Confident Introvert

Person who has confidence to speak up or have a good social skills but still introverted meaning he is fine with few people or few group of friends but is worn out by large group of people. They won't fake themselves and give a fake compliments because they don't have anxiety or are not shy but they don't prefer to be at the center of attention, they can labeled as social introvert and can be mistaken for being an extrovert or ambivert

"Paul claims to be introvert but he don't seems shy or have anxiety to speak"
"He must be a confident introvert"