OneSignal MCP
Send push, email, SMS, and in-app messages and manage audiences via OneSignal from an agent.
🛡️ AgentReady threat assessment
MAESTRO 7-layer threat model + OWASP AIVSS risk score for OneSignal MCP, derived from its capabilities.
AIVSS 9.6 · Critical
View MAESTRO 7-layer threat model →Overview
The OneSignal connector lets an agent send targeted push notifications, emails, and SMS, build audience segments, manage templates, handle subscriptions, and pull delivery stats by describing an audience and message in natural language. It holds OneSignal API keys that can broadcast to real end users. The ability to message an audience makes accidental or injected sends a significant blast-radius risk.
Key features
- Push/email/SMS/in-app messaging
- Audience segmentation
- Template management
- Delivery analytics
Use cases
- Send campaigns conversationally
- Check campaign performance