Update Shopify Function templates to API version 2026-07

functions-cart-checkout-validation-js/schema.graphql

@@ -1,4 +1,4 @@
-# api_version: 2026-04
+# api_version: 2026-07
 
 schema {
   query: Input
@@ -74,6 +74,13 @@ type BuyerIdentity {
   Used to manage and track purchases made by businesses rather than individual customers.
   """
   purchasingCompany: PurchasingCompany
+
+  """
+  Represents the [Shop User](https://help.shopify.com/en/manual/online-sales-channels/shop/sign-in-features)
+   corresponding to the customer within the shop, if the buyer is a Shop User. Can be used to request [Shop User
+   metafields](https://shopify.dev/docs/api/shop-user-custom-data).
+  """
+  shopUser: ShopUser
 }
 
 type BuyerJourney {
@@ -5039,6 +5046,40 @@ type ProductVariant implements HasMetafields {
   """
   id: ID!
 
+  """
+  Whether the product variant is in any of the specified collections. The variant must be in at least one
+  collection from the list to return `true`. A variant is considered to be in a collection when the variant
+  itself is a member of the collection, or when its product is a member of the collection.
+
+  A collection is a group of products that can be displayed in online stores and other sales channels in
+  categories, which makes it easy for customers to find them. For example, an athletics store might create
+  different collections for running attire and accessories.
+  """
+  inAnyCollection(
+    """
+    A list of [globally-unique collection IDs](https://shopify.dev/docs/api/usage/gids)
+    to check membership against. For example, `gid://shopify/Collection/123`, `gid://shopify/Collection/456`.
+    """
+    ids: [ID!]! = []
+  ): Boolean!
+
+  """
+  Whether the product variant is in each of the specified collections. A variant is considered to be in a
+  collection when the variant itself is a member of the collection, or when its product is a member of the
+  collection.
+
+  A collection is a group of products that can be displayed in online stores and other sales channels in
+  categories, which makes it easy for customers to find them. For example, an athletics store might create
+  different collections for running attire and accessories.
+  """
+  inCollections(
+    """
+    A list of [globally-unique collection IDs](https://shopify.dev/docs/api/usage/gids)
+    to check membership against. For example, `gid://shopify/Collection/123`, `gid://shopify/Collection/456`.
+    """
+    ids: [ID!]! = []
+  ): [CollectionMembership!]!
+
   """
   A [custom field](https://shopify.dev/docs/apps/build/custom-data) that stores additional information
   about a Shopify resource, such as products, orders, and
@@ -5263,6 +5304,34 @@ type Shop implements HasMetafields {
   ): Metaobject
 }
 
+"""
+Represents information about the buyer that is interacting with the cart.
+"""
+type ShopUser implements HasMetafields {
+  """
+  A [custom field](https://shopify.dev/docs/apps/build/custom-data) that stores additional information
+  about a Shopify resource, such as products, orders, and
+  [many more](https://shopify.dev/docs/api/admin-graphql/latest/enums/MetafieldOwnerType).
+  Using [metafields with Shopify Functions](https://shopify.dev/docs/apps/build/functions/input-output/metafields-for-input-queries)
+  enables you to customize the checkout experience.
+  """
+  metafield(
+    """
+    The unique identifier for the metafield within its namespace. A metafield is composed of a
+    namespace and a key, in the format `namespace.key`.
+    """
+    key: String!
+
+    """
+    A category that organizes a group of metafields. Namespaces are used to prevent naming conflicts
+    between different apps or different parts of the same app. If omitted, then the
+    [app-reserved namespace](https://shopify.dev/docs/apps/build/custom-data/ownership)
+    is used.
+    """
+    namespace: String
+  ): Metafield
+}
+
 """
 A subset of the [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format that
 includes the time but not the date or timezone which is determined from context.

functions-cart-checkout-validation-js/shopify.extension.toml.liquid

@@ -1,4 +1,4 @@
-api_version = "2026-04"
+api_version = "2026-07"
 
 [[extensions]]
 name = "t:name"

functions-cart-checkout-validation-rs/schema.graphql

@@ -1,4 +1,4 @@
-# api_version: 2026-04
+# api_version: 2026-07
 
 schema {
   query: Input
@@ -74,6 +74,13 @@ type BuyerIdentity {
   Used to manage and track purchases made by businesses rather than individual customers.
   """
   purchasingCompany: PurchasingCompany
+
+  """
+  Represents the [Shop User](https://help.shopify.com/en/manual/online-sales-channels/shop/sign-in-features)
+   corresponding to the customer within the shop, if the buyer is a Shop User. Can be used to request [Shop User
+   metafields](https://shopify.dev/docs/api/shop-user-custom-data).
+  """
+  shopUser: ShopUser
 }
 
 type BuyerJourney {
@@ -5039,6 +5046,40 @@ type ProductVariant implements HasMetafields {
   """
   id: ID!
 
+  """
+  Whether the product variant is in any of the specified collections. The variant must be in at least one
+  collection from the list to return `true`. A variant is considered to be in a collection when the variant
+  itself is a member of the collection, or when its product is a member of the collection.
+
+  A collection is a group of products that can be displayed in online stores and other sales channels in
+  categories, which makes it easy for customers to find them. For example, an athletics store might create
+  different collections for running attire and accessories.
+  """
+  inAnyCollection(
+    """
+    A list of [globally-unique collection IDs](https://shopify.dev/docs/api/usage/gids)
+    to check membership against. For example, `gid://shopify/Collection/123`, `gid://shopify/Collection/456`.
+    """
+    ids: [ID!]! = []
+  ): Boolean!
+
+  """
+  Whether the product variant is in each of the specified collections. A variant is considered to be in a
+  collection when the variant itself is a member of the collection, or when its product is a member of the
+  collection.
+
+  A collection is a group of products that can be displayed in online stores and other sales channels in
+  categories, which makes it easy for customers to find them. For example, an athletics store might create
+  different collections for running attire and accessories.
+  """
+  inCollections(
+    """
+    A list of [globally-unique collection IDs](https://shopify.dev/docs/api/usage/gids)
+    to check membership against. For example, `gid://shopify/Collection/123`, `gid://shopify/Collection/456`.
+    """
+    ids: [ID!]! = []
+  ): [CollectionMembership!]!
+
   """
   A [custom field](https://shopify.dev/docs/apps/build/custom-data) that stores additional information
   about a Shopify resource, such as products, orders, and
@@ -5263,6 +5304,34 @@ type Shop implements HasMetafields {
   ): Metaobject
 }
 
+"""
+Represents information about the buyer that is interacting with the cart.
+"""
+type ShopUser implements HasMetafields {
+  """
+  A [custom field](https://shopify.dev/docs/apps/build/custom-data) that stores additional information
+  about a Shopify resource, such as products, orders, and
+  [many more](https://shopify.dev/docs/api/admin-graphql/latest/enums/MetafieldOwnerType).
+  Using [metafields with Shopify Functions](https://shopify.dev/docs/apps/build/functions/input-output/metafields-for-input-queries)
+  enables you to customize the checkout experience.
+  """
+  metafield(
+    """
+    The unique identifier for the metafield within its namespace. A metafield is composed of a
+    namespace and a key, in the format `namespace.key`.
+    """
+    key: String!
+
+    """
+    A category that organizes a group of metafields. Namespaces are used to prevent naming conflicts
+    between different apps or different parts of the same app. If omitted, then the
+    [app-reserved namespace](https://shopify.dev/docs/apps/build/custom-data/ownership)
+    is used.
+    """
+    namespace: String
+  ): Metafield
+}
+
 """
 A subset of the [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format that
 includes the time but not the date or timezone which is determined from context.

functions-cart-checkout-validation-rs/shopify.extension.toml.liquid

@@ -1,4 +1,4 @@
-api_version = "2026-04"
+api_version = "2026-07"
 
 [[extensions]]
 name = "t:name"

functions-cart-checkout-validation-wasm/schema.graphql

@@ -1,4 +1,4 @@
-# api_version: 2026-04
+# api_version: 2026-07
 
 schema {
   query: Input
@@ -74,6 +74,13 @@ type BuyerIdentity {
   Used to manage and track purchases made by businesses rather than individual customers.
   """
   purchasingCompany: PurchasingCompany
+
+  """
+  Represents the [Shop User](https://help.shopify.com/en/manual/online-sales-channels/shop/sign-in-features)
+   corresponding to the customer within the shop, if the buyer is a Shop User. Can be used to request [Shop User
+   metafields](https://shopify.dev/docs/api/shop-user-custom-data).
+  """
+  shopUser: ShopUser
 }
 
 type BuyerJourney {
@@ -5039,6 +5046,40 @@ type ProductVariant implements HasMetafields {
   """
   id: ID!
 
+  """
+  Whether the product variant is in any of the specified collections. The variant must be in at least one
+  collection from the list to return `true`. A variant is considered to be in a collection when the variant
+  itself is a member of the collection, or when its product is a member of the collection.
+
+  A collection is a group of products that can be displayed in online stores and other sales channels in
+  categories, which makes it easy for customers to find them. For example, an athletics store might create
+  different collections for running attire and accessories.
+  """
+  inAnyCollection(
+    """
+    A list of [globally-unique collection IDs](https://shopify.dev/docs/api/usage/gids)
+    to check membership against. For example, `gid://shopify/Collection/123`, `gid://shopify/Collection/456`.
+    """
+    ids: [ID!]! = []
+  ): Boolean!
+
+  """
+  Whether the product variant is in each of the specified collections. A variant is considered to be in a
+  collection when the variant itself is a member of the collection, or when its product is a member of the
+  collection.
+
+  A collection is a group of products that can be displayed in online stores and other sales channels in
+  categories, which makes it easy for customers to find them. For example, an athletics store might create
+  different collections for running attire and accessories.
+  """
+  inCollections(
+    """
+    A list of [globally-unique collection IDs](https://shopify.dev/docs/api/usage/gids)
+    to check membership against. For example, `gid://shopify/Collection/123`, `gid://shopify/Collection/456`.
+    """
+    ids: [ID!]! = []
+  ): [CollectionMembership!]!
+
   """
   A [custom field](https://shopify.dev/docs/apps/build/custom-data) that stores additional information
   about a Shopify resource, such as products, orders, and
@@ -5263,6 +5304,34 @@ type Shop implements HasMetafields {
   ): Metaobject
 }
 
+"""
+Represents information about the buyer that is interacting with the cart.
+"""
+type ShopUser implements HasMetafields {
+  """
+  A [custom field](https://shopify.dev/docs/apps/build/custom-data) that stores additional information
+  about a Shopify resource, such as products, orders, and
+  [many more](https://shopify.dev/docs/api/admin-graphql/latest/enums/MetafieldOwnerType).
+  Using [metafields with Shopify Functions](https://shopify.dev/docs/apps/build/functions/input-output/metafields-for-input-queries)
+  enables you to customize the checkout experience.
+  """
+  metafield(
+    """
+    The unique identifier for the metafield within its namespace. A metafield is composed of a
+    namespace and a key, in the format `namespace.key`.
+    """
+    key: String!
+
+    """
+    A category that organizes a group of metafields. Namespaces are used to prevent naming conflicts
+    between different apps or different parts of the same app. If omitted, then the
+    [app-reserved namespace](https://shopify.dev/docs/apps/build/custom-data/ownership)
+    is used.
+    """
+    namespace: String
+  ): Metafield
+}
+
 """
 A subset of the [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format that
 includes the time but not the date or timezone which is determined from context.

functions-cart-checkout-validation-wasm/shopify.extension.toml.liquid

@@ -1,4 +1,4 @@
-api_version = "2026-04"
+api_version = "2026-07"
 
 [[extensions]]
 name = "t:name"