Calculated from the free Drone

1,500 Au = 15 common chips that = 1 T2 chip.

15k Au = 1 set of 10 T2 chips

50- T2 Chips cost 75k Au that = 5 -T3 chips

5 T3 chips = 1 master chip

Combination cost: T1 50 au × 50 sets= 2,500au
T2 200 au × 5 sets = 1k au
T3 500 au × 1 set = 500 au

75,000 + 2,500 + 1,000 + 500
= 79,000 Au
So one Master chip will cost 79k Au

Or you can start off with the 150 au T2 chips, still gonna be a tad pricey at 8k Au per T4 chip