> For the complete documentation index, see [llms.txt](https://docs.gearplug.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.gearplug.io/english/set-up-your-integrations/mailchimp/mailchimp-transactional/create-your-mailchimp-transactional-connection.md).
# Create your MailChimp Transactional connection
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**Oauth connection**: The first step is to log GearPlug into your MailChimp account so that GearPlug may access the data.
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1. **Click on “My Apps”** in the top-right corner of your GearPlug app.
2. **Select “MailChimp Transactional”** in the drop-down menu under “New connection.” Then, click “Create.”
3. **Choose “Transactional email”** **in your MailChimp account**. You can find this option in the left-hand menu, under the drop-down “Automation” section. Click “Launch App” on the next window.
4. **Generate your API key** to integrate MailChimp Transactional into GearPlug. You can find this option in MailChimp Transactional’s interface. Firstly, head to the Settings menu. Then, click “SMTP & API Info” and “+Add API Key.” This will generate a key below.
5. **Enter your API key in GearPlug**. Just copy the key you just generated and paste it in the “API KEY” field on GearPlug. Click “Continue.”
