typeOf

Returns a runtime representation of the given reified type T as an instance of KType.

inline fun <T> typeOf(): KType(source)

import kotlin.reflect.typeOf

fun main() {
    val stringType = typeOf<String>()
    println("KType of String: $stringType")

    val listIntType = typeOf<List<Int>>()
    println("KType of List<Int>: $listIntType")
}

Source