WPT
wpt / speculation-rules / speculation-measurement / performance-speculations-preconnect.tentative.html
Spec: Speculation Rules ↗
Runs: Chrome 155.0.8041.0 (wpt@2c385f65e, 2026-09-04) | Firefox 157.0a1 (wpt@2c385f65e, 2026-09-04) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a7825 (wpt@2c385f65e, 2026-09-04) | Servo Servo 0.6 (wpt@7e3d005d7, 2026-09-03) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 8/8 | 0/8 | 0/8 | 0/8 | 0/8 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| performance.getSpeculations() preconnect interface | PASS | FAIL | FAIL | FAIL | FAIL | — |
| Preconnect: no crossorigin | PASS | FAIL | FAIL | FAIL | FAIL | — |
| Preconnect: crossorigin=anonymous | PASS | FAIL | FAIL | FAIL | FAIL | — |
| Preconnect: crossorigin=use-credentials | PASS | FAIL | FAIL | FAIL | FAIL | — |
| Preconnect reports origin only | PASS | FAIL | FAIL | FAIL | FAIL | — |
| Preconnect dedups identical (origin, crossorigin) | PASS | FAIL | FAIL | FAIL | FAIL | — |
| Preconnect: none and use-credentials are distinct entries | PASS | FAIL | FAIL | FAIL | FAIL | — |
| Preconnect: distinct crossorigin values are distinct entries | PASS | FAIL | FAIL | FAIL | FAIL | — |