diff --git a/llm_interface.py b/llm_interface.py
index b06535c..41c6f7b 100644
--- a/llm_interface.py
+++ b/llm_interface.py
@@ -588,6 +588,11 @@ class LLMInterface:
                     message_count += 1
                     self._last_message_count = message_count
 
+                    # DEBUG: Log message type to understand what we're receiving
+                    msg_type = type(message).__name__
+                    if message_count <= 5 or message_count % 20 == 0:
+                        logger.debug(f"[LLM] Message #{message_count}: {msg_type}")
+
                     if isinstance(message, AssistantMessage) and hasattr(message, 'content'):
                         if isinstance(message.content, str):
                             assistant_messages.append(message.content)
@@ -601,6 +606,11 @@ class LLMInterface:
                                         self._last_tool_names = tool_names.copy()
 
                     if isinstance(message, ResultMessage):
+                        # DEBUG: Log what we captured during message processing
+                        logger.debug(f"[LLM] ResultMessage: has_result={bool(message.result)}, assistant_msgs={len(assistant_messages)}, tool_calls={len(tool_names)}")
+                        if tool_names:
+                            logger.debug(f"[LLM] Tools used: {', '.join(list(dict.fromkeys(tool_names))[:10])}")
+                        
                         result_text = message.result or "\n".join(assistant_messages)
 
                         if not result_text and tool_names: