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Connect HubSpot to Mailgun

Automate workflows between HubSpot and Mailgun. No coding required.

5-minute setupNo code required100 actions included
Popular Workflows

What you can automate between HubSpot and Mailgun

These are the most popular automations teams set up between HubSpot and Mailgun. Each one runs automatically once activated — no manual steps.

#1

Add subscriber when new contact created

Add someone to your mailing list automatically when when a new contact is added to your crm.

TriggerNew contact created in HubSpot
ActionAdd subscriber in Mailgun
#2

Create contact when new subscriber

Add a new contact to your CRM automatically when when someone joins your mailing list.

TriggerNew subscriber in Mailgun
ActionCreate contact in HubSpot
#3

Sync HubSpot changes to Mailgun

Keep Mailgun updated when when a new deal or opportunity is created.

TriggerNew deal created in HubSpot
ActionUpdate subscriber in Mailgun
How Data Flows

What syncs between HubSpot and Mailgun

Contact and deal data from HubSpot syncs to Mailgun for targeted campaigns. Segment by deal stage, contact type, or custom fields.

HubSpot

Data from HubSpot

  • Contacts
  • Deals / opportunities
  • Pipeline stages
  • Notes
  • Custom fields
Mailgun

Data from Mailgun

  • Campaign data
  • Subscriber lists
  • Email opens / clicks
  • Audience segments
  • Tags
Step-by-Step Guide

How to connect HubSpot to Mailgun

Follow these steps to set up your integration. The entire process takes under 5 minutes.

What you'll need

  • An active HubSpot account with API access enabled
  • An active Mailgun account
  • A free Arahi AI account (sign up takes 30 seconds)
  • Admin or API access in HubSpot to authorize the connection
1

Create your Arahi AI account

Sign up at app.arahi.ai — it's free and takes 30 seconds. No credit card required. You'll land on the dashboard where you can create your first workflow.

2

Authenticate HubSpot

Click "Add Connection" and select HubSpot from the app directory. You'll be redirected to HubSpot's authorization page. Grant Arahi read/write access to your contacts, deals, and pipeline data. You choose which objects the integration can access.

3

Authenticate Mailgun

Same process for Mailgun. Click "Add Connection," select Mailgun, and authorize access. Grant Arahi access to your campaigns, audiences, and analytics data. You control which lists and campaigns the integration can modify.

4

Choose your trigger

Select what event starts the workflow. For this integration, popular triggers include: new contact created in hubspot or new subscriber in mailgun. The trigger fires automatically whenever that event happens — no manual intervention.

5

Configure the action

Define what happens when the trigger fires. For example: add subscriber in mailgun. Map the data fields between HubSpot and Mailgun so the right information lands in the right place.

6

Test and activate

Run a test to confirm data flows correctly between HubSpot and Mailgun. Check that the fields map as expected, then toggle the workflow on. It runs 24/7 from here — Arahi handles retries, error logging, and monitoring automatically.

Benefits

Why connect HubSpot and Mailgun?

Sales and marketing alignment starts with shared data. When HubSpot contacts and deal stages sync to Mailgun automatically, campaigns target the right people at the right time.

Sync HubSpot contacts to Mailgun lists so campaigns always target the right people
Trigger Mailgun nurture sequences when HubSpot deals stall or enter a new stage
Enrich HubSpot records with Mailgun engagement data like opens and clicks
Align sales and marketing by keeping HubSpot and Mailgun data in sync
Tips

Tips for your HubSpot + Mailgun integration

Get more out of this integration with these best practices.

Map your custom fields during setup so data lands in the right place
Sync subscriber tags to keep segmentation consistent across tools
Use deal stage changes as triggers for the most impactful automations
Trigger workflows from campaign events like opens or clicks for timely follow-up
Use Cases

Who uses the HubSpot + Mailgun integration?

Teams across industries connect HubSpot and Mailgun to streamline their workflows.

Sales reps tracking deal progress who rely on Mailgun for marketing

Growth teams who need real-time data from HubSpot

Sales teams and growth teams collaborating across tools

FAQ

Frequently asked questions

Everything you need to know about connecting HubSpot and Mailgun.

How do I connect HubSpot to Mailgun?

Sign up for a free Arahi AI account, then click "Add Connection" to authenticate both HubSpot and Mailgun via OAuth. Choose a workflow template — like syncing crm events to marketing actions — customize the field mapping, and activate. The entire setup takes under 5 minutes.

What can I automate between HubSpot and Mailgun?

Common workflows include: sync HubSpot contacts to Mailgun email lists, trigger Mailgun nurture sequences on HubSpot deal stage changes, update HubSpot lead scores from Mailgun engagement data, and segment Mailgun audiences by HubSpot deal properties.

Is the HubSpot and Mailgun integration free?

Arahi AI includes 100 free actions per month on the Starter plan — enough for most small teams. If your HubSpot-to-Mailgun workflows need more volume, paid plans start at $29/month with unlimited workflows and priority execution.

Is my HubSpot data secure when connected to Mailgun?

Yes. Arahi uses OAuth 2.0 for authentication — we never store your HubSpot or Mailgun passwords. All data is encrypted in transit (TLS 1.3) and at rest (AES-256). Your crm data is only accessed when a workflow runs, and you can revoke access at any time from your Arahi dashboard.

Can I sync data both ways between HubSpot and Mailgun?

Yes. You can set up workflows that trigger from either HubSpot or Mailgun. For example, create a workflow where HubSpot events update Mailgun, and a separate one where Mailgun changes sync back to HubSpot. Each direction is configured independently so you have full control.

Do I need technical skills to connect HubSpot and Mailgun?

No coding is required. Arahi's visual workflow builder lets you configure triggers, actions, and field mapping with clicks. If you can use HubSpot and Mailgun, you can set up the integration. Most users are running their first workflow within 10 minutes.

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