---
title: Storefront API
description: Querying the Storefront API.
api_version: 2025-10
api_name: customer-account-ui-extensions
source_url:
  html: >-
    https://shopify.dev/docs/api/customer-account-ui-extensions/latest/apis/storefront-api
  md: >-
    https://shopify.dev/docs/api/customer-account-ui-extensions/latest/apis/storefront-api.md
---

# Storefront APIAPI

Querying the Storefront API.

## StandardApi

The base API object provided to this and other `customer-account` extension targets.

* query

  \<Data = unknown, Variables = { \[key: string]: unknown; }>(query: string, options?: { variables?: Variables; version?: StorefrontApiVersion; }) => Promise<{ data?: Data; errors?: GraphQLError\[]; }>

  required

  Used to query the Storefront GraphQL API with a prefetched token.

  See [storefront api access examples](https://shopify.dev/docs/api/customer-account-ui-extensions/apis/storefront-api#examples) for more information.

### StorefrontApiVersion

Union of supported storefront API versions

```ts
'2022-04' | '2022-07' | '2022-10' | '2023-01' | '2023-04' | '2023-07' | '2024-01' | '2024-04' | '2024-07' | '2024-10' | '2025-01' | '2025-04' | 'unstable' | '2025-07' | '2025-10'
```

### GraphQLError

GraphQL error returned by the Shopify Storefront APIs.

* extensions

  ```ts
  { requestId: string; code: string; }
  ```

* message

  ```ts
  string
  ```

```ts
export interface GraphQLError {
  message: string;
  extensions: {
    requestId: string;
    code: string;
  };
}
```

## Examples