Gemini Dollar (GUSD) is a stablecoin pegged to the US dollar, allowing interaction with the crypto market. It blends the dollar's reliability with the speed of crypto. As an ERC-20 token on Ethereum, GUSD is programmable for smart contracts and regulated by the NYDFS since 2018. Each GUSD is backed by cash or similar assets, and Gemini users can redeem 1 GUSD for $1.