AI players

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Version

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This article has been verified for the current PC version (2.7) of the game.

AI players refers to regular empires that are controlled by the AI. Unlike human players the AI is relatively predictable as it follows scripted guidelines.

Warfare Behavior[edit]

  • AI players will only declare war when they use at least 50% of their naval capacity and have at least 6 assault armies
  • AI players will only attack systems if their Fleet Power is 20% stronger than that of the opponent's
  • AI players will always retreat when they lost 50% of a fleet in a space battle
  • AI players will never retreat if they own less than 3 systems
  • AI players will never defend attacked systems if their Fleet Power is lower than that of the opponent's
  • AI players will never upgrade ships while at war
  • AI players will always use Selective orbital bombardment stance if their attitude is not hostile
  • AI players will always use highest available orbital bombardment stance if their attitude is hostile
  • AI players will never Jump into an enemy system unless its fleet has at least 33% more Fleet Power
  • AI players will always attack targets in the following order: Occupied systems > Fleets weakened by use of Jump Drive > Systems with colonies > Upgraded Starbases / Fleets / Systems they claimed > Other targets

Aggressiveness Behavior[edit]

  • AI players are 2 times more likely to declare war if they can't expand in systems with habitable planets
  • AI players are 4 times more likely to declare war if they can't expand in any system
  • AI players are 10 times more likely to declare war if they can't expand and are Auth hive mind.png Hive Mind or Civic machine assimilator.png Driven Assimilator

Claims Behavior[edit]

  • AI players that are independent will only make Claims on systems up to 4 hyperlane jumps from their borders
  • AI players that are subjects will only make Claims on systems up to 2 hyperlane jumps from their borders
  • AI players will always claim systems that have various features in the following order: Bordering them > Colony > Gateway/Wormhole > Natural resources > Other systems

Slave Market Behavior[edit]

  • AI players will not buy slaves if they have less than 2000 Energy Credits.png Energy
  • AI players will not sell slaves if they have more than 5000 Energy Credits.png Energy
  • AI players will always sell a Pop if they have at least 3 Unemployed Pops on a planet
  • AI players will always sell a Pop if they have at least 6 Unemployed Pops across the empire

Expansion Behavior[edit]

  • AI players will always build Starbases in systems that have various features in the following order: Gateway/Wormhole/Colonizable > Natural resources > Other systems
  • AI players will always upgrade Starbases in systems that have various features in the following order: Gateway/Wormhole > Megastructure > Colony > Habitable planets > Choke point > Uninhabitable systems
  • AI players will only build starbases up to two hyperlanes away from their controlled system
  • AI players will only colonize worlds that have at least 35% Mod habitability.png Habitability for any of their species
  • AI players will always try to have 1 colony ship, 3 construction ships and 3 science ships

Other[edit]

  • AI players will always use private colony ships if they can build them
  • AI players will never use ambition Edicts until they unlocked all Traditions
  • AI players will never Embrace a Faction unless more than 50% of its population belong to it
  • AI players will never sell more than 30% of their stockpile for any resource
  • AI players will not send a diplomatic request of the same type for 27 years if the previous one was rejected
  • AI players will only enlighten primitive civilizations if the civilization reached at least Steam Age and they have at least 1000 Energy Credits.png Energy
  • AI players will only consecrate habitable planets that have below 35% Mod habitability.png Habitability
  • AI players will only attack Leviathans if they have at least 40k Fleet Power
  • AI players that are Civic fanatic purifiers.pngCivic devouring swarm.pngCivic machine terminator.png Genocidal will attack enclaves once their Fleet Power is twice stronger
  • AI players will wait until they accumulate 105 Arcane technology.png Minor Artifacts and then always use an artifact action

Economy[edit]

AI players will always try to have the following surplus income. Once the second priority of an objective is reached they will try to achieve the next one.

Objective 1 Objective 2 Objective 3 Objective 4
First Priority
  • Energy Credits.png +10 Energy
  • Minerals.png +30 Minerals
  • Alloys.png +50 Alloys
  • Food.png +10 Food if it uses the resource
  • Consumer goods.png +20 Consumer Goods if it uses the resource
  • Energy Credits.png +30 Energy
  • Minerals.png +50 Minerals
  • Alloys.png +100 Alloys
  • Food.png +30 Food if it uses the resource
  • Consumer goods.png +20 Consumer Goods if it uses the resource
  • Energy Credits.png +50 Energy
  • Minerals.png +100 Minerals
  • Alloys.png +200 Alloys
  • Food.png +50 Food if it uses the resource
  • Consumer goods.png +20 Consumer Goods if it uses the resource
  • Energy Credits.png +50 Energy
  • Minerals.png +100 Minerals
  • Alloys.png +200 Alloys
  • Food.png +50 Food if it uses the resource
  • Consumer goods.png +20 Consumer Goods if it uses the resource
Second Priority
  • Pop.png +500 Pops
  • Energy Credits.png +50 Energy
  • Unity.png +50 Unity
  • Minerals.png +200 Minerals
  • Alloys.png +100 Alloys
  • Exotic gases.png +1 Exotic Gases
  • Rare crystals.png +1 Rare Crystals
  • Volatile motes.png +1 Volatile Motes
  • Research.png +200 Research of each type
  • Food.png +50 Food if it uses the resource
  • Consumer goods.png +50 Consumer Goods if it uses the resource
  • Pop.png +1000 Pops
  • Energy Credits.png +100 Energy
  • Unity.png +100 Unity
  • Minerals.png +500 Minerals
  • Alloys.png +300 Alloys
  • Exotic gases.png +2 Exotic Gases
  • Rare crystals.png +2 Rare Crystals
  • Volatile motes.png +2 Volatile Motes
  • Research.png +500 Research of each type
  • Food.png +100 Food if it uses the resource
  • Consumer goods.png +50 Consumer Goods if it uses the resource
  • Mod country admin cap add.png Administrative Capacity above Empire Sprawl
  • Pop.png +1500 Pops
  • Energy Credits.png +100 Energy
  • Unity.png +300 Unity
  • Minerals.png +500 Minerals
  • Alloys.png +500 Alloys
  • Exotic gases.png +3 Exotic Gases
  • Rare crystals.png +3 Rare Crystals
  • Volatile motes.png +3 Volatile Motes
  • Research.png +1500 Research of each type
  • Food.png +100 Food if it uses the resource
  • Consumer goods.png +50 Consumer Goods if it uses the resource
  • Mod country admin cap add.png Administrative Capacity above Empire Sprawl
  • Pop.png +10000 Pops
  • Energy Credits.png +100 Energy
  • Unity.png +300 Unity
  • Minerals.png +500 Minerals
  • Alloys.png +500 Alloys
  • Exotic gases.png +3 Exotic Gases
  • Rare crystals.png +3 Rare Crystals
  • Volatile motes.png +3 Volatile Motes
  • Dark Matter.png +3 Dark Matter
  • Living Metal.png +3 Living Metal
  • Zro.png +3 Zro
  • Research.png +6000 Research of each type
  • Food.png +200 Food if it uses the resource
  • Consumer goods.png +200 Consumer Goods if it uses the resource

Diplomatic Stance[edit]

AI players will choose their Diplomatic Stance with the following weights:

Stance Weight
Diplomatic stance belligerent.png Belligerent
  • x5 if uses slaves
  • x3 if Auth hive mind.png Hive Mind or Civic machine assimilator.png Driven Assimilator and can't expand
  • x2 if Fanatic Militarist.png Fanatic Militarist
  • x1.5 if Militarist.png Militarist
  • x1.5 if Fanatic Authoritarian.png Fanatic Authoritarian
  • x1.5 if Civic nationalistic zeal.png Nationalistic Zeal
  • x1.25 if Authoritarian.png Authoritarian
  • x0.5 if Pacifist.png Pacifist unless an empire rivaled them
  • x0 if Fanatic Pacifist.png Fanatic Pacifist unless an empire rivaled them
  • x0 if it hasn't encountered another empire
Diplomatic stance supremacy.png Supremacist
  • x10 if Awakened Empire
  • x10 if Apocalypse.png The Horde
  • x2 if Civic nationalistic zeal.png Nationalistic Zeal
  • x2 if Fanatic Militarist.png Fanatic Militarist
  • x1.5 if Militarist.png Militarist
  • x1.5 if Fanatic Authoritarian.png Fanatic Authoritarian
  • x1.25 if Authoritarian.png Authoritarian
  • x1.25 if uses slaves
  • x0 if another empire with the same stance has Superior Relative Power
  • x0 if another empire has Overwhelming Relative Power
  • x0 if it hasn't encountered another empire
Stance Weight
Diplomatic stance cooperative.png Cooperative
  • x3 if Federation Builders AI Personality
  • x2 if Fanatic Xenophile.png Fanatic Xenophile
  • x1.5 if Xenophile.png Xenophile
  • x1.3 if Fanatic Egalitarian.png Fanatic Egalitarian
  • x1.3 if Fanatic Pacifist.png Fanatic Pacifist
  • x1.15 if Egalitarian.png Egalitarian
  • x1.15 if Pacifist.png Pacifist
  • x1.1 if Fanatic Materialist.png Fanatic Materialist
  • x1.05 if Materialist.png Materialist
  • x0.75 if Authoritarian.png Authoritarian
  • x0.5 if Fanatic Authoritarian.png Fanatic Authoritarian
  • x0.1 if Xenophobe.png Xenophobe unless an empire rivaled them
  • x0 if Fanatic Xenophobe.png Fanatic Xenophobe unless an empire rivaled them
Diplomatic stance isolationist.png Isolationist
  • x100 if Civic inwards perfection.png Inwards Perfection
  • x0.25 if it hasn't encountered another empire
Diplomatic stance expansionist.png Expansionist x2 if it hasn't encountered another empire
Diplomatic stance mercantile.png Mercantile
  • x3 if Auth corporate.png Corporate
  • x1.25 if Civic free traders.png Free Traders
  • x0.65 if Civic private military companies.png Private Military Companies

Fleet Composition[edit]

AI players will use the following weights when building new ships for its fleets:

Size Weight
Corvette 100
75 if researched Tech destroyers.png destroyers tech
30 if researched Tech cruisers.png cruisers tech
25 if researched Tech battleships.png battleships tech
Destroyer 50
35 if researched Tech cruisers.png cruisers tech
25 if researched Tech battleships.png battleships tech
Cruiser 35
25 if researched Tech battleships.png battleships tech
Battleship 25

The AI will always build a Titan if it has the technology. It will build a second one if it has the resources but will never try to have more than two.

Army Composition[edit]

AI players will always try to have 10 armies, with an additional army for every 50 Pops up to a cap of 50 armies. They will always recruit only one type of army, with the following conditions:

Army Conditions
Army assault.png Assault Army
  • No.png Tech telepathy.png Telepathy technology
  • No.png Tech gene seed purification.png Gene Seed Purification technology
  • No.png Tech neural implants.png Neural Implants technology and uses slaves
  • No.png Tech droid workers.png Droids technology and Artificial Intelligence policy is set to Citizen Rights
  • No.png Tech gene banks.png Gene Banks technology and Militarist.png Militarist or Fanatic Militarist.png Fanatic Militarist
Army slave.png Slave Army
  • Yes.png Tech neural implants.png Neural Implants technology and uses slaves
  • No.png Tech telepathy.png Telepathy technology
  • No.png Tech gene seed purification.png Gene Seed Purification technology
  • No.png Tech gene banks.png Gene Banks technology and Militarist.png Militarist or Fanatic Militarist.png Fanatic Militarist
Army robotic.png Robotic Army
  • Yes.png Tech droid workers.png Droids technology and Artificial Intelligence policy is set to Citizen Rights
  • No.png Tech telepathy.png Telepathy technology
  • No.png Tech gene seed purification.png Gene Seed Purification technology
Army clone.png Clone Army
  • Yes.png Tech gene banks.png Gene Banks technology and Militarist.png Militarist or Fanatic Militarist.png Fanatic Militarist
  • No.png Tech telepathy.png Telepathy technology
  • No.png Tech gene seed purification.png Gene Seed Purification technology
Army psionic.png Psionic Army
  • Yes.png Tech telepathy.png Telepathy technology
  • No.png Tech gene seed purification.png Gene Seed Purification technology
Army gene warrior.png Gene Warrior Army Yes.png Tech gene seed purification.png Gene Seed Purification technology
Army assault m.png Hunter-Killer Army No.png Tech adaptive combat algorithms.png Adaptive Combat Algorithms technology
Army assault m.png Battle Frame Army Yes.png Tech adaptive combat algorithms.png Adaptive Combat Algorithms technology

Ascension Perks[edit]

AI players will choose an Ascension Perk as soon as a slot is available with the following weights:

Ascension Perk Weight
Ap world shaper.png World Shaper 5
Ap executive vigor.png Executive Vigor 10
Ap transcendent learning.png Transcendent Learning 10
Ap imperial prerogative.png Imperial Prerogative 10
Ap consecrated worlds.png Consecrated Worlds 10
Ap mastery of nature.png Mastery of Nature 1
5 if second Ascension Perk
10 if first Ascension Perk
Ap one vision.png One vision 10
20 if Authoritarian.png Authoritarian or Spiritualist.png Spiritualist
30 if Fanatic Authoritarian.png Fanatic Authoritarian or Fanatic Spiritualist.png Fanatic Spiritualist
Ap technological ascendancy.png Technological Ascendancy 10
20 if Materialist.png Materialist
30 if Fanatic Materialist.png Fanatic Materialist
Ap interstellar dominion.png Interstellar Dominion 10
20 if Xenophobe.png Xenophobe
30 if Fanatic Xenophobe.png Fanatic Xenophobe
Ap reach for the stars.png Grasp the Void 10
15 if Xenophobe.png Xenophobe
30 if Civic inwards perfection.png Inwards Perfection
Ap eternal vigilance.png Eternal Vigilance 10
15 if Xenophobe.png Xenophobe
30 if Civic inwards perfection.png Inwards Perfection
Ap galactic force projection.png Galactic Force Projection 10
15 if below 20 colonies
20 if below 10 colonies
x2 if Militarist.png Militarist
x3 if Fanatic Militarist.png Fanatic Militarist
Ap galactic contender.png Galactic Contender 10 if a neighbor is a Fallen Empire
20 if a neighbor is an Awakened Empire
Ap shared destiny.png Shared Destiny 5 if has any Diplomacy isvassal.png Vassal
Ap defender of the galaxy.png Defender of the Galaxy 20 if a crisis is happening
Ascension Perk Weight
Ap hive worlds.png Hive Worlds 10
Ap machine worlds.png Machine Worlds 10
Ap synthetic age.png Synthetic Age 10
Ap universal transactions.png Universal Transactions 10
Ap enigmatic engineering.png Enigmatic Engineering 10
20 if Materialist.png Materialist
30 if Fanatic Materialist.png Fanatic Materialist
Ap voidborn.png Voidborn 10
20 if Pacifist.png Pacifist
30 if Fanatic Pacifist.png Fanatic Pacifist
Ap galactic wonders.png Galactic Wonders 10
20 if Pacifist.png Pacifist
30 if Fanatic Pacifist.png Fanatic Pacifist
Ap master builders.png Master Builders 10
20 if Pacifist.png Pacifist
30 if Fanatic Pacifist.png Fanatic Pacifist
Ap arcology project.png Arcology Project 10
20 if Pacifist.png Pacifist
30 if Fanatic Pacifist.png Fanatic Pacifist
Ap xeno compatibility.png Xeno-Compatibility 10
20 if Xenophile.png Xenophile
30 if Fanatic Xenophile.png Fanatic Xenophile
Ap colossus project.png Colossus Project 10
x2 if Militarist.png Militarist or Fanatic Militarist.png Fanatic Militarist
x2 if Xenophobe.png Xenophobe or Fanatic Xenophobe.png Fanatic Xenophobe
x0.25 if Pacifist.png Pacifist or Fanatic Pacifist.png Fanatic Pacifist
x0.1 if Xenophile.png Xenophile or Fanatic Xenophile.png Fanatic Xenophile
x10 if Civic fanatic purifiers.png Fanatic Purifiers
x10 if Civic machine terminator.png Determined Exterminator
Ap nihilistic acquisition.png Nihilistic Acquisition 10 if it can enslave aliens
Ascension Perk Weight
Ap engineered evolution.png Engineered Evolution 10
0 if below 10 colonies
Ap evolutionary mastery.png Evolutionary Mastery 100
Ap the flesh is weak.png The Flesh is Weak 2
20 if Materialist.png Materialist or Fanatic Materialist.png Fanatic Materialist
0 if below 10 colonies
Ap synthetic evolution.png Synthetic Evolution 100
Ap mind over matter.png Mind over Matter 2
20 if Spiritualist.png Spiritualist or Fanatic Spiritualist.png Fanatic Spiritualist
0 if below 10 colonies
Ap transcendence.png Transcendence 100

Relics[edit]

AI players will use the following weights when activating a Relic:

Relic Weight
R contingency core.png Isolated Contingency Core 100
R prethoryn queen.png Prethoryn Brood-Queen 100
R worm scales.png Scales of the Worm 100
R war forge.png Cybrex War Forge 100
R pox sample.png Javorian Pox Sample 100
R orb insight.png Vultaum Reality Perforator 100
R cryo core.png Yuht Cryo Core 100
R dragon trophy.png Ether Drake Trophy 100
R ancient sword.png Blade of the Huntress 100
R severed head.png Head of Zarqlan 100
R baol.png The Last Baol 100
R surveyor.png The Surveyor 120
R zro crystal.png Psionic Archive 200
R galatron.png The Galatron 200
Relic Weight
R unbidden warlock.png Extradimensional Warlock 10
0 if it has neither version of Jump Drive
R rubricator.png The Rubricator 75
150 if below 30 Arcane technology.png Minor Artifacts
R khans throne.png Khan's Throne 100
x2 if Militarist.png Militarist or Fanatic Militarist.png Fanatic Militarist
x3 if at war
R mechano calibrator.png The Defragmentor 100
115 if Auth machine intelligence.png Machine Intelligence
R galaxy.png Miniature Galaxy 100
150 if Materialist.png Materialist or Fanatic Materialist.png Fanatic Materialist
R omnicodex.png The Omnicodex 100
200 if Xenophile.png Xenophile or Fanatic Xenophile.png Fanatic Xenophile

Megastructures[edit]

AI players will only construct megastructures when at peace and generally only in systems that are surrounded by other owned systems. They will use the following weights when deciding which megastructure to construct:

Relic Weight
Tech gateway construction.png Gateway 5
Tech ring world.png Ring World 10
Tech dyson sphere.png Dyson Sphere 15
Tech matter decompressor.png Matter Decompressor 15
Tech interstellar assembly.png Interstellar Assembly 15
Tech mega art.png Mega Art Installation 15
Tech strategic coordination.png Strategic Coordination Center 15
Tech mega shipyard.png Mega Shipyard 15
Tech think tank.png Science Nexus 10
20 if Materialist.png Materialist or Fanatic Materialist.png Fanatic Materialist
Tech spy orb.png Sentry Array 10
20 if Militarist.png Militarist or Fanatic Militarist.png Fanatic Militarist

Edicts[edit]

AI players will use the following weights when deciding which Influence Edict to activate:

Edict Weight
Nutritional Plentiude 100
Capacity Subsidies 100
Forge Subsidies 100
Peace Festivals 100
Drone Overdrive 100
Expanded Breeding Program 100
Evacuation Protocols 100
Greater Than Ourselves 100
Extended Shifts 100
150 if Authoritarian.png Authoritarian
200 if Fanatic Authoritarian.png Fanatic Authoritarian
Map the Stars 100 if less than 50 years passed
Edict Weight
Information Quarantine 3
Fortify the Border 10
Fleet Supremacy 10
Research Subsidies 10
Mining Subsidies 10
Industrial Subsidies 10
Farming Subsidies 10
Veneration of Saints 10

Traditions[edit]

AI players will use the following weights when deciding which Tradition tree to adopt. Once it has adopted a Tradition tree it will not focus on another one until it finishes the current one.

Tradition tree Weight
Domination x1
Expansion x5 if less than 10 years passed
Discovery x5 if less than 10 years passed
x2 if Materialist.png Materialist
x3 if Fanatic Materialist.png Fanatic Materialist
Prosperity x5 if less than 10 years passed
x2 if Pacifist.png Pacifist
x3 if Fanatic Pacifist.png Fanatic Pacifist
Diplomacy / Adaptability / Versatility x5 if part of a Federation
x2 if Xenophile.png Xenophile
x3 if Fanatic Xenophile.png Fanatic Xenophile
Supremacy x2 if Militarist.png Militarist
x2 if Xenophobe.png Xenophobe
x3 if Fanatic Militarist.png Fanatic Militarist
x3 if Fanatic Xenophobe.png Fanatic Xenophobe
Harmony / Synchronicity x2 if Authoritarian.png Authoritarian
x2 if Egalitarian.png Egalitarian
x2 if Spiritualist.png Spiritualist
x3 if Fanatic Authoritarian.png Fanatic Authoritarian
x3 if Fanatic Egalitarian.png Fanatic Egalitarian
x3 if Fanatic Spiritualist.png Fanatic Spiritualist