Compatible with every major AI agent and IDE
What is the Campaign Monitor MCP Server?
Connect your Campaign Monitor account to any AI agent and take full control of your professional email marketing and audience engagement workflows through natural conversation.
What you can do
- Audience Orchestration — List and manage your subscriber lists programmatically, retrieving detailed metadata and health statistics (active, unsubscribed, bounced) in real-time
- Subscriber Lifecycle — Programmatically add or update people in your lists, including managing custom fields and re-subscription status directly from your agent
- Campaign Architecture — Monitor sent and scheduled email campaigns across multiple clients to maintain high-fidelity oversight of your digital outreach
- Performance Intelligence — Access real-time campaign analytics including opens, clicks, and engagement metrics to coordinate your marketing strategy
- Multi-Tenant Visibility — Retrieve complete directories of sub-accounts (clients) and their associated lists to perfectly coordinate agency or enterprise environments
How it works
- Subscribe to this server
- Retrieve your API Key from Campaign Monitor (Account Settings > API Key)
- Start managing your email marketing pipeline from Claude, Cursor, or any MCP client
No more manual scrubbing through subscriber exports or slow UI navigation. Your AI acts as your dedicated email operations and audience coordinator.
Who is this for?
- Marketing Managers — instantly retrieve campaign results and update subscriber segments using natural language commands
- Growth Marketers — automate the ingestion of new leads and monitor list health without leaving your workspace
- Agency Leads — orchestrate email operations across multiple client accounts through simple AI queries
Built-in capabilities (7)
Create or update a subscriber
Get campaign performance
Get subscriber list health
Get profile for a subscriber
List your account clients
List recent email campaigns
List lists for a client
Why Mastra AI?
Mastra's agent abstraction provides a clean separation between LLM logic and Campaign Monitor tool infrastructure. Connect 7 tools through Vinkius and use Mastra's built-in workflow engine to chain tool calls with conditional logic, retries, and parallel execution. deployable to any Node.js host in one command.
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Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add Campaign Monitor without touching business code
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Built-in workflow engine chains MCP tool calls with conditional logic, retries, and parallel execution for complex automation
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TypeScript-native: full type inference for every Campaign Monitor tool response with IDE autocomplete and compile-time checks
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One-command deployment to any Node.js host. Vercel, Railway, Fly.io, or your own infrastructure
Campaign Monitor in Mastra AI
Campaign Monitor and 4,000+ other MCP servers. One platform. One governance layer.
Teams that connect Campaign Monitor to Mastra AI through Vinkius don't need to source, host, or maintain individual MCP servers. Every tool call runs inside a hardened runtime with credential isolation, DLP, and a signed audit chain.
Raw MCP | Vinkius | |
|---|---|---|
| Server catalog | Find and host yourself | 4,000+ managed |
| Infrastructure | Self-hosted | Sandboxed V8 isolates |
| Credential handling | Plaintext in config | Vault + runtime injection |
| Data loss prevention | None | Configurable DLP policies |
| Kill switch | None | Global instant shutdown |
| Financial circuit breakers | None | Per-server limits + alerts |
| Audit trail | None | Ed25519 signed logs |
| SIEM log streaming | None | Splunk, Datadog, Webhook |
| Honeytokens | None | Canary alerts on leak |
| Custom domains | Not applicable | DNS challenge verified |
| GDPR compliance | Manual effort | Automated purge + export |
Why teams choose Vinkius for Campaign Monitor in Mastra AI
The Campaign Monitor MCP Server runs on Vinkius-managed infrastructure inside AWS — a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts. All 7 tools execute in hardened sandboxes optimized for native MCP execution.
Your AI agents in Mastra AI only access the data you authorize, with DLP that blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade infrastructure, zero maintenance.

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
How Vinkius secures
Campaign Monitor for Mastra AI
Every tool call from Mastra AI to the Campaign Monitor MCP Server is protected by DLP redaction, cryptographic audit chains, V8 sandbox isolation, kill switch, and financial circuit breakers.
Frequently asked questions
How do I find my Campaign Monitor API Key?
Log in to your account, click on your profile (top right), navigate to Account Settings > API Key, and copy your unique token.
Can I manage multiple clients via AI?
Yes! The list_clients tool retrieves all sub-accounts, and you can use their IDs to manage lists and campaigns specifically for each client.
Does it support real-time campaign analytics?
The get_campaign_analytics tool retrieves the most current engagement metrics (opens, clicks, unsubscribes) directly from the platform.
How does Mastra AI connect to MCP servers?
Create an MCPClient with the server URL and pass it to your agent. Mastra discovers all tools and makes them available with full TypeScript types.
Can Mastra agents use tools from multiple servers?
Yes. Pass multiple MCP clients to the agent constructor. Mastra merges all tool schemas and the agent can call any tool from any server.
Does Mastra support workflow orchestration?
Yes. Mastra has a built-in workflow engine that lets you chain MCP tool calls with branching logic, error handling, and parallel execution.
createMCPClient not exported
Install: npm install @mastra/mcp
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