An application program interface (API) is a tool that developers
can use to build software applications. Developers can use the Merchant Fulfillment API to
build applications that let sellers purchase shipping using Amazon's Buy
If you want to buy shipping from your seller account, see Buy shipping through Seller Central.
With the Merchant Fulfillment API, you can:
Access Buy Shipping
through the Amazon Marketplace Web Service (Amazon MWS).
Manage your shipping with
a shipping integrator that has adopted the Merchant Fulfillment
services directly through the Merchant Fulfillment API.
Refer to the MWS documentation
for how to
fulfill orders for each marketplace via the MWS API
Terms and conditions
Before you can use Buy Shipping, you must review and accept Amazon's terms and
conditions and the terms and conditions of carriers that you want to buy
To review and accept the terms and conditions:
In your seller account,
go to Manage Shipping Services.
Read Amazon's terms and
conditions for this service and the terms and conditions of each
carrier, and click the I
agree check boxes to accept them.
Important: If you don't agree to the terms and
conditions for a particular carrier, its shipping services
won't be available to you.
Developers can learn more about building applications at Amazon MWS.
If you use integrators to manage your shipping, you
have the following options:
Several leading shipping
integrators are working to adopt the Merchant Fulfillment API. Contact
your integrator to find out their adoption timelines.
If you are enrolled in Seller
Fulfilled Prime, you can also work with an existing shipping
integrator who has adopted the API for fulfilling your Prime orders:
If you are shipping out of country from China, you can also work with an
existing cross-border Enterprise Resource Planning (ERP) who has
adopted API for fulfilling your orders: