How big is USDT, and is its supply still growing?
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USDT remains the largest stablecoin globally, with:~$183B circulating supply at end of Q1 2026
Roughly 59% share of the $320B stablecoin marketEven though supply was stable during Q1, Tether’s CEO Paolo Ardoino noted that issuance increased by $5B+ into April, suggesting renewed demand after quarter-end.
This aligns with broader trends showing stablecoins becoming a core part of global crypto liquidity and payments infrastructure rather than just trading instruments.
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570 million USDT users choosing digital dollars over local currencies in high-inflation economies is not a cryptocurrency adoption story, it is a vote of no confidence in about fifteen central banks simultaneously.