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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 / web-animations / timing-model / animations

Spec: Web Animations ↗

Runs: Chrome 155.0.8041.0 (wpt@4a01b83e3, 2026-09-04) | Firefox 157.0a1 (wpt@e7122b73f, 2026-09-04) | Safari 251 preview (wpt@2c385f65e, 2026-09-04) | Ladybird 1.0-70fb3 (wpt@4a01b83e3, 2026-09-04) | Servo Servo 0.6 (wpt@7e3d005d7, 2026-09-03) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)

Sort areas: alphabetical | by subtest count

Area	Chrome	Firefox	Safari	Ladybird	Servo	Blitz
Total	98.9%185/187	98.9%185/187	98.9%185/187	98.4%184/187	0.0%0/187	0.0%0/187

Test	Chrome	Firefox	Safari	Ladybird	Servo	Blitz
canceling-an-animation.html	8/8	8/8	8/8	8/8	0/8	NOT RUN
document-timeline-animation.html	PASS	PASS	PASS	PASS	TIMEOUT	NOT RUN
finish-promise-after-reverse-delay.html	PASS	PASS	FAIL	PASS	FAIL	NOT RUN
finishing-an-animation.html	20/21	21/21	21/21	21/21	0/21	NOT RUN
infinite-duration-animation.html	PASS	PASS	PASS	PASS	TIMEOUT	NOT RUN
invalidating-animation-before-start-time-synced.html	PASS	PASS	PASS	PASS	ERROR	NOT RUN
pausing-an-animation.html	6/6	6/6	6/6	6/6	0/6	NOT RUN
play-states.html	16/16	16/16	16/16	16/16	0/16	NOT RUN
playing-an-animation.html	13/13	13/13	12/13	13/13	0/13	NOT RUN
reverse-running-animation.html	PASS	PASS	PASS	PASS	TIMEOUT	NOT RUN
reversing-an-animation.html	18/18	18/18	18/18	17/18	0/18	NOT RUN
seamlessly-updating-the-playback-rate-of-an-animation.html	9/10	10/10	10/10	10/10	0/10	NOT RUN
setting-the-current-time-of-an-animation.html	10/10	9/10	10/10	10/10	0/10	NOT RUN
setting-the-playback-rate-of-an-animation.html	8/8	8/8	8/8	8/8	0/8	NOT RUN
setting-the-start-time-of-an-animation.html	13/13	12/13	13/13	13/13	0/13	NOT RUN
setting-the-target-effect-of-an-animation.html	7/7	7/7	7/7	7/7	0/7	NOT RUN
setting-the-timeline-of-an-animation.html	16/16	16/16	16/16	16/16	0/16	NOT RUN
start-time-compat.html	PASS	PASS	PASS	ERROR	FAIL	NOT RUN
sync-start-times.html	PASS	PASS	PASS	PASS	TIMEOUT	NOT RUN
the-current-time-of-an-animation.html	5/5	5/5	5/5	5/5	0/5	NOT RUN
update-playback-rate-fast.html	PASS	PASS	PASS	PASS	TIMEOUT	NOT RUN
update-playback-rate-zero.html	PASS	PASS	PASS	PASS	TIMEOUT	NOT RUN
updating-the-finished-state.html	27/27	27/27	27/27	26/27	0/27	NOT RUN