STD don't working on add_tag screen

Subj.
Example:

[
        'name'        => $term->name,
        'id'      => $term->slug,
        'type'    => 'number',
        'min'         => 1,
        'max'         => 10,
        'std'     => 5,
        'class'       => 'wing-attr'
    ]