Artificial intelligence

Mr Smith told Mr White that he was the most agreeable artificial intelligence he had met since he arrived on Earth. (TV: Goodbye, Sarah Jane Smith)

The Cyberium was an artificial intelligence which contained all the knowledge and future history of all Cybermen, (TV: The Haunting of Villa Diodati) serving a role once held by the history computer. (TV: The Tomb of the Cybermen, PROSE: Iceberg, et al.) The Alliance sent the Cyberium back through time and space in order to prevent the return of the Cyberman Empire. (TV: Fugitive of the Judoon) It landed in Lake Geneva in June 1816. (TV: The Haunting of Villa Diodati)