Connect Slack to Mailchimp — No Code Required
Automate the handoff between Slack and Mailchimp using plain English. Describe what you want to happen and Vendarwon Flow builds and runs the workflow automatically — forever, in real time, without developer help.
Why teams connect Slack to Mailchimp
Most teams use Slack and Mailchimp as separate tools — which means important data created in one never reaches the other unless someone manually transfers it. Connecting them with Vendarwon Flow eliminates that handoff entirely: the moment something happens in Slack, the right action fires in Mailchimp automatically, every time.
New customers from Shopify, form submissions, and CRM contacts flow straight into the right Mailchimp list
Subscribers are automatically tagged based on their source, purchase history, or behaviour in other tools
List segments stay accurate in real time — no manual imports, no stale contacts, no missed opportunities
What you can automate between Slack and Mailchimp
When a new message arrives in Slack, automatically add a subscriber to a list in Mailchimp — no manual work, no delay
Route specific Slack messages from key sources and tag a subscriber in Mailchimp the moment they arrive
Build a scheduled digest: collect Slack activity over time and remove a subscriber from a list in Mailchimp on a daily or weekly schedule
When a high-priority message is detected in Slack, trigger an email automation in Mailchimp with all the relevant context included
Filter Slack messages by keyword, sender, or category — then add a subscriber to a list in Mailchimp only for the ones that matter
Create a two-way feedback loop: every qualifying message in Slack triggers a record in Mailchimp that your team can track and act on
What you stop doing manually
Slack is valuable — but without automation, it creates repetitive manual work. Here is what teams eliminate the moment they connect Slack to Mailchimp:
Manually typing updates into Slack every time something changes in another tool
Pasting CRM updates, new orders, or GitHub alerts into channels by hand throughout the day
Checking multiple tabs and tools then summarising status in Slack so the team knows what's happening
How to set it up in 3 steps
Connect Slack and Mailchimp
Go to the Integrations tab in Vendarwon Flow and authorise both Slack and Mailchimp. Each takes under 2 minutes — just click Authorise and follow the prompts. No API keys to configure manually, no webhooks to set up.
Describe your automation in plain English
Click New Workflow and type what you want to happen. For example: "When there is a new message posted in a channel in Slack, automatically add a subscriber to a list in Mailchimp with all the relevant details included." The AI reads your description and builds the complete workflow — triggers, actions, conditions, and all.
Activate and it runs forever
Review the workflow in the visual editor, adjust any details, then click Activate. From that moment, every qualifying message in Slack automatically triggers the right action in Mailchimp — no manual steps, no missed triggers, no babysitting required.
Type this to get started
Copy this prompt into the Vendarwon Flow workflow builder. The AI will generate the complete workflow in seconds — you can then refine it in plain English.
Example prompt
“When there is a new message posted in a channel in Slack, automatically add a subscriber to a list in Mailchimp with all the relevant details included.”
You can add conditions, extra steps, and filters in plain English after the AI generates the base workflow.
About Slack and Mailchimp
Slack
Team Messaging
Slack is the team communication hub used by over 750,000 companies worldwide. While it excels at conversation, the painful reality is that most alerts, updates, and status changes from other tools still get posted to Slack manually — by a person copy-pasting from another tab.
Available triggers
- new message posted in a channel
- keyword or mention detected
Available actions
- post a message to a channel
- send a direct message
- post a formatted alert with details
- notify a specific person instantly
Mailchimp
Email Marketing
Mailchimp is the most widely used email marketing platform with 13 million active users. Growing your list and keeping it accurate requires adding new subscribers from every touchpoint — which most businesses still do through manual imports or one-off integrations that break.
Available triggers
- new subscriber added to a list
- subscriber unsubscribed
- email campaign opened or clicked
Available actions
- add a subscriber to a list
- tag a subscriber
- remove a subscriber from a list
- trigger an email automation
Frequently asked questions
Does Slack have a native Mailchimp integration?
Slack and Mailchimp do not have a built-in direct integration that covers most real automation scenarios. Vendarwon Flow acts as the bridge — you describe what you want in plain English and it handles the API connections between both tools securely. No Zapier account, no developer, no webhook configuration needed.
What Slack events can trigger the automation?
With Vendarwon Flow you can trigger automation from any of these Slack events: New message posted in a channel; keyword or mention detected. You can also combine triggers — for example, only fire the automation when a message matches a specific keyword or comes from a particular source.
What can the automation do inside Mailchimp?
Once triggered, the workflow can perform any of these actions in Mailchimp: Add a subscriber to a list; tag a subscriber; remove a subscriber from a list; trigger an email automation. You can chain multiple actions together — for example, add a subscriber to a list and then tag a subscriber.
How quickly does the automation run after something happens in Slack?
In real time — typically within a few seconds of the triggering event. Vendarwon Flow runs continuously in the cloud, so there is no polling delay. The moment a new message meets your conditions in Slack, the workflow fires and the action in Mailchimp happens instantly, whether it is 2 PM or 2 AM.
Can I add conditions so only certain messages trigger the automation?
Yes — conditional logic is built in. You can describe rules like "only trigger when the message contains the word urgent" or "skip if the source is internal." Vendarwon Flow supports AND/OR conditions, keyword matching, and value comparisons, all configured in plain English without writing any code or building separate logic branches.
Connect Slack to Mailchimp in 60 seconds
Free plan includes 100 automations per month. No credit card. No code. Just describe what you want.