Smart cities use connected technology and data to improve services: traffic systems respond to congestion, sensors detect leaking pipes, digital platforms bring public services to a phone.
High transaction costs, fragmented records and uneven access to financial services affect cities across the continent.
The city's financial operating system Smart finance is about payment and recordkeeping systems that let money and transaction information move together - securely and efficiently.
Public money on the record Public money raises the stakes.
As Larry Cooke, Director for Africa at Binance, explains: "Smart cities will only thrive if their financial systems are as intelligent as their physical infrastructure.