Tool to create a new user or modify the subscriptions associated with an existing user. Use when you need to register a user with OneSignal or update their subscriptions.

Tool to remove an alias from a OneSignal user. Use when you need to delete a specific alias identifier from a user while preserving other aliases. The user is identified by one alias (alias_label/alias_id) and a different alias (alias_label_to_delete) is removed.

Tool to update an existing OneSignal device (player) record. Use when you have the player_id and need to modify device attributes.

Tool to retrieve the subscriber count for a specific OneSignal segment. Use when you need to know how many subscribers are in a segment.

Tool to update properties on an existing subscription using its token. Use when you need to enable or disable subscription status when managing outside of the OneSignal SDK.

Tool to retrieve details for a specific OneSignal app. Use after authenticating to inspect app settings.

Tool to view inbox broadcasts for a OneSignal app. Returns broadcasts in descending order of creation. Use when retrieving in-app messages or inbox content for an app.

Tool to retrieve details for a specific device/player. Use when you have a player_id and optional app_id.

Tool to view all outcomes associated with a OneSignal app. Use to retrieve outcome metrics filtered by time range, platforms, and attribution type.

Tool to list all segments for an app. Use after obtaining the app_id to retrieve a paginated list of segments.

Tool to retrieve user details by alias label and ID. Use when you need to fetch user data including tags, subscriptions, and identity information.

Tool to retrieve the unread message count for a specific user. Use when you need to check how many unread inbox messages a user has.