SFMC Transactional API GUI is a free Chrome add-on developed by SFMC Innovators. It falls under the category of Browsers and is specifically classified as an Add-ons & Tools subcategory.

This tool aims to simplify the process of creating and viewing Salesforce Marketing Cloud Transactional API Send Definitions. The transactional API feature in Salesforce Marketing Cloud is powerful, but it lacks a user interface for creating and editing send definitions. This can be a daunting task for many users.

SFMC Transactional API GUI provides a user-friendly graphical interface to streamline the creation and management of send definitions. With this tool, users can easily define and customize their transactional API sends without the need for complex coding or manual configuration.

Overall, SFMC Transactional API GUI offers a much-needed solution for users looking to leverage the transactional API feature in Salesforce Marketing Cloud. It provides a straightforward and accessible way to create and view send definitions, making the process more efficient and user-friendly.