Speculation rules
Limited availability
Speculation rules are hints to the browser to proactively download pages in the background so they appear instantly when the user navigates to them.
Learn more
Specifications
- Speculation Rules, from Web Platform Incubator Community Group (W3C).
- Prerendering Revamped, from Web Platform Incubator Community Group (W3C).
Browser support
- Chrome 109 Released on 2023-01-10
- Chrome Android 109 Released on 2023-01-10
- Edge 109 Released on 2023-01-12
- Firefox ❌ Vendor position : neutral (concerns: complexity)
- Firefox for Android ❌ Vendor position : neutral (concerns: complexity)
- Safari ❌
- Safari on iOS ❌
Origin trials
Origin trials let you try experimental features on your production website and give feedback to browser vendors. This feature currently has the following origin trials available:
- SpeculationRulesTargetHint on Chrome 135 to 140. Register for this origin trial. Provide feedback about this origin trial.
Usage (according to Chrome Platform Status)
~11.253% of page loads. More data at chromestatus.
Web Platform Tests (WPT)
View the latest WPT test results for this featureView as JSON | Edit this feature | Report an issue | Web-features entry: source, dist