The website looks good but it is very hard to know what they do exactly and what they sell, if you can be their customer or not just browsing the website. If you don't know them before.
Like do they sell a service or a product. Do they sell hardware, software or something else? it is very confusing.
We're working on making this easier to understand. Stay tuned! We know the last decade or so of using public cloud providers has made people forget that hardware and software are things you can own and run successfully. Oxide is exactly that. Hardware and software designed together to give you the public cloud experience on-premises.
Disclaimer: I work at Oxide.
I think https://oxide.computer/product/specifications makes it pretty clear:
If you need a rack full of computers that are managed programmatically via an API then this is the machine for you.