The Agentic Shift: Building Trust for Agent-Led Purchases

Sunday 8th March 2026

Discovery is moving into chat. Payments, identity, and liability are catching up.

Trust rails are still being built, once in place the traffic will come . Photo by Tatiana P on Unsplash

In 20 seconds

This week’s shift: Several signals point to the same pattern. AI agents are moving toward real commerce, but the infrastructure required to adopt them at scale, and safely, is still a gap – but it’s coming.

Why it matters: Shopping discovery and interactions may move quickly into AI assistants and chatbots, but payments, identity, delegation, fulfilment, and liability still sit deeper in the stack, and require thoughtful experience design.

The decision it forces: If agents increasingly sit between businesses and customers, leaders must decide where they want to compete. The interface, or the infrastructure that makes agentic commerce reliable.

What we’re tracking this week

AI platforms are discovering the limits of direct checkout

OpenAI’s earlier launch of Instant Checkout inside ChatGPT signalled a future where discovery and purchase happen inside one conversational flow. But this week OpenAI is stepping back from handling transactions directly, instead routing purchases through third-party apps.

Markets reacted immediately. Travel platforms like Expedia and Booking rose sharply on the news. The signal was clear: discovery may shift into AI interfaces, but the transaction layer still matters.

Payments networks are building trust infrastructure

Google and Mastercard announced Verifiable Intent, a cryptographic framework designed to prove what a user actually authorised when an AI agent initiates a purchase.

Banks starting to prepare for customer-side AI

In banking circles, the conversation is shifting from “how do we use AI?” to “what happens when customers arrive with their own AI agents?” — raising new questions about delegation, identity, and liability.

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