ShopFast Docs

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Guides for running your store and getting paid, references for building on ShopFast, and how to connect AI tools.

Try

Sell

For sellers

Run your store: set it up, get paid, deliver orders and grow.

For developers

The API, webhooks, headless storefronts, Elements, plugins and themes.

For AI tools and agents

Connect Claude, ChatGPT and other AI tools with MCP, and sell to shopping agents.

Get your first saleSellThe setup checklist and a test sale that runs a real order.
Connect a payment methodSellStripe, PayPal, Square, crypto and more on your own accounts.
Move your store to ShopFastSellBring products, keys, customers and reviews from another platform.
Create an API keyBuildA scoped key and your first request in five minutes.
Connect Claude with MCPAI & agentsRun your store from Claude, ChatGPT, Cursor or VS Code.
Build a headless storeBuildYour own storefront on any stack with the Storefront API.

API reference448 endpointsEvery endpoint with its scope, fields, samples and a try-it console.
MCP tools referenceMCPEvery tool, resource and prompt the ShopFast MCP server offers.
Storefront API referenceHeadlessThe public API behind your own storefront.
Elements referenceCheckoutEvery element, its options and methods, and confirmPayment().
Lua host APIPluginsEvery function a plugin can call inside the sandbox.
Liquid reference133 filters and tagsObjects, filters and tags, read from the theme engine.

Email that comes back in: replies, forwarding, Cash App and PayPalOct 31Buyers answer your support emails and the reply lands in the ticket, your own inbox can open tickets, sellers answer ShopFast support by email, and Cash App and PayPal Friends & Family payments confirm from forwarded emails.
Plans, a 15-day Pro trial, and products in your orderOct 30Free, Starter and Pro plans with a 15-day Pro trial and plan vouchers, billing you manage yourself, drag-and-drop product order, social links in every template, and a Themes page that is fast on phones.
Tables that sort, one clock, and a real code editorOct 29Every table sorts from its headers, your store's time zone is the clock for everything, app traffic is credited to its app, and the code editor gains multiple cursors, Prettier and more.
Your own checkout on a headless storeOct 28A headless site can now draw its own checkout page from the cart, send buyers to pay and get them back after paying, or open the embedded checkout with the very same cart.