We’re excited to announce Circle Gateway has arrived on mainnet! Circle Gateway is a new primitive enabling a unified @USDC balance instantly accessible crosschain in <500 ms. Now available on @arbitrum, @avax, @base, @ethereum, @Optimism, @0xPolygon, and @unichain with more blockchains expected, including @arc. Gateway can help: → Onramps & PSPs serve more users across supported chains without idle capital → Exchanges scale USDC withdrawals with no bridge infra or delays → Custodians offer seamless crosschain access to their clients → Wallets simplify UX with a unified USDC balance → Solvers unlock capital efficiency and maximize revenue Thanks to the launch partners who are building alongside us to unify crosschain liquidity and enhance UX, including: @aori_io, @BlockradarHQ, @craydotpro, @daimopay, @dfnsHQ, @eco, @useenclave, @FireblocksHQ, @ParticleNtwrk, @rathfinance, @rhinestonewtf, @Rockaway_X, and @superformxyz with more expected in the coming weeks. Learn how Gateway redefines crosschain UX: Start building today:

Fintech teams have started building with stablecoins and they’re not slowing down. Your competitors are scoping integrations. CEOs are asking for a stablecoin strategy. We spoke with 20+ operators in market and distilled their insights into one guide for building global money apps now. The 2025 Stablecoin Playbook covers: - What stablecoins are (and aren’t) - Where they’re winning in the real world - How to navigate regulation in the US, EU, and Asia - The tech stack, yield mechanics, and launch playbook This is everything you need to go from idea → production → scale. Reply PLAYBOOK and we’ll send it straight to your inbox.