---
title: DeliveryFlatRateOptionDefinition - GraphQL Admin
description: Type DeliveryFlatRateOptionDefinition is not supported in this version
api_version: 2026-04
source_url:
  html: https://shopify.dev/docs/api/admin-graphql/latest/objects/DeliveryFlatRateOptionDefinition
  md: https://shopify.dev/docs/api/admin-graphql/latest/objects/DeliveryFlatRateOptionDefinition.md
---

# Delivery​Flat​Rate​Option​Definition

object

This API version is not supported.