There are plenty of fancy vacuum cleaners on the market. Not all of them are tiny enough to fit under your furniture though. The JNC Teeny Tiny Robot Vacuum Cleaner is a slim robot that can access hard to reach areas. It has a 2.95cm body, 3 cleaning patterns, and 2 brushes. It delivers suction power up to 1000pa.
You can control the robot with a simple robot. It has sensors to avoid stairs.