Bring Email Verification
to Mastra AI
Create your Vinkius account to connect Listclean to Mastra AI and start using all 5 AI tools in minutes. Fully managed, enterprise secure, and ready to use without writing a single line of code. No hosting, no server setup — just connect and start using.
GDPR Free for SubscribersCompatible with every major AI agent and IDE
Gemini
What is the Listclean MCP Server?
Connect your Listclean account to any AI agent to automate your email hygiene and deliverability workflows. This MCP server enables your agent to verify single email addresses instantly, process batch validations, and monitor your verification credits directly from natural language interfaces.
What you can do
- Real-time Verification — Instantly check if an email address is clean, dirty, or risky before sending
- Batch Processing — Validate large lists of email addresses (up to 3,000 per request) efficiently
- History Oversight — Retrieve logs of previously performed single verifications to track your activity
- Credit Management — Monitor your remaining verification credits to ensure uninterrupted service
- Data Quality Audit — Identify catch-all, disposable, and role-based emails to maintain a high-quality contact list
How it works
- Subscribe to this server
- Enter your Listclean API Key (X-Auth-Token)
- Start validating your emails from Claude, Cursor, or any MCP-compatible client
Who is this for?
- Email Marketers — Maintain high deliverability by cleaning contact lists via simple natural language commands
- Sales Teams — Instantly verify lead emails before reaching out to reduce bounce rates
- Growth Engineers — Integrate email validation logic and log monitoring directly into your development tools
Built-in capabilities (5)
Check remaining verification credits
Get account profile details
Retrieve logs of previously verified single emails
Maximum recommended size is 3,000 per request. Verify multiple email addresses in one batch
Requires a single email string. Verify a single email address in real-time
Why Mastra AI?
Mastra's agent abstraction provides a clean separation between LLM logic and Listclean tool infrastructure. Connect 5 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 Listclean 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 Listclean 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
Listclean in Mastra AI
Why run Listclean with Vinkius?
The Listclean connection runs on our fully managed, secure cloud infrastructure. We handle the hosting, maintenance, and security so you don't have to deal with servers or code. All 5 tools are ready to work instantly without any complex setup.
You stay in complete control of your data. Your AI only accesses the information you approve, keeping your sensitive passwords and private details completely safe. Plus, with automatic optimizations, your AI works faster and more efficiently.
* Every connection is hosted and maintained by Vinkius. We handle the security, updates, and infrastructure so you don't have to write code or manage servers. See our infrastructure
Over 4,000 integrations ready for AI agents
Explore a vast library of pre-built integrations, optimized and ready to deploy.
Connect securely in under 30 seconds
Generate tokens to authenticate and link external services in a single step.
Complete visibility into every agent action
Audit live requests, latency, success rates, and active security compliance policies.
Optimize spending and track token ROI
Analyze real-time token consumption and cost metrics detailed by connection.
Explore our live AI Agents Analytics dashboard to see it all working
This dashboard is included when you connect Listclean using Vinkius. You will never be left in the dark about what your AI agents are doing with your tools.
Listclean and 4,000+ other AI tools. No hosting, no code, ready to use.
Professionals who connect Listclean to Mastra AI through Vinkius don't need to write code, manage servers, or worry about security. Everything is pre-configured, secure, and runs automatically in the background.
Raw MCP | Vinkius | |
|---|---|---|
| Ready-to-use MCPs | Find and configure each manually | 4,000+ MCPs ready to use |
| Connection Setup | Manual coding & server setup | 1-click instant connection |
| Server Hosting | You host it yourself (needs 24/7 uptime) | 100% hosted & managed by Vinkius |
| Security & Privacy | Stored in plaintext config files | Bank-grade encrypted vault |
| Activity Visibility | Blind execution (no logs or tracking) | Live dashboard with real-time logs |
| Cost Control | Runaway AI token spend risk | Automatic budget limits |
| Revoking Access | Must delete files or code to stop | 1-click disconnect button |
How Vinkius secures
Listclean for Mastra AI
Every request between Mastra AI and Listclean is protected by our secure gateway. We automatically keep your sensitive data private, prevent unauthorized access, and let you disconnect instantly at any time.
Frequently asked questions
What do the statuses 'clean' and 'dirty' mean?
'Clean' means the email address is valid and safe to send. 'Dirty' means the email is invalid, non-existent, or highly likely to bounce.
How many emails can I verify at once?
The verify_batch_emails tool supports JSON arrays. It is recommended to keep batches under 3,000 emails per request for optimal performance.
Where do I find my API Key?
Log in to your Listclean dashboard and navigate to Account Settings or Profile to find your unique X-Auth-Token.
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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