AI agents are starting to buy things on behalf of humans. Not in some distant future — right now.
But here's the problem: most online stores are completely invisible to them.
Your beautifully designed Shopify store? An agent sees a wall of JavaScript it can't parse. Your checkout flow? Requires a human clicking through 5 pages.
The Problem: Stores Built for Humans, Not Agents
When an AI agent tries to find and purchase a product, it needs:
- Structured product data — machine-readable prices, descriptions, availability
- A discovery endpoint — somewhere it can query "what do you sell?"
- A programmatic checkout — an API it can call to initiate a purchase
Most stores have none of these.
Enter ACO: Agentic Commerce Optimisation
Just as SEO made your site visible to search engines, ACO makes your store visible to AI agents.
1. Schema.org Product+Offer (The Foundation)
Every product page should have structured data:
{
"@context": "https://schema.org",
"@type": "Product",
"name": "Invoice Email Template Pack",
"offers": {
"@type": "Offer",
"price": "7.00",
"priceCurrency": "GBP",
"availability": "https://schema.org/InStock"
}
}
2. UCP Discovery (The Agent Handshake)
A /.well-known/ucp.json file that tells agents what your store sells and what it supports. Think robots.txt but for commerce agents.
3. Programmatic Checkout
Stripe and Shopify already support checkout sessions via API. The missing piece is exposing this in a standardised way agents can use.
We Built This on a Real Store
We implemented all three layers on Landolio, selling digital products for UK freelancers:
- Schema.org Product+Offer on all product pages
- UCP discovery at
/.well-known/ucp.json - Product catalogue at
/.well-known/ucp-products.json - Each product links to a Stripe checkout session
An AI agent can now discover the store, browse products programmatically, and complete purchases via Stripe. No scraping. No browser automation.
Why This Matters Now
Google is testing agentic shopping. OpenAI's Operator can browse and buy. Claude can use tools to interact with APIs.
The stores that are agent-ready will get discovered first. Just like stores that were SEO-ready in 2005 won the next decade.
What You Can Do Today
- Audit your Schema.org markup
- Add a UCP discovery file (10 minutes)
- Expose your product catalogue as JSON
- Test with an AI agent
SEO took 10 years to become table stakes. ACO will take 2. The window to be early is now.
We're building ACO tools and audits for e-commerce stores. If you want yours agent-ready, check out landolio.com.
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