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 / fetch / fetch-later
Spec: Fetch ↗
Runs: Chrome 155.0.8039.0 (wpt@0ea9f2aac, 2026-09-03) | Firefox 157.0a1 (wpt@0ea9f2aac, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a9df8 (wpt@9b4cabf6d, 2026-09-03) | Servo Servo 0.6 (wpt@7e3d005d7, 2026-09-03) | Blitz 188486089 (wpt@a95401e4e, 2026-09-02)
Sort areas: alphabetical | by subtest count
| Area | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Total | 86.4%133/154 | 5.8%9/154 | 5.8%9/154 | 5.8%9/154 | 77.9%120/154 | 0.0%0/154 |
| headers | 100.0%10/10 | 0.0%0/10 | 0.0%0/10 | 0.0%0/10 | 100.0%10/10 | 0.0%0/10 |
| permissions-policy | 83.3%10/12 | 8.3%1/12 | 8.3%1/12 | 8.3%1/12 | 33.3%4/12 | 0.0%0/12 |
| policies | 100.0%3/3 | 0.0%0/3 | 0.0%0/3 | 0.0%0/3 | 100.0%3/3 | 0.0%0/3 |
| quota | 76.9%60/78 | 7.7%6/78 | 7.7%6/78 | 7.7%6/78 | 74.4%58/78 | 0.0%0/78 |
| send-on-discard | 100.0%3/3 | 0.0%0/3 | 0.0%0/3 | 0.0%0/3 | 100.0%3/3 | 0.0%0/3 |
| Test | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| activate-after.https.window.html | 2/2 | 0/2 | 0/2 | 0/2 | 2/2 | NOT RUN |
| basic.https.window.html | 22/23 | 0/23 | 0/23 | 0/23 | 22/23 | NOT RUN |
| basic.https.worker.html | PASS | PASS | PASS | PASS | PASS | NOT RUN |
| iframe.https.window.html | PASS | ERROR | ERROR | ERROR | PASS | NOT RUN |
| new-window.https.window.html | 12/12 | 0/12 | 0/12 | 0/12 | 12/12 | NOT RUN |
| non-secure.window.html | PASS | PASS | PASS | PASS | PASS | NOT RUN |
| send-on-deactivate-with-background-sync.https.window.html | 3/3 | 0/3 | 0/3 | 0/3 | 0/3 | NOT RUN |
| send-on-deactivate.https.window.html | 5/5 | 0/5 | 0/5 | 0/5 | 3/5 | NOT RUN |