Choose a version:

customerUpdate

mutation

Requires write_customers access scope.

Updates a Customer's attributes including personal information and tax exemptions.

Apps using protected customer data must meet Shopify's protected customer data requirements.

Anchor to Arguments

Arguments

Anchor to inputinput •CustomerInput! required: Provides updated fields for the customer. To set marketing consent, use the customerEmailMarketingConsentUpdate or customerSmsMarketingConsentUpdate mutations instead.

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Anchor to CustomerUpdatePayload returnsCustomerUpdatePayload returns

Anchor to customercustomer •Customer: The updated customer.
Anchor to userErrorsuserErrors •[UserError!]! non-null: The list of errors that occurred from executing the mutation.

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Examples

Create a new metafield and update another on an existing customer

Description

Create a new metafield `my_field.nickname` and update an existing metafield `my_field.pronouns` on a specific customer. Alternatively, refer to the [metafieldsSet](https://shopify.dev/api/admin-graphql/latest/mutations/metafieldsset) mutation to create and/or update metafields on customer resources.

Query

mutation updateCustomerMetafields($input: CustomerInput!) {
  customerUpdate(input: $input) {
    customer {
      id
      metafields(first: 3) {
        edges {
          node {
            id
            namespace
            key
            value
          }
        }
      }
    }
    userErrors {
      message
      field
    }
  }
}

Variables

{
  "input": {
    "metafields": [
      {
        "namespace": "my_field",
        "key": "nickname",
        "type": "single_line_text_field",
        "value": "rob"
      },
      {
        "id": "gid://shopify/Metafield/1069230189",
        "value": "they/them"
      }
    ],
    "id": "gid://shopify/Customer/1018520244"
  }
}

cURL

curl -X POST \
https://your-development-store.myshopify.com/admin/api/2025-01/graphql.json \
-H 'Content-Type: application/json' \
-H 'X-Shopify-Access-Token: {access_token}' \
-d '{
"query": "mutation updateCustomerMetafields($input: CustomerInput!) { customerUpdate(input: $input) { customer { id metafields(first: 3) { edges { node { id namespace key value } } } } userErrors { message field } } }",
 "variables": {
    "input": {
      "metafields": [
        {
          "namespace": "my_field",
          "key": "nickname",
          "type": "single_line_text_field",
          "value": "rob"
        },
        {
          "id": "gid://shopify/Metafield/1069230189",
          "value": "they/them"
        }
      ],
      "id": "gid://shopify/Customer/1018520244"
    }
  }
}'

React Router

import { authenticate } from "../shopify.server";

export const loader = async ({request}) => {
  const { admin } = await authenticate.admin(request);
  const response = await admin.graphql(
    `#graphql
  mutation updateCustomerMetafields($input: CustomerInput!) {
    customerUpdate(input: $input) {
      customer {
        id
        metafields(first: 3) {
          edges {
            node {
              id
              namespace
              key
              value
            }
          }
        }
      }
      userErrors {
        message
        field
      }
    }
  }`,
  {
    variables: {
        "input": {
            "metafields": [
                {
                    "namespace": "my_field",
                    "key": "nickname",
                    "type": "single_line_text_field",
                    "value": "rob"
                },
                {
                    "id": "gid://shopify/Metafield/1069230189",
                    "value": "they/them"
                }
            ],
            "id": "gid://shopify/Customer/1018520244"
        }
    },
  },
  );
  const json = await response.json();
  return json.data;
}

Ruby

session = ShopifyAPI::Auth::Session.new(
  shop: "your-development-store.myshopify.com",
  access_token: access_token
)
client = ShopifyAPI::Clients::Graphql::Admin.new(
  session: session
)

query = <<~QUERY
  mutation updateCustomerMetafields($input: CustomerInput!) {
    customerUpdate(input: $input) {
      customer {
        id
        metafields(first: 3) {
          edges {
            node {
              id
              namespace
              key
              value
            }
          }
        }
      }
      userErrors {
        message
        field
      }
    }
  }
QUERY

variables = {
  "input": {
    "metafields": [
      {
        "namespace": "my_field",
        "key": "nickname",
        "type": "single_line_text_field",
        "value": "rob"
      },
      {
        "id": "gid://shopify/Metafield/1069230189",
        "value": "they/them"
      }
    ],
    "id": "gid://shopify/Customer/1018520244"
  }
}

response = client.query(query: query, variables: variables)

Node.js

const client = new shopify.clients.Graphql({session});
const data = await client.query({
  data: {
    "query": `mutation updateCustomerMetafields($input: CustomerInput!) {
      customerUpdate(input: $input) {
        customer {
          id
          metafields(first: 3) {
            edges {
              node {
                id
                namespace
                key
                value
              }
            }
          }
        }
        userErrors {
          message
          field
        }
      }
    }`,
    "variables": {
        "input": {
            "metafields": [
                {
                    "namespace": "my_field",
                    "key": "nickname",
                    "type": "single_line_text_field",
                    "value": "rob"
                },
                {
                    "id": "gid://shopify/Metafield/1069230189",
                    "value": "they/them"
                }
            ],
            "id": "gid://shopify/Customer/1018520244"
        }
    },
  },
});

Response

{
  "customerUpdate": {
    "customer": {
      "id": "gid://shopify/Customer/1018520244",
      "metafields": {
        "edges": [
          {
            "node": {
              "id": "gid://shopify/Metafield/1069230189",
              "namespace": "my_field",
              "key": "pronouns",
              "value": "they/them"
            }
          },
          {
            "node": {
              "id": "gid://shopify/Metafield/1069230190",
              "namespace": "my_field",
              "key": "nickname",
              "value": "rob"
            }
          }
        ]
      }
    },
    "userErrors": []
  }
}

Creates a new address for a customer

Query

mutation CustomerAddressCreate($customerId: ID!, $addresses: [MailingAddressInput!]) {
  customerUpdate(input: {id: $customerId, addresses: $addresses}) {
    customer {
      id
      addressesV2(first: 10) {
        edges {
          node {
            id
            address1
            city
          }
        }
      }
    }
    userErrors {
      field
      message
    }
  }
}

Variables

{
  "customerId": "gid://shopify/Customer/1018520244",
  "addresses": [
    {
      "address1": "123 New Address",
      "city": "New City"
    }
  ]
}

cURL

curl -X POST \
https://your-development-store.myshopify.com/admin/api/2025-01/graphql.json \
-H 'Content-Type: application/json' \
-H 'X-Shopify-Access-Token: {access_token}' \
-d '{
"query": "mutation CustomerAddressCreate($customerId: ID!, $addresses: [MailingAddressInput!]) { customerUpdate(input: {id: $customerId, addresses: $addresses}) { customer { id addressesV2(first: 10) { edges { node { id address1 city } } } } userErrors { field message } } }",
 "variables": {
    "customerId": "gid://shopify/Customer/1018520244",
    "addresses": [
      {
        "address1": "123 New Address",
        "city": "New City"
      }
    ]
  }
}'

React Router

import { authenticate } from "../shopify.server";

export const loader = async ({request}) => {
  const { admin } = await authenticate.admin(request);
  const response = await admin.graphql(
    `#graphql
  mutation CustomerAddressCreate($customerId: ID!, $addresses: [MailingAddressInput!]) {
    customerUpdate(input: {id: $customerId, addresses: $addresses}) {
      customer {
        id
        addressesV2(first: 10) {
          edges {
            node {
              id
              address1
              city
            }
          }
        }
      }
      userErrors {
        field
        message
      }
    }
  }`,
  {
    variables: {
        "customerId": "gid://shopify/Customer/1018520244",
        "addresses": [
            {
                "address1": "123 New Address",
                "city": "New City"
            }
        ]
    },
  },
  );
  const json = await response.json();
  return json.data;
}

Ruby

session = ShopifyAPI::Auth::Session.new(
  shop: "your-development-store.myshopify.com",
  access_token: access_token
)
client = ShopifyAPI::Clients::Graphql::Admin.new(
  session: session
)

query = <<~QUERY
  mutation CustomerAddressCreate($customerId: ID!, $addresses: [MailingAddressInput!]) {
    customerUpdate(input: {id: $customerId, addresses: $addresses}) {
      customer {
        id
        addressesV2(first: 10) {
          edges {
            node {
              id
              address1
              city
            }
          }
        }
      }
      userErrors {
        field
        message
      }
    }
  }
QUERY

variables = {
  "customerId": "gid://shopify/Customer/1018520244",
  "addresses": [
    {
      "address1": "123 New Address",
      "city": "New City"
    }
  ]
}

response = client.query(query: query, variables: variables)

Node.js

const client = new shopify.clients.Graphql({session});
const data = await client.query({
  data: {
    "query": `mutation CustomerAddressCreate($customerId: ID!, $addresses: [MailingAddressInput!]) {
      customerUpdate(input: {id: $customerId, addresses: $addresses}) {
        customer {
          id
          addressesV2(first: 10) {
            edges {
              node {
                id
                address1
                city
              }
            }
          }
        }
        userErrors {
          field
          message
        }
      }
    }`,
    "variables": {
        "customerId": "gid://shopify/Customer/1018520244",
        "addresses": [
            {
                "address1": "123 New Address",
                "city": "New City"
            }
        ]
    },
  },
});

Response

{
  "customerUpdate": {
    "customer": {
      "id": "gid://shopify/Customer/1018520244",
      "addressesV2": {
        "edges": [
          {
            "node": {
              "id": "gid://shopify/MailingAddress/1053318591?model_name=CustomerAddress",
              "address1": "123 New Address",
              "city": "New City"
            }
          }
        ]
      }
    },
    "userErrors": []
  }
}

Performs bulk operations for multiple customer addresses

Query

mutation CustomerAddressSet($customerId: ID!, $addresses: [MailingAddressInput!]) {
  customerUpdate(input: {id: $customerId, addresses: $addresses}) {
    customer {
      id
      addressesV2(first: 10) {
        edges {
          node {
            id
            address1
            city
          }
        }
      }
    }
    userErrors {
      field
      message
    }
  }
}

Variables

{
  "customerId": "gid://shopify/Customer/1018520244",
  "addresses": [
    {
      "address1": "123 Main St",
      "city": "Metropolis"
    },
    {
      "address1": "456 Elm St",
      "city": "Gotham"
    }
  ]
}

cURL

curl -X POST \
https://your-development-store.myshopify.com/admin/api/2025-01/graphql.json \
-H 'Content-Type: application/json' \
-H 'X-Shopify-Access-Token: {access_token}' \
-d '{
"query": "mutation CustomerAddressSet($customerId: ID!, $addresses: [MailingAddressInput!]) { customerUpdate(input: {id: $customerId, addresses: $addresses}) { customer { id addressesV2(first: 10) { edges { node { id address1 city } } } } userErrors { field message } } }",
 "variables": {
    "customerId": "gid://shopify/Customer/1018520244",
    "addresses": [
      {
        "address1": "123 Main St",
        "city": "Metropolis"
      },
      {
        "address1": "456 Elm St",
        "city": "Gotham"
      }
    ]
  }
}'

React Router

import { authenticate } from "../shopify.server";

export const loader = async ({request}) => {
  const { admin } = await authenticate.admin(request);
  const response = await admin.graphql(
    `#graphql
  mutation CustomerAddressSet($customerId: ID!, $addresses: [MailingAddressInput!]) {
    customerUpdate(input: {id: $customerId, addresses: $addresses}) {
      customer {
        id
        addressesV2(first: 10) {
          edges {
            node {
              id
              address1
              city
            }
          }
        }
      }
      userErrors {
        field
        message
      }
    }
  }`,
  {
    variables: {
        "customerId": "gid://shopify/Customer/1018520244",
        "addresses": [
            {
                "address1": "123 Main St",
                "city": "Metropolis"
            },
            {
                "address1": "456 Elm St",
                "city": "Gotham"
            }
        ]
    },
  },
  );
  const json = await response.json();
  return json.data;
}

Ruby

session = ShopifyAPI::Auth::Session.new(
  shop: "your-development-store.myshopify.com",
  access_token: access_token
)
client = ShopifyAPI::Clients::Graphql::Admin.new(
  session: session
)

query = <<~QUERY
  mutation CustomerAddressSet($customerId: ID!, $addresses: [MailingAddressInput!]) {
    customerUpdate(input: {id: $customerId, addresses: $addresses}) {
      customer {
        id
        addressesV2(first: 10) {
          edges {
            node {
              id
              address1
              city
            }
          }
        }
      }
      userErrors {
        field
        message
      }
    }
  }
QUERY

variables = {
  "customerId": "gid://shopify/Customer/1018520244",
  "addresses": [
    {
      "address1": "123 Main St",
      "city": "Metropolis"
    },
    {
      "address1": "456 Elm St",
      "city": "Gotham"
    }
  ]
}

response = client.query(query: query, variables: variables)

Node.js

const client = new shopify.clients.Graphql({session});
const data = await client.query({
  data: {
    "query": `mutation CustomerAddressSet($customerId: ID!, $addresses: [MailingAddressInput!]) {
      customerUpdate(input: {id: $customerId, addresses: $addresses}) {
        customer {
          id
          addressesV2(first: 10) {
            edges {
              node {
                id
                address1
                city
              }
            }
          }
        }
        userErrors {
          field
          message
        }
      }
    }`,
    "variables": {
        "customerId": "gid://shopify/Customer/1018520244",
        "addresses": [
            {
                "address1": "123 Main St",
                "city": "Metropolis"
            },
            {
                "address1": "456 Elm St",
                "city": "Gotham"
            }
        ]
    },
  },
});

Response

{
  "customerUpdate": {
    "customer": {
      "id": "gid://shopify/Customer/1018520244",
      "addressesV2": {
        "edges": [
          {
            "node": {
              "id": "gid://shopify/MailingAddress/1053318585?model_name=CustomerAddress",
              "address1": "123 Main St",
              "city": "Metropolis"
            }
          },
          {
            "node": {
              "id": "gid://shopify/MailingAddress/1053318586?model_name=CustomerAddress",
              "address1": "456 Elm St",
              "city": "Gotham"
            }
          }
        ]
      }
    },
    "userErrors": []
  }
}

Update a customer with an ID that doesn't exist

Description

Trying to update a customer that doesn't exist will return an error

Query

mutation customerUpdate($input: CustomerInput!) {
  customerUpdate(input: $input) {
    userErrors {
      field
      message
    }
    customer {
      id
      firstName
    }
  }
}

Variables

{
  "input": {
    "id": "gid://shopify/Customer/1",
    "firstName": "Tobi"
  }
}

cURL

curl -X POST \
https://your-development-store.myshopify.com/admin/api/2025-01/graphql.json \
-H 'Content-Type: application/json' \
-H 'X-Shopify-Access-Token: {access_token}' \
-d '{
"query": "mutation customerUpdate($input: CustomerInput!) { customerUpdate(input: $input) { userErrors { field message } customer { id firstName } } }",
 "variables": {
    "input": {
      "id": "gid://shopify/Customer/1",
      "firstName": "Tobi"
    }
  }
}'

React Router

import { authenticate } from "../shopify.server";

export const loader = async ({request}) => {
  const { admin } = await authenticate.admin(request);
  const response = await admin.graphql(
    `#graphql
  mutation customerUpdate($input: CustomerInput!) {
    customerUpdate(input: $input) {
      userErrors {
        field
        message
      }
      customer {
        id
        firstName
      }
    }
  }`,
  {
    variables: {
        "input": {
            "id": "gid://shopify/Customer/1",
            "firstName": "Tobi"
        }
    },
  },
  );
  const json = await response.json();
  return json.data;
}

Ruby

session = ShopifyAPI::Auth::Session.new(
  shop: "your-development-store.myshopify.com",
  access_token: access_token
)
client = ShopifyAPI::Clients::Graphql::Admin.new(
  session: session
)

query = <<~QUERY
  mutation customerUpdate($input: CustomerInput!) {
    customerUpdate(input: $input) {
      userErrors {
        field
        message
      }
      customer {
        id
        firstName
      }
    }
  }
QUERY

variables = {
  "input": {
    "id": "gid://shopify/Customer/1",
    "firstName": "Tobi"
  }
}

response = client.query(query: query, variables: variables)

Node.js

const client = new shopify.clients.Graphql({session});
const data = await client.query({
  data: {
    "query": `mutation customerUpdate($input: CustomerInput!) {
      customerUpdate(input: $input) {
        userErrors {
          field
          message
        }
        customer {
          id
          firstName
        }
      }
    }`,
    "variables": {
        "input": {
            "id": "gid://shopify/Customer/1",
            "firstName": "Tobi"
        }
    },
  },
});

Response

{
  "customerUpdate": {
    "userErrors": [
      {
        "field": [
          "id"
        ],
        "message": "Customer does not exist"
      }
    ],
    "customer": null
  }
}

Updates a customer's first and last name

Description

Update a customer's first and last name

Query

mutation customerUpdate($input: CustomerInput!) {
  customerUpdate(input: $input) {
    userErrors {
      field
      message
    }
    customer {
      id
      firstName
      lastName
    }
  }
}

Variables

{
  "input": {
    "id": "gid://shopify/Customer/1018520244",
    "firstName": "Tobi",
    "lastName": "Lutke"
  }
}

cURL

curl -X POST \
https://your-development-store.myshopify.com/admin/api/2025-01/graphql.json \
-H 'Content-Type: application/json' \
-H 'X-Shopify-Access-Token: {access_token}' \
-d '{
"query": "mutation customerUpdate($input: CustomerInput!) { customerUpdate(input: $input) { userErrors { field message } customer { id firstName lastName } } }",
 "variables": {
    "input": {
      "id": "gid://shopify/Customer/1018520244",
      "firstName": "Tobi",
      "lastName": "Lutke"
    }
  }
}'

React Router

import { authenticate } from "../shopify.server";

export const loader = async ({request}) => {
  const { admin } = await authenticate.admin(request);
  const response = await admin.graphql(
    `#graphql
  mutation customerUpdate($input: CustomerInput!) {
    customerUpdate(input: $input) {
      userErrors {
        field
        message
      }
      customer {
        id
        firstName
        lastName
      }
    }
  }`,
  {
    variables: {
        "input": {
            "id": "gid://shopify/Customer/1018520244",
            "firstName": "Tobi",
            "lastName": "Lutke"
        }
    },
  },
  );
  const json = await response.json();
  return json.data;
}

Ruby

session = ShopifyAPI::Auth::Session.new(
  shop: "your-development-store.myshopify.com",
  access_token: access_token
)
client = ShopifyAPI::Clients::Graphql::Admin.new(
  session: session
)

query = <<~QUERY
  mutation customerUpdate($input: CustomerInput!) {
    customerUpdate(input: $input) {
      userErrors {
        field
        message
      }
      customer {
        id
        firstName
        lastName
      }
    }
  }
QUERY

variables = {
  "input": {
    "id": "gid://shopify/Customer/1018520244",
    "firstName": "Tobi",
    "lastName": "Lutke"
  }
}

response = client.query(query: query, variables: variables)

Node.js

const client = new shopify.clients.Graphql({session});
const data = await client.query({
  data: {
    "query": `mutation customerUpdate($input: CustomerInput!) {
      customerUpdate(input: $input) {
        userErrors {
          field
          message
        }
        customer {
          id
          firstName
          lastName
        }
      }
    }`,
    "variables": {
        "input": {
            "id": "gid://shopify/Customer/1018520244",
            "firstName": "Tobi",
            "lastName": "Lutke"
        }
    },
  },
});

Response

{
  "customerUpdate": {
    "userErrors": [],
    "customer": {
      "id": "gid://shopify/Customer/1018520244",
      "firstName": "Tobi",
      "lastName": "Lutke"
    }
  }
}

Updates an existing customer address

Query

mutation CustomerAddressUpdate($customerId: ID!, $addresses: [MailingAddressInput!]) {
  customerUpdate(input: {id: $customerId, addresses: $addresses}) {
    customer {
      id
      addressesV2(first: 10) {
        edges {
          node {
            id
            address1
            city
          }
        }
      }
    }
    userErrors {
      field
      message
    }
  }
}

Variables

{
  "customerId": "gid://shopify/Customer/1018520244",
  "addresses": [
    {
      "address1": "123 New Street",
      "city": "New City"
    }
  ]
}

cURL

curl -X POST \
https://your-development-store.myshopify.com/admin/api/2025-01/graphql.json \
-H 'Content-Type: application/json' \
-H 'X-Shopify-Access-Token: {access_token}' \
-d '{
"query": "mutation CustomerAddressUpdate($customerId: ID!, $addresses: [MailingAddressInput!]) { customerUpdate(input: {id: $customerId, addresses: $addresses}) { customer { id addressesV2(first: 10) { edges { node { id address1 city } } } } userErrors { field message } } }",
 "variables": {
    "customerId": "gid://shopify/Customer/1018520244",
    "addresses": [
      {
        "address1": "123 New Street",
        "city": "New City"
      }
    ]
  }
}'

React Router

import { authenticate } from "../shopify.server";

export const loader = async ({request}) => {
  const { admin } = await authenticate.admin(request);
  const response = await admin.graphql(
    `#graphql
  mutation CustomerAddressUpdate($customerId: ID!, $addresses: [MailingAddressInput!]) {
    customerUpdate(input: {id: $customerId, addresses: $addresses}) {
      customer {
        id
        addressesV2(first: 10) {
          edges {
            node {
              id
              address1
              city
            }
          }
        }
      }
      userErrors {
        field
        message
      }
    }
  }`,
  {
    variables: {
        "customerId": "gid://shopify/Customer/1018520244",
        "addresses": [
            {
                "address1": "123 New Street",
                "city": "New City"
            }
        ]
    },
  },
  );
  const json = await response.json();
  return json.data;
}

Ruby

session = ShopifyAPI::Auth::Session.new(
  shop: "your-development-store.myshopify.com",
  access_token: access_token
)
client = ShopifyAPI::Clients::Graphql::Admin.new(
  session: session
)

query = <<~QUERY
  mutation CustomerAddressUpdate($customerId: ID!, $addresses: [MailingAddressInput!]) {
    customerUpdate(input: {id: $customerId, addresses: $addresses}) {
      customer {
        id
        addressesV2(first: 10) {
          edges {
            node {
              id
              address1
              city
            }
          }
        }
      }
      userErrors {
        field
        message
      }
    }
  }
QUERY

variables = {
  "customerId": "gid://shopify/Customer/1018520244",
  "addresses": [
    {
      "address1": "123 New Street",
      "city": "New City"
    }
  ]
}

response = client.query(query: query, variables: variables)

Node.js

const client = new shopify.clients.Graphql({session});
const data = await client.query({
  data: {
    "query": `mutation CustomerAddressUpdate($customerId: ID!, $addresses: [MailingAddressInput!]) {
      customerUpdate(input: {id: $customerId, addresses: $addresses}) {
        customer {
          id
          addressesV2(first: 10) {
            edges {
              node {
                id
                address1
                city
              }
            }
          }
        }
        userErrors {
          field
          message
        }
      }
    }`,
    "variables": {
        "customerId": "gid://shopify/Customer/1018520244",
        "addresses": [
            {
                "address1": "123 New Street",
                "city": "New City"
            }
        ]
    },
  },
});

Response

{
  "customerUpdate": {
    "customer": {
      "id": "gid://shopify/Customer/1018520244",
      "addressesV2": {
        "edges": [
          {
            "node": {
              "id": "gid://shopify/MailingAddress/1053318595?model_name=CustomerAddress",
              "address1": "123 New Street",
              "city": "New City"
            }
          }
        ]
      }
    },
    "userErrors": []
  }
}

customerUpdate reference

Examples

Open in GraphiQL

import { authenticate } from "../shopify.server";

export const loader = async ({request}) => {

const { admin } = await authenticate.admin(request);

const response = await admin.graphql(

`#graphql

mutation updateCustomerMetafields($input: CustomerInput!) {

customerUpdate(input: $input) {

customer {

metafields(first: 3) {

edges {

node {

namespace

key

value

}

userErrors {

message

field

}

}`,

{

variables: {

"input": {

"metafields": [

{

"namespace": "my_field",

"key": "nickname",

"type": "single_line_text_field",

"value": "rob"

{

"id": "gid://shopify/Metafield/1069230189",

"value": "they/them"

}

"id": "gid://shopify/Customer/1018520244"

}

);

const json = await response.json();

return json.data;

}

GQL

mutation updateCustomerMetafields($input: CustomerInput!) {
  customerUpdate(input: $input) {
    customer {
      id
      metafields(first: 3) {
        edges {
          node {
            id
            namespace
            key
            value
          }
        }
      }
    }
    userErrors {
      message
      field
    }
  }
}

cURL

curl -X POST \
https://your-development-store.myshopify.com/admin/api/2025-01/graphql.json \
-H 'Content-Type: application/json' \
-H 'X-Shopify-Access-Token: {access_token}' \
-d '{
"query": "mutation updateCustomerMetafields($input: CustomerInput!) { customerUpdate(input: $input) { customer { id metafields(first: 3) { edges { node { id namespace key value } } } } userErrors { message field } } }",
 "variables": {
    "input": {
      "metafields": [
        {
          "namespace": "my_field",
          "key": "nickname",
          "type": "single_line_text_field",
          "value": "rob"
        },
        {
          "id": "gid://shopify/Metafield/1069230189",
          "value": "they/them"
        }
      ],
      "id": "gid://shopify/Customer/1018520244"
    }
  }
}'

React Router

import { authenticate } from "../shopify.server";

export const loader = async ({request}) => {
  const { admin } = await authenticate.admin(request);
  const response = await admin.graphql(
    `#graphql
  mutation updateCustomerMetafields($input: CustomerInput!) {
    customerUpdate(input: $input) {
      customer {
        id
        metafields(first: 3) {
          edges {
            node {
              id
              namespace
              key
              value
            }
          }
        }
      }
      userErrors {
        message
        field
      }
    }
  }`,
  {
    variables: {
        "input": {
            "metafields": [
                {
                    "namespace": "my_field",
                    "key": "nickname",
                    "type": "single_line_text_field",
                    "value": "rob"
                },
                {
                    "id": "gid://shopify/Metafield/1069230189",
                    "value": "they/them"
                }
            ],
            "id": "gid://shopify/Customer/1018520244"
        }
    },
  },
  );
  const json = await response.json();
  return json.data;
}

Node.js

const client = new shopify.clients.Graphql({session});
const data = await client.query({
  data: {
    "query": `mutation updateCustomerMetafields($input: CustomerInput!) {
      customerUpdate(input: $input) {
        customer {
          id
          metafields(first: 3) {
            edges {
              node {
                id
                namespace
                key
                value
              }
            }
          }
        }
        userErrors {
          message
          field
        }
      }
    }`,
    "variables": {
        "input": {
            "metafields": [
                {
                    "namespace": "my_field",
                    "key": "nickname",
                    "type": "single_line_text_field",
                    "value": "rob"
                },
                {
                    "id": "gid://shopify/Metafield/1069230189",
                    "value": "they/them"
                }
            ],
            "id": "gid://shopify/Customer/1018520244"
        }
    },
  },
});

Ruby

session = ShopifyAPI::Auth::Session.new(
  shop: "your-development-store.myshopify.com",
  access_token: access_token
)
client = ShopifyAPI::Clients::Graphql::Admin.new(
  session: session
)

query = <<~QUERY
  mutation updateCustomerMetafields($input: CustomerInput!) {
    customerUpdate(input: $input) {
      customer {
        id
        metafields(first: 3) {
          edges {
            node {
              id
              namespace
              key
              value
            }
          }
        }
      }
      userErrors {
        message
        field
      }
    }
  }
QUERY

variables = {
  "input": {
    "metafields": [
      {
        "namespace": "my_field",
        "key": "nickname",
        "type": "single_line_text_field",
        "value": "rob"
      },
      {
        "id": "gid://shopify/Metafield/1069230189",
        "value": "they/them"
      }
    ],
    "id": "gid://shopify/Customer/1018520244"
  }
}

response = client.query(query: query, variables: variables)

Input variables

JSON

{

"input": {

"metafields": [

{

"namespace": "my_field",

"key": "nickname",

"type": "single_line_text_field",

"value": "rob"

{

"id": "gid://shopify/Metafield/1069230189",

"value": "they/them"

}

"id": "gid://shopify/Customer/1018520244"

}

Response

JSON

{

"customerUpdate": {

"customer": {

"id": "gid://shopify/Customer/1018520244",

"metafields": {

"edges": [

{

"node": {

"id": "gid://shopify/Metafield/1069230189",

"namespace": "my_field",

"key": "pronouns",

"value": "they/them"

}

{

"node": {

"id": "gid://shopify/Metafield/1069230190",

"namespace": "my_field",

"key": "nickname",

"value": "rob"

}

]

}

"userErrors": []

}