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API

When you're ready for complex GMass integrations, you're ready for the GMass API.

  • You want to incorporate GMass into your web app.
  • You want to use GMass with your internal tools, like your CRM.
  • You want to set up automations where GMass works with other apps and software you're using.
  • And any integration beyond those as well.
Here in the API archives, you can see the articles we've written on how you can take advantage of the GMass API: About the API itself, about webhooks, and about the GMass-Zapier integration.

And check out our features page on the GMass API for even more about what you can do when you connect GMass to your other apps and tools.

October 10, 2024

How to Manage Unsubscribes with the GMass API

How to add or remove individual email addresses or even entire domains from your unsubscribe list when using the GMass API.

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October 9, 2024

How to Pull Campaign Reporting Data Using the GMass API

Need to pull your GMass campaign reporting data into another app or a dashboard? Good news: It’s a simple, straightforward process when …

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September 17, 2024

How to Send Transactional Emails with the GMass API

You can send full-fledged email campaigns using the GMass API. But… you can also use the GMass API to send …

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August 20, 2024

How to Use the GMass API to Create and Send a Campaign

A walkthrough of the steps to create a campaign with the GMass API (including connecting to a Google Sheet) and then sending.

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May 9, 2024

How to Use the GMass OAuth Webhook API Feature

Does your third-party app send email for users through GMass? This method enables you to pass key info from GMass back to your app.

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November 22, 2022

How to Trigger a Transactional Email to New Rows in a Google Sheet

A Google Apps Script to send an instant, automated transactional email through GMass to the address in any new row you add to a Google Sheet.

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August 24, 2021

Guide to using the Zapier integration

You can now use the Zapier integration for GMass. Technically it’s still in beta and hasn’t been officially approved by …

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August 19, 2021

Guide to using webhooks

GMass now supports webhooks for the following types of events: Sends Opens Clicks Replies Unsubscribes Bounces What’s a webhook? There’s …

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March 23, 2021

How to use the GMass API

We’ve launched a beta version of the GMass API that can handle basic GMass functionality around creating lists and sending …

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