CoinDesk
Mastercard is opening its settlement network to regulated U.S. dollar stablecoins — including Circle's USDC, Paxos-issued PYUSD and USDP, Ripple's RLUSD and SoFiUSD — across six blockchain networks: Ethereum, Solana, Polygon, Base, Arbitrum and XRPL. The new framework enables intraday, weekend and holiday settlement alongside existing fiat processes, moving the world's second-largest card network toward a genuinely always-on model.
Why it matters
For decades, card authorization has been instant but interbank settlement has run on batch cycles constrained by banking hours and holiday calendars. Mastercard's move rewires that back-end plumbing. As Raj Dhamodharan, Mastercard's EVP of blockchain and digital assets, put it: "The next phase of stablecoin adoption is about real-world utility, especially in settlement, where timing and liquidity matter most." Early adopters — Cross River, Lead Bank, CBW Bank, ARQ and Nuvei — span the U.S. and Latin America, signalling that the rollout targets real cross-border liquidity pain points, not a pilot sandbox.
Market impact
The announcement legitimizes stablecoins as settlement infrastructure at the highest tier of global payments, a structural upgrade from their prior identity as crypto-trading collateral. For USDC and PYUSD issuers, Mastercard's rails represent a distribution channel that dwarfs anything previously available. For Ethereum, Solana and Polygon ecosystems, on-chain settlement volume from a Mastercard-scale network is a material new demand driver. Competing networks — Visa, Swift's CBDC pilots — now face a sharper benchmark for what "modernised settlement" looks like.
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