diff --git a/modules/services/serviceAi/mainServiceAi.py b/modules/services/serviceAi/mainServiceAi.py
index a284bc99..67a47163 100644
--- a/modules/services/serviceAi/mainServiceAi.py
+++ b/modules/services/serviceAi/mainServiceAi.py
@@ -338,6 +338,11 @@ Respond with ONLY a JSON object in this exact format:
                     result, iteration, debugPrefix, allSections, accumulationState
                 )
                 
+                # CRITICAL: Merge sections BEFORE KPI validation
+                # This ensures sections are preserved even if KPI validation fails
+                if extractedSections:
+                    allSections = JsonResponseHandler.mergeSectionsIntelligently(allSections, extractedSections, iteration)
+                
                 # Define KPIs if we just entered accumulation mode (iteration 1, incomplete JSON)
                 if accumulationState and accumulationState.isAccumulationMode and iteration == 1 and not accumulationState.kpis:
                     logger.info(f"Iteration {iteration}: Defining KPIs for accumulation tracking")
@@ -478,10 +483,8 @@ Respond with ONLY a JSON object in this exact format:
                     logger.warning(f"Iteration {iteration}: No sections extracted from complete JSON, stopping")
                     break
                 
-                # Merge new sections with existing sections intelligently
-                # This handles the STANDARD CASE: broken JSON iterations must be merged together
-                # The break can occur anywhere - in any section, at any depth
-                allSections = JsonResponseHandler.mergeSectionsIntelligently(allSections, extractedSections, iteration)
+                # NOTE: Section merging now happens BEFORE KPI validation (see above)
+                # This ensures sections are preserved even if KPI validation fails
                 
                 # Calculate total bytes in merged content for progress display
                 merged_json_str = json.dumps(allSections, indent=2, ensure_ascii=False)