diff --git a/sdk/evaluation/azure-ai-evaluation/azure/ai/evaluation/_evaluate/_evaluate.py b/sdk/evaluation/azure-ai-evaluation/azure/ai/evaluation/_evaluate/_evaluate.py
index 9758c0ab4632..a917d7c36eb8 100644
--- a/sdk/evaluation/azure-ai-evaluation/azure/ai/evaluation/_evaluate/_evaluate.py
+++ b/sdk/evaluation/azure-ai-evaluation/azure/ai/evaluation/_evaluate/_evaluate.py
@@ -3403,7 +3403,7 @@ def _calculate_aoai_evaluation_summary(
                         "completion_tokens": 0,
                         "cached_tokens": 0,
                     }
-                # Aggregate usage statistics
+                # Aggregate usage statistics for the model
                 model_stats = model_usage_stats[model_name]
                 model_stats["invocation_count"] += 1
                 if isinstance(usage_data, dict):