Experienced E-commerce Agency for Magento/ Adobe Commerce/ Shopify/ Shopware Development

Shopify Fulfillment Order API: A Simple Guide

When starting a business, merchants often choose to manage their inventory and fulfill orders themselves. The more merchants become stronger, the more difficult this job becomes. At this time, inventory management is required to rely on third-party logistics service providers (3PL), warehouses, and retail locations globally.

Shopify allows sellers to manage and carry out the above steps themselves by using applications, hiring third-party order fulfillment services, etc. However, one constant is that sellers want visibility and control over their inventory and order fulfillment no matter where it is stored.

As a result, Shopify has continuously improved its platform by developing the Shopify Fulfillment Order API to give sellers the best experience possible. This article will give details on using this new API technology for a better order fulfillment experience.

Table of Contents

What Is Shopify Fulfillment Order API?

Shopify Fulfillment Order API is part of Shopify’s API ecosystem. This API technology is designed to allow merchants to programmatically create, retrieve, update, and manage orders fulfilled in Shopify stores.

This is possible because the Shopify Fulfillment Order API models the e-commerce end-to-end fulfillment process into its subsections. It allows applications to synchronize data more accurately and provides an efficient order fulfillment model that merchants can build on.

Overview of the Shopify Fulfillment Order API

The Shopify Fulfillment Order API provides a detailed recording of each part of the fulfillment lifecycle. This model allows you to track orders in progress, open, canceled, closed, or incomplete. The upgrade element of this new Shopify API technology has won over many merchants as they can gain the highest visibility into their Shopify order data.

Additionally, this API improves transparency in order fulfillment by accurately representing the items that need to be fulfilled at a given location for a particular order. So, if you still use the old API models to manage your orders, consider switching to the Shopify Fulfillment Order API.

General Features Of The Shopify Fulfillment Order API

Shopify Fulfillment Order API provides merchants with various features and endpoints to manage and interact with fulfillment orders within a Shopify store. Here are some general features and capabilities of the Shopify Fulfillment Order API:

Shopify Fulfillment Order API gives sellers many useful features
  • Create fulfillment orders: This API allows you to create new fulfillment orders to manage orders that need to be split or processed separately. This feature is useful when you have to handle orders made from different locations or suppliers.
  • Retrieve fulfillment orders: Shopify Fulfillment Order API allows you to query existing fulfillment orders based on various parameters, such as order ID, location, status, etc.
  • Fulfillment order updates: Merchants can proactively update fulfillment orders to notify changes in delivery status, delivery information, etc. Specifically, you can mark fulfillment orders as completed, in progress, or canceled.
  • Assign locations: Fulfillment orders can be associated with specific locations or warehouses within the Shopify store. This API supports the assignment and management of these associations.
  • Custom attributes: You can customize attributes and data with orders in the Shopify Fulfillment Order API. This can help you store additional information related to your business process or use case (e.g., reporting, analytics).
  • Notifications and events: This model provides merchants with webhooks and event notification panels. This allows them to track changes to fulfillment orders and trigger actions in response to these events. From there, merchants can automate processes and update order status changes.

Why Is Shopify Fulfillment Order API Important?

With increasing consumer demand for online shopping, applying the Shopify Fulfillment Order API model brings many benefits to merchants. Most importantly, this API provides merchants with powerful tools to enhance the order fulfillment process and improve the overall customer experience. 

In addition, it also has some other benefits, such as:

  • Efficient order management: This model allows merchants to track fulfillment orders in their Shopify store effectively by dividing them into multiple orders. This is essential for products shipped from different locations or suppliers.
  • Flexible order customization: In this API, merchants can customize the fulfillment process, including creating, updating, and canceling orders as needed, to meet their business needs. This flexibility is necessary for sellers to easily manage their orders.
  • Inventory management: With the ability to create separate fulfillment orders, this API allows merchants to effectively manage their inventories across multiple locations or warehouses. From there, it helps them ensure that products are allocated correctly and inventory levels are clearly reflected.
  • Enhanced customer experience: Accurate and timely order fulfillment is critical to delivering a positive customer experience. The Shopify Fulfillment Orders API helps merchants ensure that orders are processed and shipped efficiently, leaving customers satisfied.
Benefit of integrating the Shopify Fulfillment Order API
  • Automation and integration capabilities: You can leverage this API model to automate various aspects of the fulfillment process, reducing manual tasks and potential errors. Additionally, integration with third-party systems, such as carriers and inventory management tools, will be simplified.
  • Enables real-time tracking: With this technology, merchants can provide customers with real-time tracking information for their orders. This transparency helps sellers increase trust and lets customers track their shipping progress.
  • Scalability: For growing businesses that need to fulfill many complex orders, this API allows them to expand their fulfillment management process. From there, large volumes of orders are guaranteed to be handled effectively.
  • Optimize business processes: Shopify Fulfillment Orders API allows merchants access to fulfillment order data. That means they can glean valuable information about their fulfillment processes to analyze trends, identify bottlenecks, and make informed decisions to optimize operations.
  • Streamlined information flow: This technology supports better communication between the systems and teams involved in order fulfillment, such as warehouses, shipping partners, and customer support. This reduces misunderstandings and improves coordination.

Overall, the Shopify Fulfillment Order API is very important. That’s because it streamlines and automates the order fulfillment process, helping merchants improve efficiency, customer satisfaction, and increase the ability to scale operations. Besides, it provides flexibility and customization options so merchants can adapt to their unique fulfillment requirements.

Shopify Fulfillment Order API Migration Guide

The Shopify Fulfillment Orders API provides merchants with tools to manage and interact with fulfillment orders in their Shopify stores. If you need to migrate to this new API version or make changes to your existing integration, here’s a general guide on how to approach the migration process.

Shopify Fulfillment Order API migration process

Double-Check Official Sources

First of all, to best grasp information about this version and fulfillment orders, please visit the Shopify API documentation directory. This document will provide information about the latest version of the API, any deprecated features, changes in request/response formats, and usage examples.

Additionally, read Shopify-related developer blogs, release notes, and updates or changes to the fulfillment orders API. Shopify may deprecate certain endpoints or introduce changes to the API from time to time. Check if any features or endpoints you rely on are deprecated and identify suitable alternatives.

Review Your Current Implementation

Next, review your current implementation if you already have an integration that uses the fulfillment orders API. This will help you understand how it interacts with Shopify and what data and functionality it relies on.

Additionally, evaluate whether your current code and integration methods are compatible with the latest API version. This includes checking that your authentication method (e.g., API key or OAuth token) is up to date.

If you are using deprecated authentication methods, switch to the recommended method. Also, familiarize yourself with rate-limiting rules to avoid exceeding API usage limits.

Update Endpoints And Requests

Modify your codebase to use the latest API endpoints, request/response formats, and authentication methods as specified in Shopify’s documentation. Pay attention to any changes in field names or data structures.

If any endpoints or features you rely on are deprecated, update your code to use the recommended alternatives. Shopify often provides detailed instructions on the deprecation process.

Besides, if you use webhooks to receive notifications about fulfillment orders, ensure that your webhook endpoints and event handling code are updated to work with the latest API version.

Test Integration For Monitoring And Debugging

After making changes, thoroughly test your updated integration to ensure it works as expected with the new API version. You can test various scenarios, including creating, updating, and canceling fulfillment orders.

Additionally, you need to ensure that your code can handle errors gracefully. Document your code thoroughly, including comments and explanations of how your integration works. Also, implement logging and monitoring to track API requests and responses. This can help you identify and fix any problems that may arise.

On the other hand, if you’re migrating from an older API version, consider migrating existing data to the new API structure. You can update database records to match new field names or data formats.’

Remember that before deploying changes to your production environment, you should test in a staging or development environment. It will help you thoroughly test your updated integration for issues or errors.

Continuously Update Backup And Recovery Packages

Before implementing any changes, ensure you have a backup of your current code and a recovery plan in case problems arise during the migration. Security issues must always be given top priority. So always ensure your integrations comply with Shopify’s API usage policy and security guidelines.

Moreover, you can reflect changes made during migration by continuously updating internal documentation, including comments in your code and any implemented customizations or workarounds. Once deployed, closely monitor your integration process for any performance issues or concerns. Be ready to optimize and tweak as needed.

Follow And Interact With The Shopify Community

Most developers often skip updating information after successfully integrating or migrating the API. However, Shopify’s API may evolve. New features or changes will always be introduced continuously. Therefore, please continue to update Shopify’s API changes to receive notifications of the latest relevant information.

Last, if you’re having trouble migrating or have questions, consider engaging with the Shopify developer community through forums, support channels, or meetups Developers. This will help you gain useful knowledge while building your fulfillment order API.

Implement Shopify Fulfillment Order API with Mageplaza’s help

As a part of Avada Commerce, Mageplaza prides itself on being one of the leading Shopify development and custom development service providers in the market. Mageplaza’s team of Shopify experts with nearly 10 years of experience can ensure they have the necessary skills and expertise to help you implement the Shopify Fulfillment Order API effectively.

Mageplaza’s Shopify API integration service

Mageplaza offers a powerful Shopify API integration service to help you automate workflows and seamlessly connect your Shopify store with different systems and platforms. Shopify API integration services that Mageplaze provides include:

  • Integrated inventory management
  • Shopify shipping API integration
  • Marketing integration
  • Integrated customer relationship management
  • Social media integration
  • Integrate accounting and bookkeeping
  • Payment gateway integration
  • Report integration
  • CMS integration

When you use Mageplaza’s Shopify API integration service, you can receive benefits such as:

  • Mentorship from industry-leading e-commerce and API integration experts
  • Experience best practices, the latest technology, and robust and reliable solutions
  • Ensures quick implementation time
  • Ensure confidentiality
  • Free 24/7 support for two months from Mageplaza’s support team
  • Optimize implementation costs

Whether your store size is large or small, Mageplaze can help you achieve your e-commerce goals with its powerful Shopify API integration service.



The e-commerce industry continues to expand and drive digital transformation. As a result, more and more businesses and merchants consider accurate and efficient order processing solutions to be a key component of their technology stack.

Shopify Fulfillment Order API was created to solve the problem of merchants and consumers experiencing shipping delays due to a lack of real-time visibility into the order fulfillment process. This API is also trusted by merchants and buyers because it provides a transparent, accurate, and consistent order fulfillment solution that fits the business models of a variety of merchants.

Integrating the fulfillment order API into your business can provide customers with a good online shopping experience. Hopefully, the information and instructions for integrating/migrating this new API model have provided you with the necessary knowledge. Thereby making your future order fulfillment with the Shopify Fulfillment Order API easier.

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Marketing Manager of Mageplaza. Summer is attracted by new things. She loves writing, travelling and photography. Perceives herself as a part-time gymmer and a full-time dream chaser.
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