$28 TRILLION!!! That's how much value moved through stablecoins in Q1 2026 alone. For context: Visa processes roughly $12 trillion annually. Stablecoins did more than double that in 90 days. Let's frame it properly 👇 1️⃣ Reaching $317 billion The stablecoin market crossed $300 billion for the first time in late 2025. It hit $320 billion in April 2026. It sits at $317 billion today. Supply grew by nearly $100 billion in 2025 alone: more than the previous two years combined. Stablecoin issuers are now the 7th largest holders of US government debt. The asset class that started as a trading tool has become a structural pillar of global liquidity. The composition of that $317 billion tells you where it's actually going. ────────────────────────────── 2️⃣ The two-tier market ✚ $USDT holds $185 billion with 58% dominance across 126 chains. It is the dollar for emerging markets, exchange settlement, and cross-border transfers where correspondent banking is too slow. ✚ $USDC sits at $78 billion. Its 2026 story is becoming the settlement currency for institutional infrastructure: Coinbase x402, Amazon Bedrock AgentCore and more. Every major regulated infrastructure play in the past 90 days runs on USDC. Then there is a third category that barely existed 18 months ago. ────────────────────────────── 3️⃣ The yield-bearing layer ✚ $USDe peaked at $9.3 billion in August 2025 after the GENIUS Act triggered institutional inflows. It has since contracted to approximately $5.9 billion as funding rates compressed during a deleveraging period. The 7-day trailing APY on sUSDe sits at 9.4%. The 90-day trailing average is 11.8%. The $5.9 billion that stayed through the compression is the signal. Those holders understand the mechanism and are not leaving for T-bill yield at 4.5%. ✚ BlackRock's BUIDL: tokenized money market fund, T-bill yield onchain is now integrated into Ethena's reserve collateral mix, UniswapX, and Aave. It is not competing with USDC or USDT. It is the yield layer underneath them. ✚ Sky (formerly MakerDAO) earns 60% of protocol revenue from RWA collateral. The largest decentralized stablecoin protocol on Ethereum has already restructured itself around this reality. ────────────────────────────── 4️⃣ Three functions that define 2026 $28 trillion moved through $317 billion in stablecoin supply in Q1. That velocity means stablecoins are now functioning as three distinct things simultaneously. ✚ Settlement currency: exchange trading, DeFi, cross-border payments. USDT owns this by distribution. ✚ Institutional rails: tokenized securities, AI agent payments, corporate treasury, regulated infrastructure. USDC is the default here by design. ✚ Yield instrument: for protocols, DAOs, and sophisticated users who want dollar-denominated yield from crypto-native mechanisms. USDe, sUSDe, and BUIDL are the infrastructure of this category. The mistake most analysis makes is treating these as competing products. They are three layers of the same infrastructure stack. ────────────────────────────── 5️⃣ Most important numbers 75% of total crypto trading volume in Q1 2026 was denominated in stablecoins. Not Bitcoin. Not ETH. Stablecoins. The GENIUS Act called them payment stablecoins. Amazon is building enterprise infrastructure on them. The ECB is threatened enough to tell Europe to build something else. Stablecoins stopped being a tool a long time ago. But has the market really caught up to what they actually became??