diff --git a/apps/server/src/services/llm/config/llm_options.ts b/apps/server/src/services/llm/config/llm_options.ts
index 77bd76970..f531d87da 100644
--- a/apps/server/src/services/llm/config/llm_options.ts
+++ b/apps/server/src/services/llm/config/llm_options.ts
@@ -145,7 +145,13 @@ export function getLLMOptions(): LLMOptions {
             DEFAULT_OPTIONS.providerFallbackEnabled
         ),
         providerFallbackList: getOptionSafe(
-            () => optionService.getOption(LLM_OPTION_KEYS.PROVIDER_FALLBACK_LIST).split(',').map((s: string) => s.trim()).filter(Boolean),
+            () => {
+                const value = optionService.getOption(LLM_OPTION_KEYS.PROVIDER_FALLBACK_LIST);
+                if (typeof value === 'string' && value) {
+                    return value.split(',').map((s: string) => s.trim()).filter(Boolean);
+                }
+                return DEFAULT_OPTIONS.providerFallbackList;
+            },
             DEFAULT_OPTIONS.providerFallbackList
         )
     };
diff --git a/packages/commons/src/lib/options_interface.ts b/packages/commons/src/lib/options_interface.ts
index 1cc6b419f..502642a7d 100644
--- a/packages/commons/src/lib/options_interface.ts
+++ b/packages/commons/src/lib/options_interface.ts
@@ -145,6 +145,24 @@ export interface OptionDefinitions extends KeyboardShortcutsOptions<KeyboardActi
     ollamaDefaultModel: string;
     codeOpenAiModel: string;
     aiSelectedProvider: string;
+    
+    // LLM Service Configuration Options - Metrics
+    llmMetricsEnabled: boolean;
+    llmMetricsExportFormat: string;
+    llmMetricsExportEndpoint: string;
+    llmMetricsExportInterval: number;
+    llmMetricsPrometheusEnabled: boolean;
+    llmMetricsStatsdHost: string;
+    llmMetricsStatsdPort: number;
+    llmMetricsStatsdPrefix: string;
+    
+    // LLM Service Configuration Options - Provider
+    llmProviderHealthCheckEnabled: boolean;
+    llmProviderHealthCheckInterval: number;
+    llmProviderCachingEnabled: boolean;
+    llmProviderCacheTimeout: number;
+    llmProviderFallbackEnabled: boolean;
+    llmProviderFallbackList: string;
 
 }