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AI players

Version

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This article is considered accurate for the current version (2.3) 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.

Contents

Warfare BehaviorEdit

  • 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 never retreat if they own less than 3 systems
  • AI players will always retreat when they lost 50% of a fleet in a space battle
  • AI players will never defend attacked systems if their Fleet Power is lower than that of the opponent's
  • AI players will only use the Indiscriminate or Armageddon Bombardment stances 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 BehaviorEdit

  • 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   Hive Mind or   Driven Assimilator

Claims BehaviourEdit

  • 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 BehaviorEdit

  • AI players will not buy slaves if they have less than 2000   Energy
  • AI players will not sell slaves if they have more than 5000   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

Starbase BehaviorEdit

  • 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

OtherEdit

  • AI players will only colonize worlds that have at least 35%   Habitability for any of their species
  • 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 they reached at least Steam Age
  • AI players will only attack Leviathans if they have at least 40k Fleet Power
  • AI players will only construct Megastructures in systems that are surrounded by other owned systems
  • AI players that are     Genocidal will attack enclaves once their Fleet Power is twice stronger

Civilian ShipsEdit

AI players will always try to have these many civilian ships:

Ship Nr.
Science Ship 2
+1 for every 15 owned systems
Construction Ship 2
+1 for every 10 owned systems
Colony Ship 1

Fleet CompositionEdit

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

Size Weight
Corvette 100
75 if researched   destroyers tech
30 if researched   cruisers tech
25 if researched   battleships tech
Destroyer 50
35 if researched   cruisers tech
25 if researched   battleships tech
Cruiser 35
25 if researched   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 CompositionEdit

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
  Assault Army
  •     Telepathy technology
  •     Gene Seed Purification technology
  •     Neural Implants technology and uses slaves
  •     Droids technology and Artificial Intelligence policy is set to Citizen Rights
  •     Gene Banks technology and   Militarist or   Fanatic Militarist
  Slave Army
  •     Neural Implants technology and uses slaves
  •     Telepathy technology
  •     Gene Seed Purification technology
  Robotic Army
  •     Droids technology and Artificial Intelligence policy is set to Citizen Rights
  •     Telepathy technology
  •     Gene Seed Purification technology
  Clone Army
  •     Gene Banks technology and   Militarist or   Fanatic Militarist
  •     Telepathy technology
  •     Gene Seed Purification technology
  Psionic Army
  •     Telepathy technology
  •     Gene Seed Purification technology
  Gene Warrior Army     Gene Seed Purification technology
  Hunter-Killer Army     Adaptive Combat Algorithms technology
  Battle Frame Army     Adaptive Combat Algorithms technology

Ascension PerksEdit

AI players will use the following weights when picking an Ascension Perk:

Ascension Perk Weight
  World Shaper 5
  Executive Vigor 10
  Transcendent Learning 10
  Imperial Prerogative 10
  Consecrated Worlds 10
  Mastery of Nature 1
5 if second Ascension Perk
10 if first Ascension Perk
  One vision 10
20 if   Authoritarian or   Spiritualist
30 if   Fanatic Authoritarian or   Fanatic Spiritualist
  Technological Ascendancy 10
20 if   Materialist
30 if   Fanatic Materialist
  Interstellar Dominion 10
20 if   Xenophobe
30 if   Fanatic Xenophobe
  Grasp the Void 10
15 if   Xenophobe
30 if   Inwards Perfection
  Eternal Vigilance 10
15 if   Xenophobe
30 if   Inwards Perfection
  Galactic Force Projection 10
15 if below 20 colonies
20 if below 10 colonies
x2 if   Militarist
x3 if   Fanatic Militarist
  Galactic Contender 10 if a neighbor is a Fallen Empire
20 if any Fallen Empire awakened
  Shared Destiny 5 if has any   Vassal
  Defender of the Galaxy 20 if a crisis is happening
Ascension Perk Weight
  Hive Worlds 10
  Machine Worlds 10
  Synthetic Age 10
  Universal Transactions 10
  Enigmatic Engineering 10
20 if   Materialist
30 if   Fanatic Materialist
  Voidborn 10
20 if   Pacifist
30 if   Fanatic Pacifist
  Galactic Wonders 10
20 if   Pacifist
30 if   Fanatic Pacifist
  Master Builders 10
20 if   Pacifist
30 if   Fanatic Pacifist
  Arcology Project 10
20 if   Pacifist
30 if   Fanatic Pacifist
  Xeno-Conpatibility 10
20 if   Xenophile
30 if   Fanatic Xenophile
  Colossus Project 10
x2 if   Militarist
x2 if   Xenophobe
x10 if   Fanatic Purifiers
x10 if   Determined Exterminator
x0.25 if   Pacifist
x0.1 if   Xenophile
  Nihilistic Acquisition 10 if it can enslave aliens
Ascension Perk Weight
  Engineered Evolution 10
0 if below 10 colonies
  Evolutionary Mastery 100
  The Flesh is Weak 2
20 if   Materialist or   Fanatic Materialist
0 if below 10 colonies
  Synthetic Evolution 100
  Mind over Matter 2
20 if   Spiritualist or   Fanatic Spiritualist
0 if below 10 colonies
  Transcendence 100

RelicsEdit

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

Relic Weight
  Cybrex War Forge 100
  Javorian Pox Sample 100
  Vultaum Reality Perforator 100
  Yuht Cryo Core 100
  Isolated Contingency Core 100
  Prethoryn Brood-Queen 100
  Scales of the Worm 100
  Ether Drake Trophy 100
  Blade of the Huntress 100
  Head of Zarqlan 100
  The Last Baol 100
  The Surveyor 120
  Psionic Archive 200
  The Galatron 200
Relic Weight
  Extradimensional Warlock 10
40 if at war
  The Rubricator 75
150 if below 30   Minor Artifacts
  Khan's Throne 100
x2 if   Militarist or   Fanatic Militarist
x3 if at war
  The Defragmentor 100
115 if   Machine Intelligence
  Miniature Galaxy 100
150 if   Materialist or   Fanatic Materialist
  The Omnicodex 100
200 if   Xenophile or   Fanatic Xenophile