In many enterprise organizations, IBM i continues to sit quietly at the center of critical business operations. Financial transactions, order processing, inventory management, and core operational workflows often rely on IBM i systems that have proven their reliability over decades. Yet despite this stability, these systems are frequently labeled as “legacy,” not because they lack value, but because they struggle to integrate seamlessly with modern digital ecosystems. This is where API management becomes a strategic lever rather than a technical afterthought. When combined with a structured maturity model and a modernization-accelerated approach, APIs allow IBM i organizations to unlock existing business logic, extend it to new channels, and future-proof their platforms without placing core systems at risk.…