FedNow's Network API Launches for Payment Devs

The Federal Reserve flipped the switch today on a long-anticipated upgrade to its instant payments rail. As of 28 April 2026, the FedNow Service rolls out its network intelligence API to early adopters — a development that quietly reshapes the daily workflow of every payment developer building on US real-time rails. For anyone working as a fintech developer UK or payment developer UK with cross-border ambitions, this matters: FedNow now exposes the kind of pre-payment intelligence that previousl