Shift4 will provide "seamless card processing" using Uniswap and other liquidity sources.
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Mastercard taps Chainlink to provide direct, onchain fiat-to-crypto conversions for cardholders
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Uniswap provides decentralized liquidity to power the token swaps initiated through XSwap, enabling permissionless exchange as part of Mastercard’s onchain payment route
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Shift4 facilitates fiat payments within the Mastercard and Chainlink integration, enabling secure card transactions that bridge traditional payment rails with on-chain token purchases
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