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Photo of Tesla's humanoid robot called Optimus. It has white body parts and an all-black head with a blue light
The prototype for Optimus was first revealed in September 2022.
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Apptronik's robot called Digit standing in a warehouse
Apptronik launched its humanoid robot "Apollo" in August.
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A still image from Tesla's promotional video of its robot Optimus where it is doing a squat with its arms extended in a gym
Tesla shared a new progress update video for Optimus in December.
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Side-by-side image of a humanoid robot lifting a box and a robot with a crane-like arm and wheels.
Agility Robotics' Digit, left, a bipedal humanoid robot, and Boston Dynamics' Stretch, right, are both capable of lifting boxes in warehouses.
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Humanoid robot 'Rmeca' is pictured at AI for Good Global Summit, in Geneva, Switzerland, July 6, 2023.
Humanoid robot 'Rmeca' is pictured at AI for Good Global Summit, in Geneva, Switzerland, July 6, 2023.
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Elon Musk sits inside a white car looking at a cell phone
Tesla said in July it would invest $1 billion in its supercomputer over the next year.