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// MCP TOOL REFERENCE

F Risk Grade OneSignal MCP Server · worst category: Financial

ONESIGNAL MCP SERVER TOOLS

61 tools from the OneSignal MCP Server MCP Server, categorised by risk level.

View the OneSignal MCP Server policy →

// ALL 61 ONESIGNAL MCP SERVER TOOLS

READ 17 tools

Read list_apps List all configured OneSignal apps. Read view_app_api_keys View API keys for a specific OneSignal app (requires Organization API Key). Read view_app_details Get detailed information about the configured OneSignal app. Read view_apps List all OneSignal applications for the organization (requires Organization API Key). Read view_message_details Get detailed information about a specific message. Read view_message_history View the history / recipients of a message based on events. Read view_messages View recent messages sent through OneSignal. Read view_outcomes View outcomes data for your app. Read view_player_details Get detailed information about a specific player/device (legacy API). Read view_players View players/devices subscribed to your OneSignal app (legacy API). Read view_segments List all segments available in your OneSignal app. Read view_subscription_by_token View subscription details by subscription token. Read view_template_details Get template details. Read view_templates List all templates. Read view_user Get detailed information about a specific user. Read view_user_identity Get user identity information. Read view_user_identity_by_subscription View user identity information by subscription ID.

WRITE 33 tools

Write add_app Add a new OneSignal app configuration locally. Write add_player add_player Write copy_template_to_app Copy a template to another app. Write create_alias_by_subscription Create or update a user alias by subscription ID. Write create_app Create a new OneSignal application at the organization level (requires Organization API Key). Write create_app_api_key Create a new API key for a specific OneSignal app (requires Organization API Key). Write create_or_update_alias Create or update a user alias. Write create_segment Create a new segment in your OneSignal app. Write create_subscription Create a new subscription for a user. Write create_template Create a new template. Write create_user Create a new user in OneSignal. Write edit_player edit_player Write edit_tags_with_external_user_id Edit tags for a user by external user ID (legacy API). Write end_live_activity End an iOS Live Activity. Write export_audience_activity_csv Export audience activity to CSV (requires Organization API Key). Write export_messages_csv Export messages to CSV (requires Organization API Key). Write export_players_csv Export player data to CSV (requires Organization API Key). Write export_subscriptions_csv Export subscriptions/players data to CSV (requires Organization API Key). Write rotate_app_api_key Rotate an API key (generate new token while keeping permissions). Write send_email Send an email through OneSignal. Write send_push_notification Send a push notification through OneSignal. Write send_sms Send an SMS/MMS through OneSignal. Write send_transactional_message Send a transactional message (immediate delivery). Write switch_app Switch the current app to use for API requests. Write unsubscribe_email Unsubscribe an email subscription using an unsubscribe token. Write update_app Update an existing OneSignal application at the organization level (requires Organization API Key). Write update_app_api_key Update an API key for a specific OneSignal app. Write update_live_activity Update an iOS Live Activity. Write update_local_app_config Update an existing local OneSignal app configuration. Write update_subscription Update a user's subscription. Write update_subscription_by_token Update a subscription by subscription token. Write update_template Update an existing template. Write update_user Update an existing user's information.

DESTRUCTIVE 9 tools

Destructive cancel_message Cancel a scheduled message. Destructive delete_alias Delete a user alias. Destructive delete_app_api_key Delete an API key from a specific OneSignal app. Destructive delete_player Delete a player/device record (legacy API). Destructive delete_segment Delete a segment from your OneSignal app. Destructive delete_subscription Delete a user's subscription. Destructive delete_template Delete a template. Destructive delete_user Delete a user and all their subscriptions. Destructive remove_app Remove a local OneSignal app configuration.

EXECUTE 1 tools

Execute start_live_activity Start a new iOS Live Activity.

FINANCIAL 1 tools

Financial transfer_subscription Transfer a subscription from one user to another.

// FAQ

How many tools does the OneSignal MCP Server MCP server have? +

The OneSignal MCP Server MCP server exposes 61 tools across 5 categories: Read, Write, Destructive, Execute, Financial.

How do I enforce policies on OneSignal MCP Server tools? +

Route the OneSignal MCP Server server through the PolicyLayer gateway. Define allow, deny, or approval rules per tool in the dashboard; they are enforced on every call before it reaches the server.

What risk categories do OneSignal MCP Server tools fall into? +

OneSignal MCP Server tools are categorised as Read (17), Write (33), Destructive (9), Execute (1), Financial (1). Each category has a recommended default policy.

Enforce policy on every OneSignal MCP Server tool call.

Start from OneSignal MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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