Visa expanded its stablecoin settlement pilot to five new chains, including Base and Polygon. The additions bring Visa's total supported blockchains to nine, joining existing support for Ethereum. The pilot aims to push Visa's stablecoin infrastructure into mainstream finance. The pilot has reached a $7 billion annualized run rate.

The pilot builds on regional rollouts across Latin America, Europe, Asia Pacific, and CEMEA, as well as the recent expansion of USDC settlement to U.S. banks and over 130 stablecoin-linked card programs. Visa's multi-chain approach aims to give its partners more flexibility in how they access liquidity, while the network handles the underlying complexity of cross-chain settlement.

The expansion fits a broader trend of legacy financial infrastructure piloting Ethereum-aligned stablecoin rails. SWIFT is testing a stablecoin and onchain messaging system on Linea, and Polymarket recently announced its own native USD stablecoin to replace bridged USDC.e.

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