Relevant question: How many YCombinator portfolio companies issue stable coins. Stablecoin-adjacent YC companies:

• Bridge (acquired by Stripe for $1.1B) — stablecoin infrastructure, now offers "Open Issuance" platform for others to launch stablecoins

• PrimeVault (S2022) — helps enterprises issue & manage digital assets/stablecoins

• BlindPay (W2025) — stablecoin API for payments

• Coinbase (S2012) — issues USDC (with Circle)