Building for Agentic Commerce: What Devs Need to Know Before It's Too Late

Building for Agentic Commerce: What Devs Need to Know Before It's Too Late If you're building ecommerce systems right now, here's something worth thinking about: what happens when your customers aren't humans anymore? I don't mean this in a sci-fi dystopia way. I mean practically, architecturally — what changes when an AI agent, not a person clicking through your checkout flow, becomes a first-class user of your system? The Technical Shift That's Coming Agentic commerce isn't about chatbots that help you find products. It's about delegation at the transaction level. A user says "keep me stocked on coffee beans, optimise for price and delivery" and an agent — with its own credentials, budget, and decision-making logic — handles the rest. From a dev perspective, this creates some genuinely new problems: Authentication that isn't human-centric: OAuth flows assume a person clicking buttons. What does auth look like when the client is an autonomous process