How to connect Mailchimp and 123FormBuilder
Create a New Scenario to Connect Mailchimp and 123FormBuilder
In the workspace, click the “Create New Scenario” button.

Add the First Step
Add the first node – a trigger that will initiate the scenario when it receives the required event. Triggers can be scheduled, called by a Mailchimp, triggered by another scenario, or executed manually (for testing purposes). In most cases, Mailchimp or 123FormBuilder will be your first step. To do this, click "Choose an app," find Mailchimp or 123FormBuilder, and select the appropriate trigger to start the scenario.

Add the Mailchimp Node
Select the Mailchimp node from the app selection panel on the right.

Mailchimp
Configure the Mailchimp
Click on the Mailchimp node to configure it. You can modify the Mailchimp URL and choose between DEV and PROD versions. You can also copy it for use in further automations.
Add the 123FormBuilder Node
Next, click the plus (+) icon on the Mailchimp node, select 123FormBuilder from the list of available apps, and choose the action you need from the list of nodes within 123FormBuilder.

Mailchimp
⚙
123FormBuilder
Authenticate 123FormBuilder
Now, click the 123FormBuilder node and select the connection option. This can be an OAuth2 connection or an API key, which you can obtain in your 123FormBuilder settings. Authentication allows you to use 123FormBuilder through Latenode.
Configure the Mailchimp and 123FormBuilder Nodes
Next, configure the nodes by filling in the required parameters according to your logic. Fields marked with a red asterisk (*) are mandatory.
Set Up the Mailchimp and 123FormBuilder Integration
Use various Latenode nodes to transform data and enhance your integration:
- Branching: Create multiple branches within the scenario to handle complex logic.
- Merging: Combine different node branches into one, passing data through it.
- Plug n Play Nodes: Use nodes that don’t require account credentials.
- Ask AI: Use the GPT-powered option to add AI capabilities to any node.
- Wait: Set waiting times, either for intervals or until specific dates.
- Sub-scenarios (Nodules): Create sub-scenarios that are encapsulated in a single node.
- Iteration: Process arrays of data when needed.
- Code: Write custom code or ask our AI assistant to do it for you.

JavaScript
⚙
AI Anthropic Claude 3
⚙
123FormBuilder
Trigger on Webhook
⚙
Mailchimp
⚙
⚙
Iterator
⚙
Webhook response
Save and Activate the Scenario
After configuring Mailchimp, 123FormBuilder, and any additional nodes, don’t forget to save the scenario and click "Deploy." Activating the scenario ensures it will run automatically whenever the trigger node receives input or a condition is met. By default, all newly created scenarios are deactivated.
Test the Scenario
Run the scenario by clicking “Run once” and triggering an event to check if the Mailchimp and 123FormBuilder integration works as expected. Depending on your setup, data should flow between Mailchimp and 123FormBuilder (or vice versa). Easily troubleshoot the scenario by reviewing the execution history to identify and fix any issues.
Most powerful ways to connect Mailchimp and 123FormBuilder
123FormBuilder + Mailchimp + Slack: When a new submission is received in 123FormBuilder, the submitter is added or updated as a subscriber in Mailchimp, and a notification about the new submission is sent to a Slack channel.
123FormBuilder + Mailchimp + Google Sheets: Upon a new form submission in 123FormBuilder, the subscriber is added or updated in Mailchimp, and the submission data is saved to a new row in Google Sheets for analysis.
Mailchimp and 123FormBuilder integration alternatives
About Mailchimp
Automate Mailchimp tasks inside Latenode. Automatically add subscribers, update lists, or trigger campaigns based on events in other apps. Use Latenode's visual editor to connect Mailchimp to your CRM, e-commerce platform, or database. Enrich data and ensure targeted campaigns without manual work. Scale your email marketing effortlessly.
Similar apps
Related categories
About 123FormBuilder
Streamline data collection by connecting 123FormBuilder to Latenode. Automatically trigger workflows when forms are submitted. Route form data to CRMs, databases, or email marketing tools. Use Latenode to validate entries, calculate scores, and manage follow-ups — automating processes with a no-code, scalable workflow.
Similar apps
Related categories
See how Latenode works
FAQ Mailchimp and 123FormBuilder
How can I connect my Mailchimp account to 123FormBuilder using Latenode?
To connect your Mailchimp account to 123FormBuilder on Latenode, follow these steps:
- Sign in to your Latenode account.
- Navigate to the integrations section.
- Select Mailchimp and click on "Connect".
- Authenticate your Mailchimp and 123FormBuilder accounts by providing the necessary permissions.
- Once connected, you can create workflows using both apps.
Can I automatically add new form submissions to Mailchimp?
Yes, you can! Latenode's visual editor makes it simple to add new 123FormBuilder submissions to your Mailchimp audience. This ensures your email lists are always up-to-date, saving time and improving engagement.
What types of tasks can I perform by integrating Mailchimp with 123FormBuilder?
Integrating Mailchimp with 123FormBuilder allows you to perform various tasks, including:
- Add new 123FormBuilder submissions automatically to a Mailchimp list.
- Update subscriber information in Mailchimp based on form responses.
- Trigger personalized email campaigns upon form submission.
- Segment your Mailchimp audience based on form data collected in 123FormBuilder.
- Send confirmation emails via Mailchimp after a 123FormBuilder form is submitted.
How can I segment Mailchimp subscribers based on form data?
Latenode lets you use 123FormBuilder data to create advanced Mailchimp segments. Tailor your campaigns for better engagement using conditional logic and data mapping.
Are there any limitations to the Mailchimp and 123FormBuilder integration on Latenode?
While the integration is powerful, there are certain limitations to be aware of:
- Large data transfers may be subject to Mailchimp API rate limits.
- Complex conditional logic requires careful workflow design.
- Custom field mapping requires correct data type alignment.