This procedure is defined in the server but not documented via ad_proc or proc_doc and may be intended as a private interface.

The procedure is defined as:

proc ::nsmcp::questionToolTiming {event} {
    
    if {![dict exists $event durationMs] || ![dict exists $event durationSource]} {return {}}
    set value [dict get $event durationMs]
    set source [dict get $event durationSource]
    if {![string is wideinteger -strict $value] || $value<0 || $value>9007199254740991
        || $source ni {codex-reported codex-observed api-observed}} {return {}}
    return [dict create durationMs $value durationSource $source]

}

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