Both free and paid relays. You can also check this list of paid ones by nostr:npub10jnx6stxk9h4fgtgdqv3hgwx8p4fwe3y73357wykmxm8gz3c3j3sjlvcrd 😉 https://relay.exchange
Discussion
Thanks! How can I find out spec comparisons of paid vs free relays? What type of infrastructure is required to build a solid paid relay?
Not sure if there’s a site with relay specs - paid ones don’t necessarily have to be better in terms of hardware.
I run my relay on 2gig ram, 2 cpus and it handles couple hundred clients just fine.
Here’s a guide to set up one: (nostream)