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Omnisend API Overview and Developer Resources

Connect Omnisend to any ecommerce platform or tool

Paulius avatar
Written by Paulius
Updated this week

Omnisend’s API allows you to connect your custom or non-native ecommerce platform, as well as third-party apps, giving you full control over how data is passed between your store/app and Omnisend.

This article outlines when you may use the API, where to find the documentation, and which key integration steps to follow.


What is API?

Omnisend API allows you to connect any ecommerce platform or add custom features to your current integration. 

Basically, an API is a set of functions and procedures that allows one platform to be integrated with another. It enables one platform to transfer data to another without constant interference or manual labor. 

API Eligibility

You can integrate your store to Omnisend via our API if you are using any of these ecommerce platforms:

If you are using Omnisend on Shopify, WooCommerce, or BigCommerce, there is no need for integration via API, as all the major parts of integration are covered automatically.

Omnisend API Documentation

Omnisend API documentation (API reference) can be found here. Before you start your integration, we suggest checking out the following parts of the documentation:

For debugging purposes, we advise you to use API logs (Store settings → API Logs).

Once you've connected your store to Omnisend, you might want to proceed with further backend integration to make all the features work:

Omnisend’s API provides a flexible way to connect your store and tools, helping you tailor the platform to fit your business needs. Explore the documentation to get started and make the most of your integration.


Have any additional questions? Talk to us at [email protected] or in-app chat.

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