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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 / encrypted-media

Spec: Encrypted Media Extensions ↗

Runs: Chrome 158.0.8110.0 (wpt@850b36a56, 2026-10-18) | Firefox 160.0a1 (wpt@b58866519, 2026-10-18) | Safari 254 preview (wpt@850b36a56, 2026-10-18) | Ladybird 1.0-1706f (wpt@850b36a56, 2026-10-18) | Servo Servo 0.7 (wpt@df642c414, 2026-10-17) | Blitz fb8d6c15e (wpt@cd1d8aa5b, 2026-10-17)

Score history

Percentage of subtests passing over time, one master run per day. Every engine's percentage is relative to the same denominator: the total number of subtests known to any engine in the latest runs (so lines are not distorted by tests being added to WPT, and an engine that skips tests is not flattered for it).

1 month3 months6 months1 year2 years4 yearsAll time
0%20%40%60%80%100%Nov 2025Dec 2025Jan 2026Feb 2026Mar 2026Apr 2026May 2026Jun 2026Jul 2026Aug 2026Sep 2026Oct 2026ChromeFirefoxSafariLadybirdServo

Sort: alphabetical | by subtest count

AreaChromeFirefoxSafariLadybirdServoBlitz
Total97.2%349/35970.1%252/35957.9%208/35941.2%148/3596.9%25/3590.0%0/359
TestChromeFirefoxSafariLadybirdServoBlitz
Total97.2%349/35970.1%252/35957.9%208/35941.2%148/3596.9%25/359NO DATA
clearkey-check-encryption-scheme.https.html3/33/33/33/30/3NOT RUN
clearkey-check-initdata-type.https.html3/33/33/33/30/3NOT RUN
clearkey-check-status-for-hdcp.https.html2/21/20/20/20/2NOT RUN
clearkey-events-session-closed-event.https.htmlPASSPASSFAILFAILFAILNOT RUN
clearkey-events.https.htmlPASSPASSPASSFAILERRORNOT RUN
clearkey-generate-request-disallowed-input.https.html7/77/76/73/70/7NOT RUN
clearkey-invalid-license.https.htmlPASSPASSPASSFAILFAILNOT RUN
clearkey-keystatuses-multiple-sessions.https.htmlPASSPASSPASSFAILERRORNOT RUN
clearkey-keystatuses.https.htmlPASSPASSPASSFAILERRORNOT RUN
clearkey-mp4-playback-temporary-clear-encrypted-segmented.https.htmlPASSPASSPASSFAILFAILNOT RUN
clearkey-mp4-playback-temporary-clear-encrypted.https.htmlPASSPASSPASSFAILFAILNOT RUN
clearkey-mp4-playback-temporary-encrypted-clear-sources.https.htmlPASSPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary-encrypted-clear.https.htmlPASSPASSPASSFAILFAILNOT RUN
clearkey-mp4-playback-temporary-events.https.htmlPASSFAILTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary-multikey-missing-saio.https.htmlPASSPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary-multikey-missing-senc.https.htmlPASSPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary-multikey-sequential-readyState.https.htmlFAILPASSFAILFAILFAILNOT RUN
clearkey-mp4-playback-temporary-multikey-sequential.https.htmlFAILPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary-multikey.https.htmlPASSPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary-multisession.https.htmlTIMEOUTPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary-setMediaKeys-after-src.https.htmlPASSPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary-setMediaKeys-after-update.https.htmlPASSPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary-setMediaKeys-immediately.https.htmlPASSPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary-setMediaKeys-onencrypted.https.htmlPASSPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary-two-videos.https.htmlPASSPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary-waitingforkey.https.htmlPASSPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-playback-temporary.https.htmlPASSPASSTIMEOUTFAILFAILNOT RUN
clearkey-mp4-requestmediakeysystemaccess.https.html58/5857/5851/5842/580/58NOT RUN
clearkey-mp4-reset-src-after-setmediakeys.https.htmlPASSPASSPASSFAILFAILNOT RUN
clearkey-mp4-setmediakeys-again-after-playback.https.htmlPASSPASSTIMEOUTFAILERRORNOT RUN
clearkey-mp4-setmediakeys-again-after-resetting-src.https.htmlPASSPASSTIMEOUTFAILERRORNOT RUN
clearkey-mp4-setmediakeys-at-same-time.https.htmlPASSPASSPASSFAILERRORNOT RUN
clearkey-mp4-setmediakeys-multiple-times-with-different-mediakeys.https.htmlPASSPASSPASSFAILERRORNOT RUN
clearkey-mp4-setmediakeys-multiple-times-with-the-same-mediakeys.https.htmlPASSPASSPASSFAILERRORNOT RUN
clearkey-mp4-setmediakeys-to-multiple-video-elements.https.htmlPASSPASSPASSFAILERRORNOT RUN
clearkey-mp4-setmediakeys.https.htmlPASSPASSPASSFAILERRORNOT RUN
clearkey-mp4-syntax-mediakeys.https.html3/33/32/30/30/3NOT RUN
clearkey-mp4-syntax-mediakeysession.https.html7/77/77/70/70/7NOT RUN
clearkey-mp4-syntax-mediakeysystemaccess.https.html2/22/22/21/20/2NOT RUN
clearkey-mp4-unique-origin.https.htmlPASSFAILFAILFAILFAILNOT RUN
clearkey-mp4-update-disallowed-input.https.htmlPASSPASSFAILPASSFAILNOT RUN
clearkey-mp4-waiting-for-a-key.https.htmlPASSPASSTIMEOUTFAILFAILNOT RUN
clearkey-not-callable-after-createsession.https.html3/33/33/30/30/3NOT RUN
clearkey-sharedarraybuffer.https.window.html6/66/66/60/60/6NOT RUN
clearkey-update-non-ascii-input.https.htmlPASSPASSPASSFAILFAILNOT RUN
drm-check-encryption-scheme.https.html3/30/33/33/30/3NOT RUN
drm-check-initdata-type.https.html3/33/33/33/30/3NOT RUN
drm-check-status-for-hdcp.https.html2/20/20/20/20/2NOT RUN
drm-events-session-closed-event.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-events.https.htmlPASSTIMEOUTERRORERRORERRORNOT RUN
drm-expiration.https.htmlPASSTIMEOUTERRORERRORERRORNOT RUN
drm-generate-request-disallowed-input.https.html4/40/40/40/40/4NOT RUN
drm-invalid-license.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-keystatuses-multiple-sessions.https.htmlPASSTIMEOUTERRORERRORERRORNOT RUN
drm-keystatuses.https.htmlPASSTIMEOUTERRORERRORERRORNOT RUN
drm-mp4-onencrypted.https.htmlPASSPASSFAILERRORERRORNOT RUN
drm-mp4-playback-destroy-persistent-license.https.htmlPASSTIMEOUTPASSPASSERRORNOT RUN
drm-mp4-playback-persistent-license-events.https.htmlPASSTIMEOUTPASSPASSERRORNOT RUN
drm-mp4-playback-persistent-license.https.htmlPASSTIMEOUTPASSPASSERRORNOT RUN
drm-mp4-playback-retrieve-destroy-persistent-license.https.htmlPASSTIMEOUTPASSPASSERRORNOT RUN
drm-mp4-playback-retrieve-persistent-license.https.htmlPASSTIMEOUTPASSPASSERRORNOT RUN
drm-mp4-playback-temporary-clear-encrypted.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-encrypted-clear-sources.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-encrypted-clear.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-events.https.htmlFAILTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-expired.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-multikey-sequential-readyState.https.htmlFAILTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-multikey-sequential.https.htmlFAILTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-multikey.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-multisession.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-playduration-keystatus.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-playduration.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-setMediaKeys-after-src.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-setMediaKeys-after-update.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-setMediaKeys-immediately.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-setMediaKeys-onencrypted.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-two-videos.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary-waitingforkey.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-playback-temporary.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-requestmediakeysystemaccess.https.html58/5821/583/5843/580/58NOT RUN
drm-mp4-reset-src-after-setmediakeys.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-setmediakeys-again-after-playback.https.htmlPASSTIMEOUTPASSPASSERRORNOT RUN
drm-mp4-setmediakeys-again-after-resetting-src.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-setmediakeys-at-same-time.https.htmlPASSTIMEOUTERRORERRORERRORNOT RUN
drm-mp4-setmediakeys-multiple-times-with-different-mediakeys.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-setmediakeys-multiple-times-with-the-same-mediakeys.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-setmediakeys-to-multiple-video-elements.https.htmlPASSTIMEOUTERRORERRORERRORNOT RUN
drm-mp4-setmediakeys.https.htmlPASSTIMEOUTERRORERRORERRORNOT RUN
drm-mp4-syntax-mediakeys.https.html3/30/30/30/30/3NOT RUN
drm-mp4-syntax-mediakeysession.https.html7/70/70/70/70/7NOT RUN
drm-mp4-syntax-mediakeysystemaccess.https.html2/21/21/21/20/2NOT RUN
drm-mp4-unique-origin.https.htmlPASSTIMEOUTFAILFAILERRORNOT RUN
drm-mp4-waiting-for-a-key.https.htmlPASSFAILFAILFAILERRORNOT RUN
drm-not-callable-after-createsession.https.html3/30/30/30/30/3NOT RUN
drm-temporary-license-type.https.htmlPASSTIMEOUTERRORERRORERRORNOT RUN
encrypted-media-default-permissions-policy.https.sub.html5/53/53/53/50/5NOT RUN
encrypted-media-supported-by-permissions-policy.tentative.htmlPASSFAILFAILFAILFAILNOT RUN
idlharness.https.html93/9393/9392/9336/9325/93NOT RUN
media-element-event-handler-attributes.html0/44/40/40/40/4NOT RUN
missing-sinf.htmlPASSPASSFAILFAILFAILNOT RUN