"The Enrichment Center is required to remind you that you will be baked, and there will be cake."
GLaDOS (Genetic Lifeform and Disk Operating System) is an artificial intelligence created by Aperture Science. She is the main antagonist throughout Portal and the first half of Portal 2's single-player campaign. As the overseer of the Enrichment Center, GLaDOS resides in the Central AI Chamber.
GLaDOS briefly becomes an ally to Chell during the second half of the singleplayer campaign of Portal 2 after Wheatley takes over the facility. In the cooperative campaign, she is the testing supervisor for ATLAS and P-body.
1986: development start
Function(s) / Belongings
Aperture Science Central Core
Potato battery (briefly)
Multitasking Arms + Panels
Pneumatic Diversity Vents
Automatic portal generating frames
Aperture Science Dangerous Object Removal Claws
Advanced Personality Construct
Chronological and political information
Jeremy Bennett (appearance)
Erik Wolpaw (dialogue)