diff --git a/src/cli/factories/commandFactory.ts b/src/cli/factories/commandFactory.ts
index 125ccf00b..fe2e40874 100644
--- a/src/cli/factories/commandFactory.ts
+++ b/src/cli/factories/commandFactory.ts
@@ -15,7 +15,6 @@ import type {
 import type {
   TokenUsage,
   AnalyticsData,
-  TTSResult,
 } from "../../lib/types/index.js";
 import { configManager } from "../commands/config.js";
 import { handleError } from "../errorHandler.js";
@@ -467,9 +466,12 @@ export class CLICommandFactory {
       return;
     }
 
-    // Extract audio from result
-    const resultObj = result as Record<string, unknown>;
-    const audio = resultObj?.audio as TTSResult | undefined;
+    // Extract audio from result with proper type checking
+    if (!result || typeof result !== "object") {
+      return;
+    }
+    const generateResult = result as GenerateResult;
+    const audio = generateResult.audio;
 
     if (!audio) {
       if (!options.quiet) {
diff --git a/src/lib/types/cli.ts b/src/lib/types/cli.ts
index 789c1fe58..ecea7c419 100644
--- a/src/lib/types/cli.ts
+++ b/src/lib/types/cli.ts
@@ -375,6 +375,8 @@ export type GenerateResult = CommandResult & {
     name: string;
     description: string;
   }>;
+  /** TTS audio result when TTS is enabled */
+  audio?: import("./index.js").TTSResult;
 };
 
 /**