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GMass Blog

Category: 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.

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 plenty of information about webhooks on the web…

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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 campaigns. Over time, we’ll be adding more functionality,…

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Transform your Gmail account into an email marketing powerhouse

GMass is easy to learn and easy to use — but brings unbelievable email power into Gmail.

Try GMass for free
Then use the quickstart guide to send your first campaign.