From 5c6a7a247e3a6e31d5abf7d0818417b9a75839a8 Mon Sep 17 00:00:00 2001
From: Justin Spahr-Summers <justin@anthropic.com>
Date: Thu, 7 Nov 2024 13:36:57 +0000
Subject: [PATCH] `CallToolResult.isError` should be optional

---
 src/types.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/types.ts b/src/types.ts
index f932699e..1d147aa9 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -719,7 +719,7 @@ export const CallToolResultSchema = ResultSchema.extend({
   content: z.array(
     z.union([TextContentSchema, ImageContentSchema, EmbeddedResourceSchema]),
   ),
-  isError: z.boolean(),
+  isError: z.boolean().default(false),
 });
 
 /**