WPT
wpt / webnn / validation_tests / lstmCell.https.any.html?npu
Spec: Web Neural Network API ↗
Runs: Chrome 155.0.8039.0 (wpt@426cae6e2, 2026-09-03) | Firefox 157.0a1 (wpt@426cae6e2, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a9df8 (wpt@e6996908b, 2026-09-03) | 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 | 38/38 | 0/38 | 0/38 | 0/38 | 0/38 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| assert_not_equals(navigator.ml, undefined, "ml property is defined on navigator") | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] throw if input is from another builder | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] throw if weight is from another builder | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] throw if recurrentWeight is from another builder | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] throw if hiddenState is from another builder | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] throw if cellState is from another builder | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] throw if bias option is from another builder | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] throw if recurrentBias option is from another builder | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] throw if peepholeWeight option is from another builder | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Test with default options | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Test with given options | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if hiddenSize is equal to zero | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if hiddenSize is too large | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the input data type is not one of the floating point types | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the rank of input is not 2 | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the shape of input is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the data type of weight is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the rank of weight is not 2 | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the shape of weight is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the data type of recurrentWeight is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the rank of recurrentWeight is not 2 | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the shape of recurrentWeight is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the data type of hiddenState is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the rank of hiddenState is not 2 | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the shape of hiddenState is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the data type of cellState is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the rank of cellState is not 2 | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the shape of cellState is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the data type of options.bias is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the rank of options.bias is not 1 | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the shape of options.bias is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the data type of options.recurrentBias is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the rank of options.recurrentBias is not 1 | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the shape of options.recurrentBias is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the data type of options.peepholeWeight is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the rank of options.peepholeWeight is not 1 | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the shape of options.peepholeWeight is incorrect | PASS | FAIL | FAIL | FAIL | FAIL | — |
| [lstmCell] Throw if the size of options.activations is not 3 | PASS | FAIL | FAIL | FAIL | FAIL | — |