BigCommerce

BigCommerce REST API V3 + V2 — products, orders, inventory, customers. Auth via X-Auth-Token header. Rate limit 150 req per 30-sec rolling window (Enterprise: unlimited).

• BigCommerce store with API credentials enabled.
• Store hash (find at /manage/settings/stores).
• Access token + scopes: products, orders, customers, inventory.

1. 1
   Text us "BigCommerce" with your phone number.
2. 2
   Paste your store hash + access token in the connection wizard.
3. 3
   First sync: products (catalog v3) + last 30 days of orders (v2) + inventory.
4. 4
   Webhook auto-registration for real-time order + inventory changes.

• Products (catalog v3)
  Full catalog with variants, options, modifiers, images
• Orders (v2)
  List + get with full line items, shipping addresses, status
• Inventory
  Per-product inventory_level updates
• Customers
  Sync customer records for segmentation