diff --git a/src/modules/ai/gateway/ai-gateway.service.ts b/src/modules/ai/gateway/ai-gateway.service.ts
index bcf7c5e..d3ea50a 100644
--- a/src/modules/ai/gateway/ai-gateway.service.ts
+++ b/src/modules/ai/gateway/ai-gateway.service.ts
@@ -64,7 +64,7 @@ export class AiGatewayService {
         });
 
         const safetyCheck = await this.contentSafety?.check(output.rawText, { contentType: 'ai_output' }).catch(() => ({ safe: true }));
-        if (!safetyCheck?.safe) throw new Error('AI output blocked by content safety');
+        if (safetyCheck && !safetyCheck.safe) throw new Error('AI output blocked by content safety');
 
         const parsed = this.parseJson(output.rawText, request.outputSchema);
         const estimatedCost = this.costCalculator.calculate(