diff --git a/genkit-tools/common/src/types/parts.ts b/genkit-tools/common/src/types/parts.ts
index b2acf20f02..eef420cc7b 100644
--- a/genkit-tools/common/src/types/parts.ts
+++ b/genkit-tools/common/src/types/parts.ts
@@ -115,11 +115,11 @@ const ToolResponseSchemaBase = z.object({
 /**
  * Tool response part.
  */
-export type ToolResponsePart = z.infer<typeof ToolResponseSchemaBase> & {
+export type ToolResponse = z.infer<typeof ToolResponseSchemaBase> & {
   content?: Part[];
 };
 
-export const ToolResponseSchema: z.ZodType<ToolResponsePart> =
+export const ToolResponseSchema: z.ZodType<ToolResponse> =
   ToolResponseSchemaBase.extend({
     content: z.array(z.any()).optional(),
     // TODO: switch to this once we have effective recursive schema support across the board.
@@ -134,6 +134,8 @@ export const ToolResponsePartSchema = EmptyPartSchema.extend({
   toolResponse: ToolResponseSchema,
 });
 
+export type ToolResponsePart = z.infer<typeof ToolResponsePartSchema>;
+
 /**
  * Zod schema of a data part.
  */