Reporting API

The Reporting-Endpoints HTTP header and ReportingObserver() API send selected reports, such as Content Security Policy (CSP) violation reports or crash reports, to a nominated URL or callback function.

Baseline Status: Achieved Newly Available on Mar 24, 2026 across core engines.

Desktop Browser Engine Support

Google Chrome

96

Supported

Mozilla Firefox

149

Supported

Apple Safari

16.4

Supported

Microsoft Edge

96

Supported

Mobile Browser Engine Support

Chrome Android

96

Firefox Android

149

Safari iOS

16.4

Specifications and References

Specification ↗ Feature XML ↗

MDN Browser Compat Data Keys:

api.ReportingObserver ↗ api.ReportingObserver.ReportingObserver ↗ api.ReportingObserver.ReportingObserver.options_parameter ↗ api.ReportingObserver.ReportingObserver.options_parameter.types_property ↗ api.ReportingObserver.disconnect ↗ api.ReportingObserver.observe ↗ api.ReportingObserver.takeRecords ↗ api.ReportingObserver.worker_support ↗ http.headers.Reporting-Endpoints ↗