Your APIs are up, but did the payment go through?
If your challenger bank is built on composable core platforms like Mambu or Temenos, this one’s for you. Composable platforms enable API-first integration with modular services, letting you launch, adapt, and grow products quickly. That makes API health a top priority — and it shows in our State of API Reliability Report 2025 (we’ve pulled out the key fintech findings for APAC below).