OneSignal

Self-serve customer engagement solution for Push Notifications, Email, SMS & In-App

Endpoint	`https://documentation.onesignal.com`
Trust	100% uptime over 1 checks · ~599 ms
Pricing	See the provider
docs url	https://documentation.onesignal.com/docs/onesignal-api
auth	none
source	public_apis

Use it

Endpoint

https://documentation.onesignal.com

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/555

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}