petri

an artificial life laboratory

organisms

food

attacks

Free exploration. Tune parameters and watch evolution unfold.

10 evolution puzzles across 3 difficulty tiers.

AI-powered hypothesis testing with statistical analysis.

food rate 3

mutation rate 5%

energy & metabolism (5)

feed energy 20

feed radius 10

move cost 0.20

idle cost 0.05

max energy 150

reproduction (3)

repro threshold 120

repro cost 70

mutation strength 0.150

combat (4)

attack cost 5.0

attack range 12.0

attack damage 35

kill reward 25

perception (2)

vision range 80

field of view 135deg

environment (5)

max food 500

day length 2000

season length 20000

patch drift 0.02

catastrophe rate 0.0002

structure (2)

initial pop 50

pheromone grid 20

applies on reset