Middesk MCP Server
Business identity verification — verify entities, Secretary of State records, and tax registrations via Middesk.
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What is the Middesk MCP Server?
The Middesk MCP Server gives AI agents like Claude, ChatGPT, and Cursor direct access to Middesk via 9 tools. Business identity verification — verify entities, Secretary of State records, and tax registrations via Middesk. Powered by the Vinkius - no API keys, no infrastructure, connect in under 2 minutes.
Built-in capabilities (9)
Tools for your AI Agents to operate Middesk
Ask your AI agent "Verify the business 'Acme Corp' located in Delaware." and get the answer without opening a single dashboard. With 9 tools connected to real Middesk data, your agents reason over live information, cross-reference it with other MCP servers, and deliver insights you would spend hours assembling manually.
Works with Claude, ChatGPT, Cursor, and any MCP-compatible client. Powered by the Vinkius - your credentials never touch the AI model, every request is auditable. Connect in under two minutes.
Why teams choose Vinkius
One subscription gives you access to thousands of MCP servers - and you can deploy your own to the Vinkius Edge. Your AI agents 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 and security, zero maintenance.
Build your own MCP Server with our secure development framework →Vinkius works with every AI agent you already use
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Middesk MCP Server capabilities
9 toolsAutocomplete business identity
Requires legal name. Create a new business verification
Get a specific business
Get a specific document
Get a specific tax registration
List all businesses
List documents for a business
List tax registrations
g., website). Prefill business details
What the Middesk MCP Server unlocks
Connect your Middesk account to automate Business Identity (KYB) and compliance workflows. This server provides comprehensive access to Middesk's verification engine.
What you can do
- Entity Verification — Create and monitor business verification requests with real-time status
- Document Retrieval — Access official Secretary of State filings and corporate documents
- Smart Prefill — Automatically populate business details from a single identifier like EIN or website
- Tax Registration — Manage and track state tax registrations and payroll compliance
- Identity Autocomplete — Search for businesses with live SOS record suggestions
How it works
1. Subscribe to this server
2. Enter your Middesk API Key
3. Start verifying businesses directly from Claude, Cursor, or any MCP client
Frequently asked questions about the Middesk MCP Server
Where do I find my Middesk API Key?
Log in to your Middesk Dashboard, go to Settings > Developer > Credentials to find your secret keys.
Does this support the Sandbox environment?
Yes, you can use your 'mk_test_...' keys to interact with the Middesk Sandbox.
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Give your AI agents the power of Middesk MCP Server
Production-grade Middesk MCP Server. Verified, monitored, and maintained by Vinkius. Ready for your AI agents — connect and start using immediately.






