Integrate MailChimp with Harpoon to automate workflows, sync data between apps, and eliminate repetitive tasks with AI-powered automation.
List All Clients from Harpoon when When a new audience is created in MailChimp
Get a client from Harpoon when When a new audience is created in MailChimp
Create Client in Harpoon when When a new audience is created in MailChimp
Create Expense in Harpoon when When a new audience is created in MailChimp
Create Expense Category in Harpoon when When a new audience is created in MailChimp
Start from a real workflow other teams are already running.
MailChimp
When this happens...
When a new audience is created
When a campaign is created or sent
When a recipient opens an email in a specific campaign
When a new subscriber is added to an audience
When a subscriber unsubscribes from an audience
When a subscriber's email address is updated
When a profile in the selected audience is updated
Harpoon
Automatically do this!
List All Clients
Get a client
Create Client
Create Expense
Create Expense Category
Create Project
List All Contact
Get a Contact
List All Expense Categories
Get a Expense Category
List all Projects
Get a Project
List All Teams
Get a Team
List Other Income
List All Clients from Harpoon when When a new audience is created in MailChimp
Use this flowGet a client from Harpoon when When a new audience is created in MailChimp
Use this flowCreate Client in Harpoon when When a new audience is created in MailChimp
Use this flowCreate Expense in Harpoon when When a new audience is created in MailChimp
Use this flowCreate Expense Category in Harpoon when When a new audience is created in MailChimp
Use this flowCreate Project in Harpoon when When a new audience is created in MailChimp
Use this flowList All Contact in Harpoon when When a new audience is created in MailChimp
Use this flowGet a Contact in Harpoon when When a new audience is created in MailChimp
Use this flowList All Expense Categories in Harpoon when When a new audience is created in MailChimp
Use this flowGet a Expense Category in Harpoon when When a new audience is created in MailChimp
Use this flowEverything you can automate between MailChimp and Harpoon.
When this happensTriggers
A trigger is an event that starts a workflow.
Runs the workflow automatically when a new audience is created in the account.
Runs the workflow automatically whenever a campaign is created or sent in the account.
Runs the workflow automatically whenever a recipient opens an email in the specified campaign.
Runs the workflow automatically whenever any subscriber is added to an audience.
Runs the workflow automatically whenever a subscriber unsubscribes from an audience.
Runs the workflow automatically whenever a subscriber's email address is updated in the selected audience.
Action is the task that follows automatically within your MailChimp integrations.
Add a note to an existing subscriber in a selected audience.
Fix tag_name type normalization in Add Subscriber to Tag perform code to resolve Mailchimp 400 string type error.
Update an audience subscriber's email address, subscription status, or profile (merge) fields.
Archive a subscriber from a Mailchimp audience.
Surgical update: (1) validate varite contents as JSON array of strings; (2) add optional prebuilt_segment_id input; (3) rename Ecommerce to E-commerce Tracking and update help; (4) update contents input help/placeholders.
Add a custom event to a Mailchimp list member.

Follow a simple walkthrough to create, test, and launch your first automation.
Connect your apps
Link the apps you want to automate.
Configure your workflow
Set up triggers, actions, and map your data.
Test & publish
Test your workflow and publish it.
Recognized by leading review platforms and trusted by 10,000+ businesses worldwide.
Just describe the task in plain English. viaSocket AI selects the right apps, builds the workflow, maps the fields, and prepares everything for review before you publish.
Step-by-step video tutorials to help you connect apps, automate workflows, and save time.

Learn how to automate MailChimp and Harpoon workflows.

Learn how to automate MailChimp and Harpoon workflows.

Discover four Mailchimp automation strategies with viaSocket to convert subscribers, engage event participants, securely store contact data, and keep your CRM up to date.

Learn how to automate customer communication with a practical, step-by-step guide. Discover what to automate, the benefits, and simple workflows for timely, personalized messages across email, SMS, and chat.

This quick guide compares leading email marketing platforms—Mailchimp, HubSpot, Campaigner, Brevo, Omnisend, and Zoho Campaigns—covering pricing, features, automation, and audience segmentation.

Step-by-step guide to creating your first Mailchimp email campaign: audience setup, sender details, subject lines, email design, sending options, and performance tracking.

Explore eight top free email marketing tools for 2025. Compare target users, core features, and free plan limits for Mailchimp, Sender, Benchmark Email, Moosend, Brevo, GetResponse, ActiveCampaign, and MailerLite.
viaSocket Support
We're here to help
Instant answers
AI assistant available 24/7
Expert support
Connect with our specialists
Trusted & secure
Your data is safe with us
No credit card required. Set up your first workflow in minutes.
Mailchimp is an all-in-one marketing platform that helps businesses manage and talk to their clients, customers, and other interested parties.
Learn moreHarpoon is a financial planning and time-tracking tool designed for freelancers and small businesses. It helps users set financial goals, track time, manage projects, and invoice clients efficiently. With Harpoon, users can gain insights into their financial health and make informed decisions to grow their business.
Learn moreSign up for a free viaSocket account, then authorize both your MailChimp and Harpoon accounts. From there, pick a trigger in one app and an action in the other. Your first workflow can be live in under five minutes.
Yes. viaSocket uses instant triggers where available, so data moves between MailChimp and Harpoon as soon as the event happens. Scheduled polling triggers run at a maximum interval of 15 minutes.
Yes. You can map specific fields, apply filters to skip records that do not match your conditions, and transform values before they reach Harpoon. No coding required.
Yes. You can set up a workflow where MailChimp triggers actions in Harpoon, and a separate workflow where Harpoon triggers actions in MailChimp. Both run independently and in real time.
viaSocket logs every run so you can see exactly what succeeded and what failed. Failed tasks can be retried from the dashboard without re-configuring the workflow.
Yes, there is a free plan that covers basic workflows between MailChimp and Harpoon. Paid plans unlock higher task limits, faster polling, and advanced features like multi-step workflows and conditional logic.
No. The entire MailChimp and Harpoon integration is built through a visual, point-and-click interface. Code blocks are available if you want them, but they are never required.