This article provides a complete, practical walkthrough of the Mailerlite Gumroad Automation Webhook n8n agent. It connects HTTP Request, Webhook across approximately 1 node(s). Expect a Intermediate setup in 15-45 minutes. One‑time purchase: €29.

What This Agent Does

This agent orchestrates a reliable automation between HTTP Request, Webhook, handling triggers, data enrichment, and delivery with guardrails for errors and rate limits.

It streamlines multi‑step processes that would otherwise require manual exports, spreadsheet cleanup, and repeated API requests. By centralizing logic in n8n, it reduces context switching, lowers error rates, and ensures consistent results across teams.

Typical outcomes include faster lead handoffs, automated notifications, accurate data synchronization, and better visibility via execution logs and optional Slack/Email alerts.

How It Works

The workflow uses standard n8n building blocks like Webhook or Schedule triggers, HTTP Request for API calls, and control nodes (IF, Merge, Set) to validate inputs, branch on conditions, and format outputs. Retries and timeouts improve resilience, while credentials keep secrets safe.

Third‑Party Integrations

• HTTP Request
• Webhook

Import and Use in n8n

1. Open n8n and create a new workflow or collection.
2. Choose Import from File or Paste JSON.
3. Paste the JSON below, then click Import.
4. Show n8n JSON

   Title:  
   Automate Your Creator Sales Funnel: How to Connect Gumroad with MailerLite and Google Sheets Using n8n
   
   Meta Description:  
   Learn how to automate your online product sales funnel using n8n by integrating Gumroad, MailerLite, and Google Sheets. Automatically capture customer data, assign subscribers to newsletters, and build a smart CRM workflow.
   
   Keywords:  
   n8n automation, Gumroad integration, MailerLite newsletter, Google Sheets CRM, creator tools automation, email marketing automation, digital product sales funnel, webhook automation, subscriber groups, automated CRM
   
   Third-Party APIs Used:
   
   - Gumroad API
   - MailerLite API
   - Google Sheets API
   
   —
   
   Article:
   
   As a digital creator, managing customer data, onboarding new subscribers, and tracking sales can become overwhelming as your business scales. Fortunately, with no-code automation tools like n8n, you can eliminate tedious manual tasks and build workflows that work for you. In this article, we'll break down an n8n workflow that automates your Gumroad sales funnel by integrating it with MailerLite for email marketing and Google Sheets for CRM purposes.
   
   This setup is ideal for solo entrepreneurs, creators, and small teams looking to streamline customer relationships without writing a single line of code.
   
   🧩 What’s the Goal?
   
   Every time someone purchases a product from your Gumroad store, you want to:
   
   1. Capture that customer’s details.
   2. Create a subscriber profile inside your MailerLite account.
   3. Automatically assign them to a specific group to receive email sequences.
   4. Log the sale and customer information into a Google Sheet to track purchases over time.
   
   Let’s walk through how this workflow works in n8n.
   
   🔔 Step 1: Trigger on New Sale — Gumroad Trigger Node
   
   The workflow kicks off with an n8n Gumroad Trigger node. This node listens for sales events via a webhook configured with your Gumroad account. By selecting the "sale" resource, every new sale generates structured data including the customer’s email, country, timestamp, and the product purchased.
   
   Setup Requirements:
   
   - A Gumroad account with at least one live product.
   - An access token generated via Settings > Advanced in your Gumroad dashboard.
   
   Once a sale is received, the workflow moves on to the next step.
   
   📬 Step 2: Add Subscriber to MailerLite
   
   The second node in the chain takes the customer’s email and country and uses the MailerLite API to create a new subscriber. This ensures your customer is now part of your mailing list and can be nurtured further.
   
   Important Setup Notes:
   
   - You’ll need to create a MailerLite account and a subscriber group (e.g., “Gumroad”).
   - Generate an API key from your account under the Integrations menu.
   - Add a custom field like "country" to capture geographical data.
   
   Once the subscriber is added, they need to be sorted into a group.
   
   📂 Step 3: Assign to MailerLite Group
   
   The next node uses a simple HTTP Request to assign this new subscriber to the group you predefined on MailerLite. This step is critical because MailerLite’s automation engine can kick off an email sequence when a subscriber enters a group.
   
   Why is this powerful?
   
   Email automation is one of the most effective ways to build long-term relationships with your audience. Whether it's an onboarding series, product tutorials, or promotional emails, automation ensures you're consistently engaging new customers.
   
   💡 Note from the Workflow:
   
   This group assignment is done via a POST request to the MailerLite API endpoint:  
   https://connect.mailerlite.com/api/subscribers/{{id}}/groups/{group_id}
   
   You can retrieve your group ID using the “list groups” endpoint from MailerLite’s API documentation.
   
   📊 Step 4: Log Sale to Google Sheets CRM
   
   The final step in this workflow adds a row to a Google Sheet—your dedicated CRM. This row captures the date of the sale, the customer’s email, the country, and the product name they purchased. You can use this CRM as a foundation for analytics, deeper segmentation, or even upsell strategies.
   
   Setup Tips:
   
   - Connect your Google Sheets account to n8n.
   - Make sure your spreadsheet has column headers like “date,” “email,” “country,” and “product name.”
   - Use the “append” operation in the node configuration to ensure each new sale logs to a new row.
   
   🛠️ Bringing It All Together
   
   Here’s a simplified flow of this automation:
   
   1. Gumroad detects a new sale.
   2. Trigger fires in n8n and extracts sale data.
   3. MailerLite adds the customer as a subscriber.
   4. Subscriber is assigned to a group triggering an email sequence.
   5. Sale data is saved in a Google Sheets CRM for reference.
   
   🚀 Benefits of Automating Your Sales Funnel
   
   - Save time on manual data entry.
   - Immediately nurture customers with relevant email sequences.
   - Maintain an up-to-date CRM for your product sales.
   - Build scalable systems that grow with your business.
   
   🔌 APIs in Use
   
   Let’s summarize the third-party APIs that power this system:
   
   - Gumroad API: For triggering workflows on new sales.
   - MailerLite API: To add subscribers and assign them to groups.
   - Google Sheets API: For real-time data logging in CRM format.
   
   Conclusion
   
   This n8n workflow demonstrates how creators can build intelligent, interconnected systems with minimal effort. By capturing your Gumroad sales instantly, managing subscribers effectively via MailerLite, and organizing data into a Google Sheet, you’re laying the foundation for a sustainable and scalable creator business.
   
   And the best part? All of this is possible without writing any code.
   
   If you’re ready to scale your digital product business, start setting up your automation in n8n today. The time you save will be well spent on creating more content your audience loves.
   
   📌 Pro Tip: Combine this workflow with analytics or personalization tools down the line to supercharge your customer engagement strategy.
   
   —  
   Written by your friendly AI automation assistant.

5. Set credentials for each API node (keys, OAuth) in Credentials.
6. Run a test via Execute Workflow. Inspect Run Data, then adjust parameters.
7. Enable the workflow to run on schedule, webhook, or triggers as configured.

Tips: keep secrets in credentials, add retries and timeouts on HTTP nodes, implement error notifications, and paginate large API fetches.

Validation: use IF/Code nodes to sanitize inputs and guard against empty payloads.

Why Automate This with AI Agents

AI‑assisted automations offload repetitive, error‑prone tasks to a predictable workflow. Instead of manual copy‑paste and ad‑hoc scripts, your team gets a governed pipeline with versioned state, auditability, and observable runs.

n8n’s node graph makes data flow transparent while AI‑powered enrichment (classification, extraction, summarization) boosts throughput and consistency. Teams reclaim time, reduce operational costs, and standardize best practices without sacrificing flexibility.

Compared to one‑off integrations, an AI agent is easier to extend: swap APIs, add filters, or bolt on notifications without rewriting everything. You get reliability, control, and a faster path from idea to production.

Best Practices

• Credentials: restrict scopes and rotate tokens regularly.
• Resilience: configure retries, timeouts, and backoff for API nodes.
• Data Quality: validate inputs; normalize fields early to reduce downstream branching.
• Performance: batch records and paginate for large datasets.
• Observability: add failure alerts (Email/Slack) and persistent logs for auditing.
• Security: avoid sensitive data in logs; use environment variables and n8n credentials.

FAQs

Can I swap integrations later? Yes. Replace or add nodes and re‑map fields without rebuilding the whole flow.

How do I monitor failures? Use Execution logs and add notifications on the Error Trigger path.

Does it scale? Use queues, batching, and sub‑workflows to split responsibilities and control load.

Is my data safe? Keep secrets in Credentials, restrict token scopes, and review access logs.