There are a lot of "really great, real soon now" humanoid robot startups.[2][3] As far as I can tell, nobody has yet deployed one in a production environment.
On the mechanical engineering side, it's likely that a drone company will have the first big low-cost product. Drone companies have people who understand sensors, balance, navigation, reliability, and weight/cost/strength tradeoffs.
[1] https://james.darpinian.com/blog/you-havent-seen-these-real-...
They also patched the known jailbreak methods early this year, so all newer models lack sensor access unless you pay Unitree massive $$$ for SDK access.
The base Go2 is a fun toy, though. There’s a high level web SDK you can use for free.