partial interface MLGraphBuilder
{
    ...
    MLOperand cumulativeSum(MLOperand input, unsigned long axis, optional MLCumulativeSumOptions options = {});
    MLOperand sign(MLOperand input, optional MLOperatorOptions options = {});
    MLOperand tile(MLOperand input, sequence<unsigned long> repetitions, optional MLOperatorOptions options = {});

    // Extends the family beyond the existing gather.
    MLOperand gatherElements(MLOperand input, MLOperand indices, optional MLGatherOptions options = {});
    MLOperand scatterElements(MLOperand input, MLOperand indices, MLOperand updates, optional MLScatterOptions options = {});
    MLOperand gatherND(MLOperand input, MLOperand indices, optional MLOperatorOptions options = {});
    MLOperand scatterND(MLOperand input, MLOperand indices, MLOperand updates, optional MLOperatorOptions options = {});

    MLOperand dequantizeLinear(MLOperand input, MLOperand scale, MLOperand zeroPoint, optional MLOperatorOptions options = {});
    MLOperand quantizeLinear(MLOperand input, MLOperand scale, MLOperand zeroPoint, optional MLOperatorOptions options = {});

    MLOperand logicalAnd(MLOperand a, MLOperand b, optional MLOperatorOptions options = {});
    MLOperand logicalOr(MLOperand a, MLOperand b, optional MLOperatorOptions options = {});
    MLOperand logicalXor(MLOperand a, MLOperand b, optional MLOperatorOptions options = {});
    MLOperand notEqual(MLOperand a, MLOperand b, optional MLOperatorOptions options = {});

    MLOperand reverse(MLOperand input, optional MLReverseOptions options = {});
    MLOperand slice(
        MLOperand input,
        sequence<[EnforceRange] unsigned long> starts,
        sequence<[EnforceRange] unsigned long> sizes,
        optional MLSliceOptions options = {} // Now includes steps
    );
    ...
}

dictionary MLCumulativeSumOptions : MLOperatorOptions
{
    boolean exclusive = false; // Post-sum addition rather than inclusive pre-sum. https://en.wikipedia.org/wiki/Prefix_sum
    boolean reversed = false; // Reverse the summation direction
}

// Already exists for `gather`. Reuse for `gatherElements` too.
dictionary MLGatherOptions : MLOperatorOptions
{
    unsigned long axis = 0;
};

dictionary MLScatterOptions : MLOperatorOptions
{
    unsigned long axis = 0;
};

dictionary MLReverseOptions : MLOperatorOptions
{
    sequence<[EnforceRange] unsigned long> axes;
};

dictionary MLSliceOptions : MLOperatorOptions
{
    sequence<[EnforceRange] unsigned long> strides;
};