Jack Dorsey has long been crypto's most visible Bitcoin purist — the CEO who backed BTC mining hardware, built it into Cash App, and publicly rejected every alternative. On May 27, 2026, that stance cracked.
Block quietly began rolling out USDC stablecoin payment rails to Cash App's nearly 60 million users on Wednesday, a source familiar with the matter told CoinDesk, which broke the story. A Block spokesperson confirmed the rollout on record. As of May 27, the feature is live for 25% of users. The remaining 75% will have access by the end of the week.
The shift is ideological as much as it is technical. In March 2026, Dorsey acknowledged the about-face in characteristically blunt terms: "I don't like that we're going to support stablecoins but our customers want to use them. I don't think it's wise to go from one gatekeeper to another." The quote, first reported by CoinDesk, now reads as the pivot point for one of crypto's most doctrinaire figures.
The integration treats USDC strictly as payment infrastructure, not investment exposure. Users can deposit USDC from external wallets to fund their fiat Cash App balance, or withdraw funds as USDC to external accounts. The feature supports four networks: Solana, Ethereum, Polygon, and Arbitrum. Block offers no yield, no stablecoin holdings — just a transaction rail built on public blockchains.
Usage is capped. Identity-verified users face a $2,000 daily and $5,000 weekly sending limit, and a $10,000 weekly receiving limit. The feature is unavailable in New York and on sponsored accounts. Because blockchain transactions are irreversible, Cash App warns that funds sent to incorrect addresses or unsupported networks are permanently lost — a disclosure that underscores the product's positioning as infrastructure for users who already understand self-custody.
The timing is not accidental. The total stablecoin market cap hit a record $322 billion this week, surpassing the foreign exchange reserves of 95 nations including the United Kingdom and Canada, per CoinDesk. Stablecoins have moved from DeFi-native instruments to mainstream settlement rails — and Dorsey, whatever his personal preferences, has a fiduciary argument he can no longer ignore.
Cash App's product page first teased the stablecoin integration in late 2025, with a 2026 launch date. The Wednesday rollout is the delivery of that promise, and the confirmation that Block's crypto strategy is no longer synonymous with Bitcoin alone.
For the stablecoin ecosystem, the entry of a consumer platform with 60 million users on multi-chain rails — not just Solana or Ethereum in isolation — is a distribution event that most protocol teams have been waiting years to see.
Sources: CoinDesk exclusive, May 27, 2026; Block spokesperson confirmation; Cash App stablecoins product page; Cash App press announcement