> For the complete documentation index, see [llms.txt](https://xtop-pet.gitbook.io/xtoppet-whitepaper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xtop-pet.gitbook.io/xtoppet-whitepaper/what-is-xtoppet/core-gameplay/recharging-and-currency-management.md).

# Recharging and Currency Management

Players begin by recharging Ethereum (ETH) to purchase the in-game currency XTO. XTO is the foundational currency for all purchasing and trading operations within the game, including buying food, pets, and upgrade services.