The Pokemon Company has confirmed that the Pokemon Global Link (PGL) is being updated for Pokemon Sun and Moon and will be available from the games’ launch date. The updated PGL website will include a host of new features, such as new online competitions, global missions and more. With the new games coming soon, the PGL is dropping support for Pokemon X, Y, Omega Ruby and Alpha Sapphire. Pokemon Sun and Moon will be released on November 18 for the Nintendo 3DS family of systems.
Pokemon Sun and Moon will utilize Pokemon Global Link features from the get-go
Pokémon Blog 