Stablecoin card spending hit $189 million during the week of September 14, marking a record at that time. Weekly volumes have exceeded the $200 million mark multiple times in 2026, peaking at $288 million in late August. Monthly totals crossed $1 billion in both July ($1.04 billion) and August ($1.116 billion). USDC and USDT together accounted for approximately 84% of transaction volume in July, with an average transaction size of around $86. RedotPay, EtherFi and KAST together captured about 77% of total tracked card activity, dominating the stablecoin-linked card market.
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