What is actually confirmed
The public record gives you two facts and no more. The description on the game page names seas, ships, bosses and treasure, and never mentions a Discord. The social links endpoint, which is where a Roblox game normally publishes its server, returned 401 to us, which means "you are not allowed to read this", not "there is nothing there".
So the honest answer is that a server may exist and we could not see it. Anyone who tells you they have the official invite should be able to show where the developers posted it.
How to check from inside the game
- Open the game page on Roblox and look at the social links row under the description. If the developers published a server, it appears there for a logged-in account.
- Open the in-game menu and look for a Discord button. Games that run codes usually put the invite next to the code box.
- Ask in the game chat. Regulars know which server the developers actually read.
- Check the developer's Roblox profile and group page for a pinned community link.
If none of those four show an invite, there is no public server to join, whatever a search result claims.
Why we will not post an invite we cannot verify
A wrong invite sends you to a lookalike server that farms accounts. Roblox fan searches attract those, and a Discord invite is the cheapest thing to fake. We would rather tell you the status is unconfirmed than hand you a link that steals a login.
The same rule applies to code lists. Nothing we could check shows a working code for this game, and the codes check explains what was tested and what a real code would look like.
Where players talk in the meantime
The comment sections under recorded runs carry the practical conversation: which hull to buy, how the black tide works, and what the Flying Dutchman drops. That is also where the two competing answers about Poseidon's Compass come from, and both are written up on the Abyssal routes page.
If you are new and only want to play, the invite is not the blocker. The beginner guide covers the first thirty minutes, and the dated change log tells you whether a guide you read is still current.