MJ I used the "set [pitch v] effect to (num)" block and put "4.5" into (num), that's +0.45 semitones or 45 cents! (Cents is Semitones divided by 100, i forgot it meant the distance to the right of C, C to C# is +100 cents, -100 cents is C to Low B)
Credits to @BotDudeNow