Calculate and mint loyalty tokens from a purchase amount using the program cashback rate (earn / cashback flow)

Calculate and mint loyalty tokens from a purchase amount using the program cashback rate (earn / cashback flow). Onchain loyalty on Base: brands launch rewards in minutes, customers earn with every purchase, AI agents automate the rest via REST and MCP. Send x-api-key: lsk_... (or Authorization: Bearer lsk_...) with the payment; without a live key you are...