---
title: CustomerMergePreview - GraphQL Admin
description: A preview of the results of a customer merge request.
api_version: 2026-01
api_name: admin
type: object
api_type: graphql
source_url:
  html: >-
    https://shopify.dev/docs/api/admin-graphql/latest/objects/CustomerMergePreview
  md: >-
    https://shopify.dev/docs/api/admin-graphql/latest/objects/CustomerMergePreview.md
---

# Customer​Merge​Preview

object

Requires `read_customer_merge` access scope.

A preview of the results of a customer merge request.

## Fields

* alternateFields
* blockingFields
* customerMergeErrors
* defaultFields
* resultingCustomerId

***

## Map

No referencing types

***

## Queries

* customerMergePreview

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## CustomerMergePreview Queries

### Queried by

* [customer​Merge​Preview](https://shopify.dev/docs/api/admin-graphql/latest/queries/customerMergePreview)