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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 / wasm / jsapi

Spec: WebAssembly JavaScript Interface ↗

Runs: Chrome 155.0.8038.0 (wpt@b1a7025f8, 2026-09-02) | Firefox 157.0a1 (wpt@b1a7025f8, 2026-09-02) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a7884 (wpt@b1a7025f8, 2026-09-02) | Servo Servo 0.5 (wpt@2ccd2cbf8, 2026-09-01) | Blitz 7727414ca (wpt@a95401e4e, 2026-09-02)

Sort areas: alphabetical | by subtest count

AreaChromeFirefoxSafariLadybirdServoBlitz
TotalNO DATANO DATA90.9%2380/2619NO DATA89.1%2334/26190.0%0/2619
constructorNO DATANO DATA99.1%694/700NO DATA99.1%694/7000.0%0/700
esm-integrationNO DATANO DATA2.4%2/84NO DATA2.4%2/840.0%0/84
exceptionNO DATANO DATA90.0%54/60NO DATA75.0%45/600.0%0/60
functionNO DATANO DATA0.0%0/36NO DATA0.0%0/360.0%0/36
functionsNO DATANO DATA80.0%4/5NO DATA60.0%3/50.0%0/5
gcNO DATANO DATA96.0%72/75NO DATA96.0%72/750.0%0/75
globalNO DATANO DATA89.5%264/295NO DATA88.8%262/2950.0%0/295
instanceNO DATANO DATA97.6%282/289NO DATA98.3%284/2890.0%0/289
js-stringNO DATANO DATA96.8%92/95NO DATA96.8%92/950.0%0/95
jspiNO DATANO DATA93.3%42/45NO DATA93.3%42/450.0%0/45
memoryNO DATANO DATA85.2%132/155NO DATA72.3%112/1550.0%0/155
moduleNO DATANO DATA88.0%88/100NO DATA86.0%86/1000.0%0/100
tableNO DATANO DATA92.4%182/197NO DATA89.3%176/1970.0%0/197
tagNO DATANO DATA64.0%16/25NO DATA64.0%16/250.0%0/25
TestChromeFirefoxSafariLadybirdServoBlitz
idlharness.any.html91/9188/9191/9175/9188/91NOT RUN
idlharness.any.worker.html91/9188/9191/9175/9188/91NOT RUN
interface.any.html72/7271/7272/7272/7271/72NOT RUN
interface.any.jsSKIPSKIPSKIPSKIPSKIPNOT RUN
interface.any.worker.html72/7271/7272/7272/7271/72NOT RUN
proto-from-ctor-realm.html45/120120/120120/120120/120120/120NOT RUN
prototypes.any.html5/55/55/55/55/5NOT RUN
prototypes.any.jsSKIPSKIPSKIPSKIPSKIPNOT RUN
prototypes.any.worker.html5/55/55/55/55/5NOT RUN