Slaves
Assistants
Mechanical automations and dynamos, with the least intelligence to qualify as alive. Their intelligence has been designed by computers, designed to design intelligence by other computers.
Mechanicals are simple. They are tools which perform tasks. They have been designed to take input and produce output.
Mechanicals are orchestrated by a controller, or a mainframe. The mainframe may be more computationally powerful than its items, but it's as simple. Mechanicals do what they were designed to do.