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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

Spec: Speculation Rules ↗

Runs: Chrome 155.0.8039.0 (wpt@3f6b09ae3, 2026-09-03) | Firefox 157.0a1 (wpt@3f6b09ae3, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-795e1 (wpt@7e3d005d7, 2026-09-03) | Servo Servo 0.6 (wpt@09159dcb3, 2026-09-02) | Blitz 188486089 (wpt@a95401e4e, 2026-09-02)

Sort areas: alphabetical | by subtest count

AreaChromeFirefoxSafariLadybirdServoBlitz
Total75.7%539/71215.2%108/71228.2%201/7120.4%3/7120.4%3/7120.0%0/712
activation-header100.0%3/30.0%0/30.0%0/30.0%0/30.0%0/30.0%0/3
prefetch88.5%216/24434.8%85/24460.2%147/2440.0%0/2440.0%0/2440.0%0/244
prerender53.6%165/3080.0%0/3080.0%0/3080.0%0/3080.0%0/3080.0%0/308
prerender-until-script100.0%1/10.0%0/10.0%0/10.0%0/10.0%0/10.0%0/1
speculation-measurement98.2%56/573.5%2/573.5%2/573.5%2/573.5%2/570.0%0/57
speculation-tags98.9%89/9015.6%14/9047.8%43/900.0%0/900.0%0/900.0%0/90
TestChromeFirefoxSafariLadybirdServoBlitz
external-speculation-rules-errors.html3/33/33/30/30/3NOT RUN
header-only-top-level.htmlPASSTIMEOUTPASSFAILFAILNOT RUN
inline-speculation-rules-errors.htmlPASSTIMEOUTPASSTIMEOUTTIMEOUTNOT RUN
invalid-rules.https.html?prefetchPASSPASSPASSERRORERRORNOT RUN
invalid-rules.https.html?prerenderPASSPASSPASSERRORERRORNOT RUN
script-supports.https.html2/22/22/21/21/2NOT RUN