Guides to selling from a website you already have

Written for people with a site and something to sell, not for platform engineers.

What is agentic commerce? A plain guide for small shops

Agentic commerce explained without the hype: what it means when AI agents shop and sell, what changes for a small shop, and how to be ready without a platform.

How to add a shopping cart to any website (without rebuilding it)

A practical guide to adding a shopping cart and checkout to an existing website: the options, what each costs, and the two-line way that works on any site.

A simple ecommerce API for any website

What an ecommerce API should do for a small site: products, checkout, orders. How AddTheShop's storefront and merchant APIs work, with examples.

Headless checkout for a small site: what it means and the easy way

Headless checkout explained for people with a website, not a platform: keep your frontend, hand payment to a hosted checkout. How to do it with one script tag.

How to sell products on a website you built with AI

You built a site with Lovable, Bolt, v0 or Cursor. Here is how to add products, a cart and Stripe checkout to it in one prompt, and what to avoid.

Ecommerce as a service: what it is and when it beats a platform

Ecommerce as a service means renting the selling layer (catalogue, cart, checkout, orders) and keeping your own site. When it beats a platform, and how it works.

Already built your site with AI? You don't need an AI store builder

AI store builders generate a whole new store. If you already built a site with Lovable, Bolt or Cursor, you only need to add the shop. Here is how.

Add Stripe checkout to your website without writing code

How to take payments with Stripe on your own website without coding: payment links for one product, or AddTheShop for a cart with several products, stock and orders.

Sell on the site you already have.

Products, cart and Stripe checkout from one script tag. Free to start, 2% per sale. Your AI installs it and runs it.

Add the shop

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