timeout", "max_retries", "api_key", "max_tokens", "callbacks", "http_client", "http_async_client"):
+        for key in ("timeout", "max_retries", "api_key", "max_tokens", "callbacks", "http_client", "http_async_client", "thinking_config"):
             if key in self.kwargs:
                 llm_kwargs[key] = self.kwargs[key]