diff --git a/packages/core/src/code_assist/converter.ts b/packages/core/src/code_assist/converter.ts
index 005a8cf85d6..debbd5d7f4e 100644
--- a/packages/core/src/code_assist/converter.ts
+++ b/packages/core/src/code_assist/converter.ts
@@ -223,7 +223,7 @@ function toContent(content: ContentUnion): Content {
     return {
       ...content,
       parts: content.parts
-        ? toParts(content.parts.filter((p) => p != null))
+        ? toParts(content.parts.filter((p) => p != null && !p.thought))
         : [],
     };
   }