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.
Spec: WebSockets ↗
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
| Area | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Total | 91.8%2463/2682 | 74.3%1994/2682 | 74.2%1989/2682 | 63.6%1705/2682 | 68.8%1844/2682 | 0.0%0/2682 |
| binary | 100.0%12/12 | 100.0%12/12 | 100.0%12/12 | 33.3%4/12 | 66.7%8/12 | 0.0%0/12 |
| closing-handshake | 100.0%9/9 | 100.0%9/9 | 100.0%9/9 | 44.4%4/9 | 66.7%6/9 | 0.0%0/9 |
| constructor | 94.4%544/576 | 94.4%544/576 | 94.1%542/576 | 91.1%525/576 | 92.7%534/576 | 0.0%0/576 |
| cookies | 81.0%17/21 | 95.2%20/21 | 76.2%16/21 | 9.5%2/21 | 61.9%13/21 | 0.0%0/21 |
| interfaces | 100.0%291/291 | 100.0%291/291 | 100.0%291/291 | 79.7%232/291 | 94.8%276/291 | 0.0%0/291 |
| keeping-connection-open | 100.0%3/3 | 100.0%3/3 | 100.0%3/3 | 66.7%2/3 | 66.7%2/3 | 0.0%0/3 |
| multi-globals | 100.0%3/3 | 100.0%3/3 | 100.0%3/3 | 100.0%3/3 | 100.0%3/3 | 0.0%0/3 |
| opening-handshake | 100.0%14/14 | 100.0%14/14 | 100.0%14/14 | 78.6%11/14 | 92.9%13/14 | 0.0%0/14 |
| security | 100.0%4/4 | 100.0%4/4 | 100.0%4/4 | 100.0%4/4 | 100.0%4/4 | 0.0%0/4 |
| stream | 76.1%484/636 | 0.0%0/636 | 0.0%0/636 | 0.0%0/636 | 0.0%0/636 | 0.0%0/636 |
| unload-a-document | 63.6%7/11 | 63.6%7/11 | 63.6%7/11 | 45.5%5/11 | 54.5%6/11 | 0.0%0/11 |