MailerLite MCP. Manage Your Audience Groups & Campaigns with Natural Conversation
MailerLite MCP connects your email marketing account to any AI agent. Use natural language conversation to manage campaigns, build subscriber groups, and track performance metrics without leaving your chat window.
Give Claude and any AI agent real-world access
The agent creates new subscriber groups based on activity or defined criteria.
You can list existing email campaigns and track their performance metrics.
The agent adds new subscribers or updates details for existing contacts using just an email address.
You can get detailed information on any specific contact in your list.
The agent lists all signup forms, custom fields, and existing subscriber groups for review.
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What AI agents can do with MailerLite: 10 Tools for Marketing Automation
These tools let you list campaigns, create groups, segment audiences, or update individual subscriber records—all through simple conversational commands.
Make your AI actually useful.
Add this MCP to Claude, Cursor, or Windsurf and your AI stops guessing. It gets real tools to look things up, take action, and handle the stuff you keep doing by hand.
Start using MailerLite MCPCreate Group
Creates new, targeted groups for specific subsets of your audience.
Get Subscriber
Retrieves the profile details and current status of a single subscriber.
List Campaigns
Pulls a list of all email campaigns you've created or scheduled for sending.
List Custom Fields
Shows every custom data field available to map when updating subscriber records.
List Forms
Lists all signup forms you have implemented on your website.
List Groups
Retrieves a list of every current subscriber group used for targeted mailings.
List Segments
Lists all predefined, high-engagement subsets of your overall audience.
List Subscribers
Retrieves a list containing the email addresses and basic engagement data for all...
List Webhooks
Displays the status of all active webhooks connected to your account.
Upsert Subscriber
Adds a new contact or updates an existing subscriber's details using their email...
Security and governance baked right in.
Pick your AI client below to get set up. Just create a Vinkius account, subscribe, and you're instantly up and running. We handle the entire backend infrastructure, delivering out-of-the-box support for HTTPS Streamable, SSE, and OAuth2—zero messy routing required.
Choose How to Get Started
Build a custom MCP for your own tools, or connect a ready-made integration from our catalog.
Build Your Own
Turn any API into an MCP. Import a spec, define Agent Skills, or deploy with MCPFusion.
- Import from OpenAPI, Swagger, or YAML specs
- Create Agent Skills with progressive disclosure
- Deploy to edge with MCPFusion framework
- Built in DLP, auth, and compliance on each call
- Real time usage dashboard and cost metering
- Publish to catalog or keep private
Make Your AI Do More
Start with MailerLite, then connect any of our 5,200+ other servers whenever your AI needs more. One click, no limits.
- Use this MCP plus 5,200+ others, all in one place
- Add new capabilities to your AI anytime you want
- Connections are secured and governed automatically
- Track usage and costs across all your servers
- Works with Claude, ChatGPT, Cursor, and more
- New servers added to the catalog weekly
Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by MailerLite. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.
VINKIUS CLOUD
Cloud Hosted
Managed infra
V8 Isolated
Sandboxed per request
Zero-Trust Proxy
No stored credentials
DLP Enforced
Policy on each call
GDPR Compliant
EU data residency
Token Compression
~60% cost reduction
The Pain of Marketing Dashboard Overload
Right now, running a simple campaign review is a multi-step chore. You open your email tool to check the overall performance. Then you switch to the analytics tab for open rates. Next, you jump to the groups section to figure out who actually received it. If you need details on just one person, you have to pull up their profile in another tab. It's a constant cycle of switching windows and hunting through data points.
With this MCP, all that happens inside your chat window. You tell your agent what you need—like 'Show me the 3 best-performing groups.' The agent compiles the list, pulling necessary details from various areas of MailerLite and giving you one concise answer. It’s instant data synthesis.
Managing Your Audience Groups & Campaigns with Natural Conversation
The ability to manage your whole list inventory—from listing forms via `list_forms` to checking the specific groups created by `create_group`—used to require manual navigation and clicking through multiple menus.
Now, you simply ask. You tell the agent exactly what kind of segment you need, and it handles the complex logic across all your existing subscribers, giving you a clean list ready for action. It’s that much faster.
What MailerLite MCP does for your AI
You can talk to your AI agent about your mailing list like you're talking to a teammate. Instead of clicking through five different dashboards to figure out who did what, you just ask the question. Your agent handles the heavy lifting—whether it’s listing all current email campaigns or finding specific people in your database.
You tell it to build a new segment for 'Active Buyers', and it does the work. It can also look up details on individual subscribers or help you manage signup forms and landing pages. Because this MCP is hosted on Vinkius, you connect once from any compatible client and get access to all these marketing tools through simple conversation.
019dd11c-d2f1-72b1-a3cf-b25a06a0ac83 How to set up MailerLite MCP
The bottom line is you manage complex marketing tasks using plain conversation, eliminating manual navigation through web dashboards.
Connect your API key to the MCP and authenticate your MailerLite account.
Prompt your AI client with a marketing task, like 'List all campaigns sent last quarter' or 'Create a segment of users who haven't opened an email in 60 days.'
The agent runs the necessary functions against your account and returns the structured data directly to you for review.
Who uses MailerLite MCP
This MCP is essential for digital marketers and small business owners who spend too much time clicking between spreadsheets, analytics portals, and email platforms. It's for the person who needs to run campaigns fast and accurately without needing a full-time analyst team.
They use this to segment their audience based on which content topics they engage with, ensuring every email feels personal.
They rely on it to quickly list campaigns and track overall growth metrics across different subscriber groups.
They use this to manage their core subscriber lists and automate welcome sequences without needing a developer.
Benefits of connecting MailerLite MCP
Stop juggling multiple tabs. Instead of opening a separate analytics dashboard to check campaign performance, ask your agent directly for the results.
Build specific audience segments quickly. Use the list_segments tool and then tell your AI client to create a new group based on those criteria, instantly organizing your mailing list.
Keep data accurate without manual updates. When a user signs up or changes their name, use the agent to run upsert_subscriber so you never have stale contact records again.
Audit your signup sources easily. The MCP lets you look at all available forms via list_forms, letting you see exactly where new leads are coming from and which fields they populate.
Understand your whole funnel. By using the agent to get a list of webhooks (list_webhooks) alongside subscriber lists, you track how data moves through your entire marketing stack.
MailerLite MCP use cases
Identifying dormant users for re-engagement
The prompt is: 'Find all subscribers who haven't opened an email in 90 days and put them into a special group.' The agent uses the segmentation capabilities to process list_subscribers data, creating a clean, actionable list ready for a specialized campaign.
Reporting on weekly mailing activity
The prompt is: 'Show me how many campaigns ran last week and what the open rates were.' The agent calls list_campaigns, compiling the total count, performance metrics, and identifying the top-performing email.
Cleaning up a messy database merge
The prompt is: 'Merge these 50 contacts into our main list and make sure their first names are correct.' The agent uses upsert_subscriber repeatedly, ensuring data integrity across multiple records simultaneously.
Analyzing lead capture points
The prompt is: 'Show me the signup forms we have and which custom fields they collect.' The agent calls both list_forms and list_custom_fields, giving a full inventory of your data collection points.
MailerLite MCP tradeoffs
What to watch out for, and the recommended way to handle each one.
Treating it like a simple contact list
The user thinks they just need to copy and paste 10 names into the chat. This won't work because the agent needs context and structure.
You must use specific tools. Instead of pasting data, ask the agent to run list_subscribers first, then instruct it to perform an action like create_group on that list.
Ignoring field limitations
The user tries to update a subscriber's last name but doesn't know if the system accepts that data type.
Before updating, ask the agent to run list_custom_fields. This shows you exactly which fields are available and what format they expect before attempting any updates via upsert_subscriber.
Assuming a single source of truth
The user assumes that just because a contact exists, it means all their data is current.
Always verify. Run the get_subscriber tool on key contacts to ensure you are seeing the most recent status and details before launching major campaigns.
When to use MailerLite MCP
Use this MCP if your primary bottleneck is translating marketing strategy into execution across email campaigns, segmentation, and list maintenance. It’s perfect for anyone whose daily work involves answering questions like 'Who are my best customers?' or 'How do I notify the people who signed up last week but haven't engaged?' You need a tool that can interpret complex requests—like segmenting users based on specific criteria across multiple groups (list_groups, list_segments) and then updating their status (upsert_subscriber). Don't use this if your main problem is designing the email content itself; you'll still need a separate editor. Also, don't rely solely on it for advanced A/B testing, as that requires specific platform setup outside of these tools.
Frequently asked questions about MailerLite MCP
How does MailerLite MCP help with subscriber segmentation? +
The agent allows you to define and create segments based on complex criteria without manual effort. You can list existing subsets using list_segments or ask the agent to build a new one instantly.
Can I update individual contacts with MailerLite MCP? +
Yes, you can use the upsert_subscriber tool. Just provide an email address and any updated details like names or custom fields, and the agent handles the rest.
What kind of data does list_subscribers provide? +
The list_subscribers function provides core information including email addresses, current statuses, and basic engagement metadata for your entire subscriber base.
Is MailerLite MCP useful for seeing signup forms? +
Absolutely. You use the list_forms tool to see a list of every active signup form on your site, letting you know where new leads are being captured.
Does this MCP help track marketing performance? +
Yes. By calling list_campaigns, the agent compiles details about all your past and current email campaigns, helping you monitor overall activity.