OneSignal API

Development / API Key Intermediate HTTPS
Varies by plan (check documentation)

Overview

OneSignal provides programmatic access to self-serve customer engagement solution for push notifications, email, sms & in-app via REST API. This Development API enables developers to integrate self-serve customer engagement solution for push notifications, email, sms & in-app into applications, dashboards, and automated workflows. Check the official documentation for endpoint details, authentication requirements, and rate limits.

Available Data

email delivery status
message ID
bounce/complaint data
open/click tracking
phone number validation
carrier information

Example Response

JSON Response
{
  "message_id": "msg_abc123def456",
  "status": "delivered",
  "to": "[email protected]",
  "subject": "Welcome!",
  "timestamp": "2025-01-15T10:30:00Z"
}

Implementation Example

const url = "https://documentation.onesignal.com/docs/onesignal-api";
// Replace headers or query params with the values required by this API.
const response = await fetch(url, {
  headers: {
  "X-API-Key": "YOUR_API_KEY"
  }
});
if (!response.ok) throw new Error(`Request failed: ${response.status}`);
const data = await response.json();
console.log(data);

What Can You Build?

Note: These code examples are AI-generated and unverified. Always refer to the official API documentation for accurate usage.

Matrix Score Breakdown

🌐 Reachability 0/30
⚡ Speed 0/20
🔒 Security 0/15
🛠 Developer XP 0/20
✓ Reliability 0/15

Partially tested on Apr 5, 2026

Technical Specifications

Auth API Key
HTTPS REQUIRED
CORS UNKNOWN
Category Development
Difficulty Intermediate
Verified: 2026-04-07

Recipes Using OneSignal

Build something with this API. Each recipe includes step-by-step instructions and code outlines.

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