diff --git a/agents/dummy_prompt_agent.py b/agents/dummy_prompt_agent.py
index b7e5ba0075d703885e2f075d90b96d27442e2869..01d4e20914b8c85ce267b37aa6d72041ffd8dc12 100644
--- a/agents/dummy_prompt_agent.py
+++ b/agents/dummy_prompt_agent.py
@@ -47,7 +47,7 @@ class DummyPromptAgent(object):
         """
         # print(f"{len(test_data)=}, {test_data[0].keys()=}, {len(test_data[-1]['dialogue'])}")
 
-        if self.api_usage_count < self.api_limit and not final:
+        if self.api_usage_count < self.api_limit:  # dummy model does not use the label "final", which always uses up two times of API call
             self.api_usage_count += 1
             response = {
                 "use_api": True,