Leviathan

A dangerous fleet of warships controlled by artificial intelligence has already devastated two star systems and poses a serious threat to Geary's fleet.
The attack on the Syndic systems could spark another war between the Alliance and the Syndics. Furthermore, there is a risk that the dark ships will turn against their creators – the Alliance government. Naturally, the government is trying to keep its weapon, intended for both external and supposed internal enemies, a secret. However, it's clear that a mistake has been made somewhere, and the artificial intelligence is no longer under anyone's control. The AI-controlled ships are stronger and faster than Geary's – and tactically, they are his equal. Combined with the tense political situation, it's a recipe for a catastrophe that could destroy the entire Alliance…