| The first Catnip Field costs 10 catnip, the first Hut 5 wood, the first Barn 50 wood, and the first Mine 100 wood. | js/buildings.js L350–358js/buildings.js L484–491js/buildings.js L792–799js/buildings.js L997–1004 | Code |
Each building carries its own priceRatio: 1.12 for the Catnip Field, 2.5 for the Hut, 1.75 for the Barn, and 1.15 for the Mine. | js/buildings.js L350–358js/buildings.js L484–491js/buildings.js L792–799js/buildings.js L997–1004 | Code |
| Each of a building's prices is , times the cost reductions in effect, with no rounding. | js/buildings.js L2589–2612 | Code |
| Upgrades lower a building's ratio toward 1 but never to it: reductions count in full up to 75% of , and past that each adds less, so their sum stays short of . | js/buildings.js L2568–2578game.js L2726–2745 | Code |
| Four workshop upgrades (Ironwood Huts, Concrete Huts, Unobtainium Huts, Eludium Huts) take 0.5, 0.3, 0.25, and 0.1 off the Hut's ratio of 2.5; their 1.15 runs past the 1.125 at which diminishing returns start (three quarters of the limit, 1.5), so the four bring it to about 1.35. | js/workshop.js L598–646js/workshop.js L598–646js/buildings.js L2568–2578 | Code |
| Five metaphysics perks bought with paragon, the reset currency, lower every building's ratio by 0.0865 in sum: 0.01, , , 0.02, and 0.0225. With all five, the Catnip Field's 1.12 becomes 1.0335. | js/prestige.js L4–16js/prestige.js L92–102js/prestige.js L106–116js/prestige.js L120–130js/prestige.js L133–140 | Code |
| A reset with more than 70 kittens adds one paragon for each kitten past 70; past 35 kittens it also adds karma kittens on a rising scale, 1 each to 60, then 4, 8, 13, 23, and 38 each past 60, 100, 150, 300, and 750. | game.js L5536–5555game.js L5471–5502 | Code |
| Karma is for karma kittens, so each point costs 5 more kittens than the last. | game.js L5866–5873game.js L5892–5897 | Code |