OneSignal · sherwinski · Jul 20, 2026 · Jul 20, 2026
diff --git a/README.md b/README.md
@@ -4,8 +4,8 @@
 
 A powerful way to send personalized messages at scale and build effective customer engagement strategies. Learn more at onesignal.com
 
-- API version: 5.9.0
-- Package version: 5.10.0
+- API version: 5.10.0
+- Package version: 5.11.0
 
 ## Installation
 

diff --git a/api/openapi.yaml b/api/openapi.yaml
@@ -8,7 +8,7 @@ info:
     customer engagement strategies. Learn more at onesignal.com
   termsOfService: https://onesignal.com/tos
   title: OneSignal
-  version: 5.9.0
+  version: 5.10.0
 servers:
 - url: https://api.onesignal.com
 paths:
@@ -3362,8 +3362,10 @@ components:
           example: level
           type: string
         value:
-          description: Constant value to use as the second operand in the filter expression.
-            This value is *required* when the relation operator is a binary operator.
+          description: "Constant value to use as the second operand in the filter\
+            \ expression. This value is *required* when the relation operator is a\
+            \ binary operator. For `in_array` and `not_in_array` relations, provide\
+            \ a comma-separated list of up to 20 values."
           example: "10"
           type: string
         hours_ago:
@@ -3394,6 +3396,8 @@ components:
           - not_exists
           - time_elapsed_gt
           - time_elapsed_lt
+          - in_array
+          - not_in_array
           type: string
       type: object
     Operator:

diff --git a/api_default.go b/api_default.go
diff --git a/client.go b/client.go
diff --git a/configuration.go b/configuration.go
diff --git a/docs/Filter.md b/docs/Filter.md
@@ -6,7 +6,7 @@ Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
 **Field** | Pointer to **string** | Required. Name of the field to use as the first operand in the filter expression. | [optional] 
 **Key** | Pointer to **string** | If &#x60;field&#x60; is &#x60;tag&#x60;, this field is *required* to specify &#x60;key&#x60; inside the tags. | [optional] 
-**Value** | Pointer to **string** | Constant value to use as the second operand in the filter expression. This value is *required* when the relation operator is a binary operator. | [optional] 
+**Value** | Pointer to **string** | Constant value to use as the second operand in the filter expression. This value is *required* when the relation operator is a binary operator. For &#x60;in_array&#x60; and &#x60;not_in_array&#x60; relations, provide a comma-separated list of up to 20 values. | [optional] 
 **HoursAgo** | Pointer to **string** | If &#x60;field&#x60; is session-related, this is *required* to specify the number of hours before or after the user&#39;s session. | [optional] 
 **Radius** | Pointer to **float32** | If &#x60;field&#x60; is &#x60;location&#x60;, this will specify the radius in meters from a provided location point. Use with &#x60;lat&#x60; and &#x60;long&#x60;. | [optional] 
 **Lat** | Pointer to **float32** | If &#x60;field&#x60; is &#x60;location&#x60;, this is *required* to specify the user&#39;s latitude. | [optional] 

diff --git a/docs/FilterExpression.md b/docs/FilterExpression.md
@@ -6,7 +6,7 @@ Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
 **Field** | Pointer to **string** | Required. Name of the field to use as the first operand in the filter expression. | [optional] 
 **Key** | Pointer to **string** | If &#x60;field&#x60; is &#x60;tag&#x60;, this field is *required* to specify &#x60;key&#x60; inside the tags. | [optional] 
-**Value** | Pointer to **string** | Constant value to use as the second operand in the filter expression. This value is *required* when the relation operator is a binary operator. | [optional] 
+**Value** | Pointer to **string** | Constant value to use as the second operand in the filter expression. This value is *required* when the relation operator is a binary operator. For &#x60;in_array&#x60; and &#x60;not_in_array&#x60; relations, provide a comma-separated list of up to 20 values. | [optional] 
 **HoursAgo** | Pointer to **string** | If &#x60;field&#x60; is session-related, this is *required* to specify the number of hours before or after the user&#39;s session. | [optional] 
 **Radius** | Pointer to **float32** | If &#x60;field&#x60; is &#x60;location&#x60;, this will specify the radius in meters from a provided location point. Use with &#x60;lat&#x60; and &#x60;long&#x60;. | [optional] 
 **Lat** | Pointer to **float32** | If &#x60;field&#x60; is &#x60;location&#x60;, this is *required* to specify the user&#39;s latitude. | [optional] 

diff --git a/model_api_key_token.go b/model_api_key_token.go
diff --git a/model_api_key_tokens_list_response.go b/model_api_key_tokens_list_response.go
diff --git a/model_app.go b/model_app.go
diff --git a/model_basic_notification.go b/model_basic_notification.go
diff --git a/model_basic_notification_all_of.go b/model_basic_notification_all_of.go
diff --git a/model_basic_notification_all_of_android_background_layout.go b/model_basic_notification_all_of_android_background_layout.go
diff --git a/model_button.go b/model_button.go
diff --git a/model_copy_template_request.go b/model_copy_template_request.go
diff --git a/model_create_api_key_request.go b/model_create_api_key_request.go
diff --git a/model_create_api_key_response.go b/model_create_api_key_response.go
diff --git a/model_create_notification_success_response.go b/model_create_notification_success_response.go
diff --git a/model_create_segment_conflict_response.go b/model_create_segment_conflict_response.go
diff --git a/model_create_segment_success_response.go b/model_create_segment_success_response.go
diff --git a/model_create_template_request.go b/model_create_template_request.go
diff --git a/model_create_user_conflict_response.go b/model_create_user_conflict_response.go
diff --git a/model_create_user_conflict_response_errors_inner.go b/model_create_user_conflict_response_errors_inner.go
diff --git a/model_create_user_conflict_response_errors_items_meta.go b/model_create_user_conflict_response_errors_items_meta.go
diff --git a/model_custom_event.go b/model_custom_event.go
diff --git a/model_custom_events_request.go b/model_custom_events_request.go
diff --git a/model_delivery_data.go b/model_delivery_data.go
diff --git a/model_export_events_success_response.go b/model_export_events_success_response.go
diff --git a/model_export_subscriptions_request_body.go b/model_export_subscriptions_request_body.go
diff --git a/model_export_subscriptions_success_response.go b/model_export_subscriptions_success_response.go
diff --git a/model_filter.go b/model_filter.go
diff --git a/model_filter_expression.go b/model_filter_expression.go
diff --git a/model_generic_error.go b/model_generic_error.go
diff --git a/model_generic_success_bool_response.go b/model_generic_success_bool_response.go
diff --git a/model_get_notification_history_request_body.go b/model_get_notification_history_request_body.go
diff --git a/model_get_segments_success_response.go b/model_get_segments_success_response.go
diff --git a/model_language_string_map.go b/model_language_string_map.go