OneSignal Web SDK CDN
OneSignal web SDK CDN: the script every OneSignal-integrated page loads, push-notification delivery path.
Operational
Last checked · response time 14 ms
90-day uptime
Monitoring since · 29 days of data
Recent changes
No changes detected in 29 days of monitoring (since 2026-06-15).
Integrate
The live status, 90-day uptime figure and change history on this page are also machine-readable: embed the badge, poll the JSON, or subscribe to the feed. No key needed.
Status badge: 
Markdown embed: [](https://guardiandev.ai/apis/onesignal-sdk-cdn)
Machine-readable: JSON (versioned v1, CORS-enabled) · Atom feed of drift & outage events.
Guardian probes https://cdn.onesignal.com/sdks/web/v16/OneSignalSDK.page.js about every 5 minutes. How Guardian measures.