xDai was the original name for the stable-token chain that became Gnosis Chain, an Ethereum-compatible sidechain using a stablecoin for transaction fees. It now operates under the Gnosis Chain name.
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- xDai was a sidechain compatible with Ethereum that used a stable-value token to pay transaction fees, keeping costs predictable. It was designed for low-cost transactions and payments.
- The network later merged into the Gnosis Chain following a community process, retaining its compatibility with Ethereum tooling. It continues to host applications that benefit from low fees and fast confirmation.