OneSignal MCP Server

MCP discovered

Details

Docs: https://documentation.onesignal.com/docs/en/model-context-protocol

Authentication

OneSignal App API key api_key discovered Get key ↗

In the OneSignal dashboard, open your app and go to Settings > Keys & IDs as documented in Keys & IDs. Create or rotate an App API key; the secret value starts with os_v2_app_ and is only shown once when created or rotated. Store it securely. For quick REST setup, see Quick start API guide.