# Guides: selling to AI agents on Shopify

- [Shopify Fall '26 Edition for AI shopping agents: what to check on your store](https://catalogaudit.app/guides/shopify-fall-26-edition-ai-agents.md): What Shopify's Fall '26 Edition (Exponential) changes for AI shopping agents: Catalog, UCP, Shop Pay in agents, business details for AI, per-channel product data. And what to verify on your store.
- [Will AI shopping agents find your products when shoppers don't know the name?](https://catalogaudit.app/guides/will-ai-agents-find-your-products.md): Shoppers ask agents for "lightweight wool sneakers for travel", not your product name. How an agent searches a Shopify catalog for that, why the same product can miss, and how to test it.
- [Can Claude Duet buy from your Shopify store? What merchants need to check](https://catalogaudit.app/guides/claude-duet-shopify.md): Claude Duet and other AI agents now shop for people: they search a store's catalog, build a cart and pay with Shop Pay. What a Shopify store needs so those purchases go through, and how to test yours.
- [How AI agents check out on Shopify: UCP, carts and Shop Pay explained](https://catalogaudit.app/guides/ai-agent-checkout-shopify.md): A plain-language walk through agentic checkout on Shopify: the UCP profile, the catalog, Cart MCP, Checkout MCP, the hand-off to your checkout page, and Shop Pay. What each step needs from your store.
- [Why an AI agent can't add your product to its cart (and how to fix it)](https://catalogaudit.app/guides/agent-cart-errors.md): item_unavailable, out_of_stock and empty carts: why AI shopping agents fail to add Shopify products to a cart, and the Shopify admin settings that fix each one.
- [Shop Pay for AI agents: why Claude Duet and other agents need it](https://catalogaudit.app/guides/shop-pay-ai-agents.md): AI agents that buy for people pay with Shop Pay. How Shop Pay is offered to agents through a Shopify store's UCP profile, what happens without it, and how to turn it on.