# App Store Version Experiment Treatments Create and update the metadata and the optional icon that represent the treatment you apply to an App Store version experiment. ## Topics ### Endpoints [`GET /v2/appStoreVersionExperiments/{id}/appStoreVersionExperimentTreatments`](/documentation/AppStoreConnectAPI/GET-v2-appStoreVersionExperiments-_id_-appStoreVersionExperimentTreatments) Get a list of all treatments for a specific App Store version experiment. [`GET /v2/appStoreVersionExperiments/{id}/relationships/appStoreVersionExperimentTreatments`](/documentation/AppStoreConnectAPI/GET-v2-appStoreVersionExperiments-_id_-relationships-appStoreVersionExperimentTreatments) Get a list of experiment treatment IDs for a specific App Store version experiment. [`GET /v1/appStoreVersionExperimentTreatments/{id}`](/documentation/AppStoreConnectAPI/GET-v1-appStoreVersionExperimentTreatments-_id_) Get information about a specific App Store version experiment treatment. [`GET /v1/appStoreVersionExperimentTreatments/{id}/appStoreVersionExperimentTreatmentLocalizations`](/documentation/AppStoreConnectAPI/GET-v1-appStoreVersionExperimentTreatments-_id_-appStoreVersionExperimentTreatmentLocalizations) Get a list of all localizations for a specific App Store version experiment treatment. [`GET /v1/appStoreVersionExperimentTreatments/{id}/relationships/appStoreVersionExperimentTreatmentLocalizations`](/documentation/AppStoreConnectAPI/GET-v1-appStoreVersionExperimentTreatments-_id_-relationships-appStoreVersionExperimentTreatmentLocalizations) [`PATCH /v1/appStoreVersionExperimentTreatments/{id}`](/documentation/AppStoreConnectAPI/PATCH-v1-appStoreVersionExperimentTreatments-_id_) Update the name and app icon name for a specific App Store version experiment. [`POST /v1/appStoreVersionExperimentTreatments`](/documentation/AppStoreConnectAPI/POST-v1-appStoreVersionExperimentTreatments) Add a new treatment to an App Store version experiment. [`DELETE /v1/appStoreVersionExperimentTreatments/{id}`](/documentation/AppStoreConnectAPI/DELETE-v1-appStoreVersionExperimentTreatments-_id_) Delete metadata that you configured for an App Store Version experiment. ### Objects [`AppStoreVersionExperimentTreatment`](/documentation/AppStoreConnectAPI/AppStoreVersionExperimentTreatment) One variant in an App Store product page A/B experiment, containing a set of alternative screenshots, previews, and promotional text. [`AppStoreVersionExperimentTreatmentCreateRequest`](/documentation/AppStoreConnectAPI/AppStoreVersionExperimentTreatmentCreateRequest) The request body you use to create an App Store version experiment treatment. [`AppStoreVersionExperimentTreatmentResponse`](/documentation/AppStoreConnectAPI/AppStoreVersionExperimentTreatmentResponse) The response body for endpoints that create, read, or modify an App Store version experiment treatment. [`AppStoreVersionExperimentTreatmentUpdateRequest`](/documentation/AppStoreConnectAPI/AppStoreVersionExperimentTreatmentUpdateRequest) The request body you use to update an app store version experiment treatment update request. [`AppStoreVersionExperimentTreatmentsResponse`](/documentation/AppStoreConnectAPI/AppStoreVersionExperimentTreatmentsResponse) The response body for endpoints that list treatments for an App Store version experiment. [`AppStoreVersionExperimentAppStoreVersionExperimentTreatmentsLinkagesResponse`](/documentation/AppStoreConnectAPI/AppStoreVersionExperimentAppStoreVersionExperimentTreatmentsLinkagesResponse) [`AppStoreVersionExperimentTreatmentAppStoreVersionExperimentTreatmentLocalizationsLinkagesResponse`](/documentation/AppStoreConnectAPI/AppStoreVersionExperimentTreatmentAppStoreVersionExperimentTreatmentLocalizationsLinkagesResponse) [`AppStoreVersionExperimentTreatmentLocalizationAppPreviewSetsLinkagesResponse`](/documentation/AppStoreConnectAPI/AppStoreVersionExperimentTreatmentLocalizationAppPreviewSetsLinkagesResponse) [`AppStoreVersionExperimentTreatmentLocalizationAppScreenshotSetsLinkagesResponse`](/documentation/AppStoreConnectAPI/AppStoreVersionExperimentTreatmentLocalizationAppScreenshotSetsLinkagesResponse) [`AppStoreVersionExperimentV2AppStoreVersionExperimentTreatmentsLinkagesResponse`](/documentation/AppStoreConnectAPI/AppStoreVersionExperimentV2AppStoreVersionExperimentTreatmentsLinkagesResponse) --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)