Supercharge your AI with BigMailer. Manage multi-brand emails in natural conversation.
Gemini Works with every AI agent you already use
…and any MCP-compatible client
Connect to your AI in seconds.
BigMailer manages your entire email marketing stack from one place. List brands, update contacts, audit campaigns, and manage templates for multiple clients—all via natural conversation with any AI agent.
What your AI can do
Add contact
Adds or updates a single contact record within an existing brand account.
Get brand properties
Lists custom properties or merge tags set up for a particular brand.
Get brand
Retrieves specific details for one chosen brand by its ID.
Retrieve a complete directory of every brand account within your BigMailer profile.
Add, update, or retrieve specific contacts and entire mailing lists for any given brand.
Check details on past bulk email campaigns to monitor reach and status.
List saved message templates or retrieve custom brand tags needed for personalized emails.
Ask an AI about this
Compatible AI Apps
OAuth 2.0 Compatible Gemini Waiting for input…
BigMailer: 10 Marketing Tools
These tools allow your AI client to perform every necessary action in email marketing—from listing brands to adding contacts and tracking campaigns.
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 BigMailer on VinkiusAdd Contact
Adds or updates a single contact record within an existing brand account.
Get Brand Properties
Lists custom properties or merge tags set up for a particular brand.
Get Brand
Retrieves specific details for one chosen brand by its ID.
Get Bulk Campaign
Fetches specific status and details about one bulk email campaign.
Get Contact List
Retrieves the full roster of contacts for a specified list within a brand.
List Brands
Lists all brand accounts currently connected under your BigMailer setup.
List Bulk Campaigns
Provides a list of recent bulk email campaigns run for a specific brand.
List Contact Lists
Lists all defined contact lists available to a specific brand.
List Contacts
Retrieves a list of contacts associated with a particular brand.
List Templates
Shows all saved email templates ready for use by a specific brand.
Connect to your AI in seconds. 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.
Claude AI
Open Claude Settings
Go to claude.ai, click your profile icon, then navigate to Customize → Connectors.
Add Custom Connector
Click the "+" button and select Add custom connector. Paste your Vinkius endpoint URL:
https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp
Replace [YOUR_TOKEN_HERE] with your token from
cloud.vinkius.com. For OAuth-protected servers, expand Advanced
settings to add credentials.
Start a conversation
Open a new chat. The BigMailer integration is available immediately — no restart needed.
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 every call
- Real time usage dashboard and cost metering
- Publish to catalog or keep private
Make Your AI Do More
Start with BigMailer, then connect any of our 5,000+ other servers whenever your AI needs more. One click, no limits.
- Use this MCP plus 5,000+ others, all in one place
- Add new capabilities to your AI anytime you want
- Every connection is secured and compliant automatically
- Track usage and costs across all your servers
- Works with Claude, ChatGPT, Cursor, and more
- New servers added to the catalog every week
Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by BigMailer. 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 INFRASTRUCTURE
Cloud Hosted
Managed infra
V8 Isolated
Sandboxed per request
Zero-Trust Proxy
No stored credentials
DLP Enforced
Policy on every call
GDPR Compliant
EU data residency
Token Compression
~60% cost reduction
Works with Claude, ChatGPT, Cursor, and more
The Model Context Protocol standardizes how applications expose capabilities to LLMs. Instead of operating in isolation, your AI gains direct access to external platforms, live data, and real-world actions through secure, standardized connections.
This connection provides 10 powerful capabilities that interface natively with Claude, ChatGPT, Cursor, and other compatible AI platforms. No middleware. No custom integration required.
The Pain of Client Onboarding and Data Audits
Right now, when you onboard a new client or run an audit, what happens? You log into their dashboard. You navigate to 'Contacts,' then export the list. You open another tab for 'Campaigns' and copy-paste campaign IDs. Then you jump over to 'Templates' just to verify brand properties. It’s clicking through five different interfaces and copying a dozen unique IDs.
With this MCP, those manual steps vanish. Instead of jumping between portals, you talk to your agent. You tell it: 'Show me the status for Brand X.' The agent runs `list_bulk_campaigns` and gives you the full report. It’s immediate, conversational, and keeps all that disparate client data organized in one place.
BigMailer MCP Gives You Full Control Over Your Campaigns
Specifically, you no longer have to manually check if a template is available or if the correct merge tags are used. You can ask your agent to run `list_templates` and then immediately use `get_brand_properties` on that same brand ID, all before drafting the message.
The difference is control. Everything—from adding new subscribers via `add_contact` to checking historical performance with `get_bulk_campaign`—is available through a single, consistent interface. You get actionable data without leaving your workflow.
What your AI can actually do with this
Need to run multi-brand email campaigns? This MCP connects your BigMailer account directly into your workflow. You can talk to your AI client and tell it exactly what you need without opening a dozen tabs. For example, you can list every brand you manage or check the status of bulk campaigns across several clients instantly.
It lets you handle everything from drafting messages using saved templates to keeping mailing lists current by adding new contacts. If you're an agency managing dozens of client accounts, this is huge. You get a single conversational interface for all your marketing efforts. Since Vinkius hosts and manages this MCP, connecting it means you can access all these tools—brand management, contact list oversight, campaign tracking, and more—using just one connection point from any compatible AI agent.
019d755b-f2fb-73a1-95a5-1fbc152af0c2 
Here's how it actually works
The bottom line is you talk to your agent once, and it executes complex marketing actions across multiple brand accounts for you.
Subscribe to the BigMailer MCP on Vinkius and enter your API key.
Connect this MCP to your preferred AI client (like Cursor or Claude).
Ask your agent a question, like 'List all brands,' and it handles the rest.
Who is this actually for?
Agency owners who manage dozens of client brands; Marketing Operations specialists tired of manual data entry; or Growth Managers needing instant visibility into campaign performance. You're the person whose job requires juggling 5+ client dashboards.
Manages multiple, unrelated client brand accounts and needs a single view to check contact lists or audit campaigns.
Handles list hygiene daily. Uses this MCP to quickly add contacts (add_contact) or update properties across all brands without leaving the chat window.
Needs to run ad-hoc reports, checking campaign statuses and retrieving templates for immediate use in a new sequence.
What Changes When You Connect
Stop switching between client dashboards. You can list all brands using list_brands and immediately start managing them from a single place.
Keep your contact data clean without manual CSV uploads. Use add_contact to instantly add or update subscribers in any brand's system.
Know if your last campaign hit its goal. Quickly check status by calling get_bulk_campaign and reviewing the results for a specific brand.
Never use outdated messaging again. Get access to all saved message types using list_templates before writing an email sequence.
Streamline list auditing. You can see every contact list (list_contact_lists) and get the full member roster (get_contact_list) in one flow, eliminating spreadsheet exports.
See it in action
The Quarterly Client Audit
An agency owner needs to check campaign history for three different clients. Instead of logging into three separate portals, they ask their agent: 'List bulk campaigns for Tech Gadgets and Fitness Pro.' The MCP runs list_bulk_campaigns multiple times and compiles the results instantly.
Cleaning Up a Dormant List
A growth manager notices an outdated list. They ask their agent to retrieve all contacts for that list using get_contact_list. Then, they use add_contact to update the email address or company name for five key people.
New Campaign Setup
A marketer starts a new campaign. They first ask their agent to see what templates are available (list_templates). Once they pick one, they check brand properties using get_brand_properties to make sure the correct merge tags are used.
Initial Brand Mapping
When onboarding a new client, the team needs to know what assets exist. They ask the agent to run list_brands, followed by running get_brand on the new brand ID to confirm all settings are correct.
The honest tradeoffs
Trying to update a contact without knowing the list.
The user tries to send an API request to modify a contact record, but forgets to provide the associated list ID. The call fails because the system can't locate the record in context.
First, use list_contact_lists to find the correct list name. Then, use get_contact_list to verify all members are accounted for before attempting any updates or additions using add_contact.
Asking for a brand's details repeatedly.
The user runs get_brand multiple times in conversation, asking for the same information (e.g., 'What are the properties?'). This is inefficient and increases unnecessary API calls.
Group related requests: Ask your agent to retrieve all necessary details at once, or use a single tool like list_brands first, then specify which brand ID you want data for.
Confusing list retrieval with contact listing.
The user asks the agent to 'get contacts' but doesn't know if they mean all contacts in a brand or just those on one specific, segmented list. The result is ambiguous data.
Be precise: If you want everyone in the account, use list_contacts. If you only care about a defined group (e.g., 'VIP members'), use get_contact_list after first listing the available groups with list_contact_lists.
When It Fits, When It Doesn't
Use this MCP if your core marketing job involves managing multiple, distinct client identities (brands) and requires frequent data synchronization: adding contacts, checking campaign performance, or auditing templates. This is essential for agency model work.
Don't use this if you are only building a single-brand website mailing list; those specialized systems might be simpler. Also, don't try to perform advanced segmentation logic—this MCP provides the raw data (like listing contacts) but doesn't run the complex 'who bought X and also looked at Y' type analysis.
If you need deep integration with other platforms like CRM or accounting software, look for a dedicated middleware solution instead. For pure email execution across brands, this MCP is built specifically for the job.
Questions you might have
How do I list all my client brands using BigMailer MCP? +
You run the list_brands tool. This immediately pulls a directory of every brand account you manage, giving you a full overview before you dive into any specific data.
Can I add contacts to multiple brands at once using BigMailer MCP? +
While the add_contact tool handles one contact per request, you can write prompts that instruct your agent to run this function sequentially for several different brand IDs.
What is the difference between `list_contacts` and `get_contact_list`? +
list_contacts gives you a general roster of contacts tied to a whole brand. get_contact_list narrows that down, providing only the members belonging to one specific list name.
How do I check campaign performance history with BigMailer MCP? +
Use the list_bulk_campaigns tool first to see a summary of recent campaigns. Then, use get_bulk_campaign on a specific ID to get detailed status updates.
What is the purpose of using `list_templates` in BigMailer MCP? +
It retrieves a directory of all saved email templates for the brand. This lets you verify existing messaging assets, check required merge tags, and confirm your current branding standards before drafting any new campaigns.
I need to know what custom fields are available; how does `get_brand_properties` help? +
This tool lists all custom properties attached to a specific brand. You use this to confirm the exact merge tags you can implement in your campaigns or forms, ensuring personalized messaging works correctly.
How do I check which contact segments exist using `list_contact_lists`? +
It provides a complete list of all defined mailing lists for the brand. Use this to ensure your agent targets the correct audience segment before adding new contacts or running campaigns.
If I only have one Brand ID, what is the main function of `get_brand`? +
It pulls comprehensive details for a single brand. This confirms the scope and foundational information needed, making sure your agent operates within the correct parameters before managing contacts or campaigns.
Can I add a new contact to a specific brand using the agent? +
Yes! Use the add_contact action with the Brand ID and contact details. Your agent will register or update the subscriber in BigMailer instantly.
How do I list all the email lists for a particular brand? +
Simply ask the agent to list_contact_lists and provide the Brand ID. It will retrieve all the mailing lists associated with that brand.
Does the integration allow me to see the statistics of my bulk campaigns? +
Yes. Use the get_bulk_campaign tool with the Brand ID and Campaign ID to retrieve performance data and metadata for your marketing efforts.
We've already built the connector for BigMailer. Just plug in your AI agents and start using Vinkius.
No hosting. No infrastructure. No complex setup.
All 10 tools are live and waiting.
You're up and running in seconds.
Gemini Vinkius gives your AI agents access to the full catalog of app connectors, all fully managed, secure, and enterprise-ready. One subscription, every tool you need.
Built, hosted, and secured by Vinkius. You just connect and go.