Use US Payroll Tax Calculator with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Calculate precise US payroll tax liabilities, including FICA, Medicare, FUTA, and SUTA.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
Waiting for input…
Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 3 capabilities
The complete US Payroll Tax Calculator capability set.
These are the exact actions your AI can choose when you ask it to work with US Payroll Tax Calculator.
01-03
3 capabilities in this set.
Part of 3 available through US Payroll Tax Calculator.
- 01
Calculate employee withholdings
Calculate employee-side tax withholdings
- 02
Calculate employer liabilities
Calculate employer-side tax liabilities
- 03
Get payroll summary
Get a high-level payroll summary
Observed, not estimated
650ms average. Fast in production.
US Payroll Tax Calculator is checked daily against the live service.
- Fastest day
- 486ms
- Slowest day
- 792ms
- 14-day trend
- Slowing+31%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 3 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of US Payroll Tax Calculator, so you can see the experience inside your AI.
It does not authenticate your account with US Payroll Tax Calculator. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
US Payroll Tax Calculator Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_jRP5obL7PZvPMIwuSkjbA60cWZ3UYbR672C1vFLg/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — US Payroll Tax Calculator capabilities are ready to use.
{
"mcpServers": {
"us-payroll-tax-calculator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_jRP5obL7PZvPMIwuSkjbA60cWZ3UYbR672C1vFLg/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
FAQ
Questions US Payroll Tax Calculator owners ask.
- 01
How do I calculate employee withholdings?
Use the calculate_employee_withholdings capability by providing the annual gross pay in USD.
- 02
Does this include state-specific taxes?
Yes. By using calculate_employer_liabilities with a valid two-letter US state code, the capability calculates SUTA based on predefined state rates.
- 03
Can I see a summary of total costs?
Yes, the get_payroll_summary capability provides a comparison between net employee pay and the total employer cost.
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