The game's summoned monsters, called, were designed to play integral parts in the story and world as opposed to simple monsters to be called into battle: they were intelligent beings that Noctis needed to make an alliance with rather than simply commanding them.
The game's summoned monsters, referred to in-game as both "Astrals" and "Archeans" (in Japanese), were designed to play integral parts in the story and world as opposed to being simple monsters to be called into battle. They were intelligent beings that Noctis needed to make an alliance with rather than simply commanding them.