Connect HubSpot to Mailgun

Automate workflows between HubSpot and Mailgun. No coding required.

What you can automate between HubSpot and Mailgun

  • Add subscriber when new contact created

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

    Trigger
    New contact created in HubSpot
    Action
    Add subscriber in Mailgun

  • Create contact when new subscriber

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

    Trigger
    New subscriber in Mailgun
    Action
    Create contact in HubSpot

  • Sync HubSpot changes to Mailgun

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

    Trigger
    New deal created in HubSpot
    Action
    Update subscriber in Mailgun

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.

From HubSpot

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

To Mailgun

  • Campaign data
  • Subscriber lists
  • Email opens / clicks
  • Audience segments
  • Tags

How to connect HubSpot to Mailgun

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 takes 30 seconds and starts a 7-day free trial.

  2. Authenticate HubSpot

    Grant Arahi read/write access to your contacts, deals, and pipeline data. You choose which objects the integration can access.

  3. Authenticate Mailgun

    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 the event that starts your workflow. Popular triggers include: new contact created in hubspot or new subscriber in mailgun.

  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.

  6. Test and activate

    Run a test to confirm data flows correctly between HubSpot and Mailgun, then toggle the workflow on. It runs 24/7 with automatic retries and error monitoring.

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 for your HubSpot + Mailgun integration

  • 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

Who uses the HubSpot + Mailgun integration?

  • 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

Frequently asked questions

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 $49/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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