Shopify Turned On AI Checkout for Every Store. The Questions Still Come to You

On September 21, Shopify and Meta announced that Meta’s Muse assistant can now complete purchases with Shop Pay. Tobi Lütke’s wording left little room for interpretation: the company is “partnering deeply with Muse to enable agentic checkout with Shop Pay on all Shopify stores.” Muse itself had only launched on September 8, in its own app and inside WhatsApp. Amazon, meanwhile, blocked Muse from shopping on Amazon.com entirely — two opposite bets on who should own the last step of a sale.

The part that matters to a shop owner is smaller and more immediate: Shopify merchants are discoverable and purchasable in Muse by default, with product data flowing through Shopify Catalog. Nobody has to build anything. It is already a setting on your store.

The checkout moved. The questions did not

An assistant buying on a customer’s behalf reads what your catalog feed gives it: title, price, images, stock, shipping. That is enough to close a simple, known purchase. It is not enough for “will this fit a standard six-foot table”, “is this the same green as the one I bought last year”, “can I collect it today instead”, “what happens if it’s wrong”.

Those questions do not disappear when the transaction moves into a chat window. They arrive on your own chat, your phone and your inbox — now from people who have never seen your site and have no idea how your store works. And the responsibility afterwards is still yours: reporting on the launch has flagged that merchants have little clarity yet on returns, attribution and who owns customer service for an agent-placed order. The refund request comes to you regardless.

This is not one assistant, and it is not optional yet

The plumbing is the Universal Commerce Protocol, co-developed by Google and Shopify, and it is compatible with Gemini, Perplexity and ChatGPT agents too. Muse is the headline, not the boundary. Shopify is also not experimenting with a fringe payment method: Shop Pay orders carry roughly 16% higher average order value than non-Shop Pay orders, and about three-quarters of customers who use it use it again within twelve months. The rails are proven. What changed is the surface the customer stands on.

For a shop with one or two people covering the counter, the phone and the DMs, that means a new source of demand arriving through a door you did not build, staffed by nobody.

What to check this week

Three things, in order.

Open your Shopify admin and look at the Agentic sales-channel settings. See exactly what is switched on before deciding anything. For most shops, staying in is the right call — opting out removes you from the shortlist without removing the demand — but make it a decision, not a discovery.

Then audit the fields an agent actually reads. Precise dimensions, materials, real stock counts, shipping cutoffs, the return window in plain numbers. Vague copy that a human would have phoned about now simply loses the sale to the merchant whose feed answered.

Third, write down the five questions your team answers most — size and fit, order status, returns, is it in stock at the store, which payment methods — and check how long each one waits after 6pm or on a Saturday. Those answers already exist in your policies; they just are not available when people ask. Having something that answers every call, chat and message from your own product and policy data, and passes the rest to a person, is what keeps the conversation yours when the checkout is no longer on your site.