As for the pricing models, it will be available as a "free-to-start game" but it's also been confirmed by The Pokémon Company ...

Pokémon Scarlet and Violet, Super Mario Odyssey, and others have all received widespread improvements on the Switch 2, as Nintendo releases the full patch notes.

The Pokémon Company is pleased to share the latest news about the Nintendo Switch and Nintendo Switch 2 software title ...