vcmi/config/ai/nkai/nkai-settings.json

{
	"maxRoamingHeroes" : 8,
	"maxpass" : 30,
	"mainHeroTurnDistanceLimit" : 10,
	"scoutHeroTurnDistanceLimit" : 5,
	"maxGoldPressure" : 0.3,
	"useTroopsFromGarrisons" : true
}