diff --git a/openevolve/database.py b/openevolve/database.py
index eca5eab0b..55047b6de 100644
--- a/openevolve/database.py
+++ b/openevolve/database.py
@@ -861,6 +861,7 @@ def _calculate_feature_coords(self, program: Program) -> List[int]:
                 # Use code length as complexity measure
                 complexity = len(program.code)
                 bin_idx = self._calculate_complexity_bin(complexity)
+                program.complexity = bin_idx  # Store complexity bin in program
                 coords.append(bin_idx)
             elif dim == "diversity":
                 # Use cached diversity calculation with reference set
@@ -869,6 +870,7 @@ def _calculate_feature_coords(self, program: Program) -> List[int]:
                 else:
                     diversity = self._get_cached_diversity(program)
                     bin_idx = self._calculate_diversity_bin(diversity)
+                    program.diversity = bin_idx  # Store diversity bin in program
                 coords.append(bin_idx)
             elif dim == "score":
                 # Use average of numeric metrics
diff --git a/openevolve/evaluator.py b/openevolve/evaluator.py
index b1142ece5..582701954 100644
--- a/openevolve/evaluator.py
+++ b/openevolve/evaluator.py
@@ -208,9 +208,10 @@ async def evaluate_program(
                         if "combined_score" in eval_result.metrics:
                             # Original combined_score is just accuracy
                             accuracy = eval_result.metrics["combined_score"]
-                            # Combine with LLM average (70% accuracy, 30% LLM quality)
+                            # Combine accuracy with LLM average using dynamic weighting:
+                            # (1 - llm_feedback_weight) * accuracy + llm_feedback_weight * LLM quality
                             eval_result.metrics["combined_score"] = (
-                                accuracy * 0.7 + llm_average * 0.3
+                                accuracy * (1-self.config.llm_feedback_weight) + llm_average * self.config.llm_feedback_weight
                             )
 
                 # Store artifacts if enabled and present