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Multi-Store Management · API2Cart

Multi-Store eCommerce Management Through One API

Whether your customers have 1 store or 10,000 — connect and manage them all through a single API2Cart integration.

Multi-Store Management

SaaS applications serving eCommerce merchants face a scaling challenge: each customer brings their own store on their preferred platform.

API2Cart’s multi-store architecture is built for this. Each store gets a unique store_key — one API, same methods, same data format, regardless of platform.

How it works

How Multi-Store Management Works in API2Cart

  • cart.create — connect a new merchant store to your account
  • cart.list / cart.validate — view and monitor connected stores
  • cart.delete — remove a connection on uninstall or migration
  • Credential management: OAuth tokens stored and refreshed automatically
Multi-Store eCommerce Management Through One API flow diagram
POST /v1.1/cart.create.json

Example request

{
  "cart_id": "Shopify",
  "store_url": "merchant-store.myshopify.com",
  "access_token": "shpat_xxx"
}
# Then: GET /v1.1/order.list.json?store_key=abc123

Use Cases for Multi-Store Management

01

SaaS Platform Scaling

From 10 to 10,000+ stores — one integration, scales automatically.

02

Agency Management

Marketing agencies manage every client store from a single panel.

03

Enterprise Multi-Brand

50+ branded stores across platforms, one API layer.

04

Migration Service

Connect source and destination stores simultaneously.

Supported Platforms
Shopify · WooCommerce · Magento 2 · BigCommerce · PrestaShop · OpenCart · Wix · Squarespace · Ecwid · Lightspeed · + 65 more

Frequently asked questions

The things people ask before using Multi-Store Management.

How many stores can I connect?

Unlimited — scales from 1 to 100,000+ connected stores.

How does a merchant connect their store?

OAuth, API key, or bridge plugin — API2Cart provides a ready-made connection UI.

What if a merchant switches platforms?

cart.delete the old, cart.create the new. Your code does not change.

How do I monitor connection health?

cart.list and cart.validate show status; webhooks for disconnect events.

One integration. Unlimited stores. Connect all your merchants through a single API.

Explore the full API2Cart API reference.

How many stores can I connect?

Unlimited — scales from 1 to 100,000+ connected stores.

How does a merchant connect their store?

OAuth, API key, or bridge plugin — API2Cart provides a ready-made connection UI.

What if a merchant switches platforms?

cart.delete the old, cart.create the new. Your code does not change.

How do I monitor connection health?

cart.list and cart.validate show status; webhooks for disconnect events.