[mirashii]

> but it doesn't appear there's a "default"

From the page you linked: Nvim creates a default RPC socket at startup, given by v:servername.

You can follow the links on v:servername to read more about the startup process and figure out what that is, but tl;dr, it's a named pipe unless you override it.

[ollien]

Yep yep, makes sense. I was thinking about it running in headless mode (i.e. with --listen)