NEW YORK, Dec. 22, 2025 (GLOBE NEWSWIRE) -- Coinbax, the programmable trust layer for stablecoin payments, today announced $4.2 million in seed funding to bring escrow, policy enforcement, and programmable settlement to digital assets.

The round was led by BankTech Ventures, with participation from Connecticut Innovations, Paxos, SpringTime Ventures, and industry leaders across banking, payments, and digital asset infrastructure.

While traditional instant payment rails like RTP® and FedNow have improved settlement speed, financial institutions still lack the programmable control layer necessary to deploy stablecoins within their existing risk and compliance frameworks. Coinbax solves this by introducing institutional-grade programmable Controls—multi-party approvals, spend limits, conditional releases, and policy enforcement that execute in real-time while maintaining the auditability and oversight banks require.

The seed funding will accelerate engineering development, deepen integrations with custody and wallet infrastructure providers, and support onboarding of design partners across commercial banking and enterprise payment operations. Coinbax is building on Base and Solana with support for ...