Behind whom? You are most likely referring to Boston Dynamics based on the 10 year comment. Optimus doesn't do back flips, so sure it's 10 years behind on backflips. Boston Dynamics famously doesn't do AI for control, not sure what you are talking about.
Does Tesla? All we’ve seen is remote operation
It's on par with Asimo, when not being controlled by a remote human. But you're probably too young to remember what Asimo is.
Notably the current humanoid Boston Dynamics robot also doesn't do backflips.