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WPT

This page compares scores on the Web Platform Tests across web engines, using the latest master runs from wpt.fyi and Blitz's own test runner.

wpt / speculation-rules / speculation-measurement

Spec: Speculation Rules ↗

Runs: Chrome 155.0.8038.0 (wpt@05fffeacb, 2026-09-02) | Firefox 157.0a1 (wpt@7addae031, 2026-09-02) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-410b4 (wpt@ce41a9c47, 2026-09-02) | Servo Servo 0.6 (wpt@09159dcb3, 2026-09-02) | Blitz 188486089 (wpt@a95401e4e, 2026-09-02)

Sort areas: alphabetical | by subtest count

AreaChromeFirefoxSafariLadybirdServoBlitz
Total98.2%56/573.5%2/573.5%2/573.5%2/573.5%2/570.0%0/57
TestChromeFirefoxSafariLadybirdServoBlitz
performance-speculations-early-hints-preconnect.tentative.h2.window.htmlPASSPASSPASSPASSPASSNOT RUN
performance-speculations-early-hints-preload.tentative.h2.window.htmlPASSPASSPASSPASSPASSNOT RUN
performance-speculations-multiple-early-hints-preconnect.tentative.h2.window.htmlPASSFAILERRORFAILFAILNOT RUN
performance-speculations-navigation-destination-url.tentative.https.html8/80/80/80/80/8NOT RUN
performance-speculations-navigations-eagerness.tentative.https.html5/50/50/50/50/5NOT RUN
performance-speculations-navigations-pointerdown.tentative.https.htmlTIMEOUTERRORERRORERRORERRORNOT RUN
performance-speculations-navigations.tentative.https.html9/90/90/90/90/9NOT RUN
performance-speculations-preconnect-response-header.tentative.htmlPASSFAILFAILFAILFAILNOT RUN
performance-speculations-preconnect.tentative.html8/80/80/80/80/8NOT RUN
performance-speculations-preredirect-urls.tentative.https.html4/40/40/40/40/4NOT RUN
performance-speculations-unused-preload.tentative.html10/100/100/100/100/10NOT RUN
performance-speculations-used-preload.tentative.html8/80/80/80/80/8NOT RUN