ISS Calculator Connector for AI agents.
3 live capabilities
Calculate municipal service tax and withholding rules accurately.
Waiting for input…
Why people use ISS Calculator
ISS Calculator for Accurate Municipal Service Tax Compliance
This Connector lets your agent do the heavy lifting. You just tell it the location and the job, and it gives you the numbers. You get a clean, accurate tax amount every time without the manual research.
What Vinkius changes
You get accurate tax figures for any service location without manual research.
Use it from Claude, ChatGPT, Cursor or another AI client you already have.
One account · 6,100+ Connectors
- Real-world use case 01
Freelancer invoicing
A freelance software developer needs to invoice a client in a different city.
- Real-world use case 02
Construction withholding
A construction firm is planning a project in a new region.
- Real-world use case 03
Regional finance reporting
A finance manager needs to run a quarterly report on regional tax liabilities.
Complete set · 3capabilities
The complete ISS Calculator capability set.
These are the exact actions your AI can choose when you ask it to work with ISS Calculator.
01—03
3 capabilities in this set.
Part of 3 available through ISS Calculator.
- 01 Capability
Calculate tax liability
Compute the final taxable base and tax amount including any allowed deductions. This gives you a precise number for your records.
- 02 Capability
Check withholding status
See if you need to withhold tax at the source for a specific service. This helps you avoid unexpected payment shortfalls.
- 03 Capability
Get applicable rate
Get the specific tax percentage for a service in a given municipality. Use this to stay compliant with local rules.
Set up in minutes
One URL. Then ask ISS Calculator to work.
Claude and ChatGPT only need the Connector URL. Copy it once, add it in settings, and use ISS Calculator from the conversation.
Choose your client
Live previewAdvanced clients IDE · CLI
Claude · Web + desktop
Connector URL · ready to paste
Streamable HTTPhttps://edge.vinkius.com/vk_preview_HlSPdLjtJSxPtEgVdNPHFyH8MRO0Ac1yUuvQ55cL/mcp - Step 01
Open Connectors
In Claude Web or Claude Desktop, open Settings and choose Connectors.
- Step 02
Add the URL
Choose Add custom connector, name it ISS Calculator, and paste the URL above.
- Step 03
Turn it on in chat
Select +, open Connectors, and enable ISS Calculator for the conversation.
ChatGPT · Web + desktop
Connector URL · ready to paste
Streamable HTTPhttps://edge.vinkius.com/vk_preview_HlSPdLjtJSxPtEgVdNPHFyH8MRO0Ac1yUuvQ55cL/mcp - Step 01
Open MCP settings
On desktop, open Settings and MCP servers. On web, open your workspace app or connector settings.
- Step 02
Add the URL
Choose Add server with Streamable HTTP, or create a custom MCP app, then paste the ISS Calculator URL.
- Step 03
Save and start
Save the connection and enable ISS Calculator in your conversation. Desktop may ask you to restart once.
Cursor · IDE configuration
Advanced setup
{
"mcpServers": {
"iss-calculator": {
"url": "https://edge.vinkius.com/vk_preview_HlSPdLjtJSxPtEgVdNPHFyH8MRO0Ac1yUuvQ55cL/mcp"
}
}
}- Step 01
Open MCP Settings
Press Cmd+Shift+P (macOS) or Ctrl+Shift+P (Windows/Linux) → search "MCP Settings"
- Step 02
Add the server config
Paste the JSON configuration above into the mcp.json file that opens
- Step 03
Save the file
Cursor will automatically detect the new Connector
- Step 04
Start using ISS Calculator
Open Agent mode in chat and ask: "Using ISS Calculator, help me...". 3 tools available
VS Code Copilot · IDE configuration
Advanced setup
{
"mcpServers": {
"iss-calculator": {
"url": "https://edge.vinkius.com/vk_preview_HlSPdLjtJSxPtEgVdNPHFyH8MRO0Ac1yUuvQ55cL/mcp"
}
}
}- Step 01
Create MCP config
Create a .vscode/mcp.json file in your project root
- Step 02
Add the server config
Paste the JSON configuration above
- Step 03
Enable Agent mode
Open GitHub Copilot Chat and switch to Agent mode using the dropdown
- Step 04
Start using ISS Calculator
Ask Copilot: "Using ISS Calculator, help me...". 3 tools available
Windsurf · IDE configuration
Advanced setup
{
"mcpServers": {
"iss-calculator": {
"url": "https://edge.vinkius.com/vk_preview_HlSPdLjtJSxPtEgVdNPHFyH8MRO0Ac1yUuvQ55cL/mcp"
}
}
}- Step 01
Open MCP Settings
Go to Settings → MCP Configuration or press Cmd+Shift+P and search "MCP"
- Step 02
Add the server
Paste the JSON configuration above into mcp_config.json
- Step 03
Save and reload
Windsurf will detect the new server automatically
- Step 04
Start using ISS Calculator
Open Cascade and ask: "Using ISS Calculator, help me...". 3 tools available
Cline · IDE configuration
Advanced setup
{
"mcpServers": {
"iss-calculator": {
"url": "https://edge.vinkius.com/vk_preview_HlSPdLjtJSxPtEgVdNPHFyH8MRO0Ac1yUuvQ55cL/mcp"
}
}
}- Step 01
Open Cline MCP Settings
Click the Connectors icon in the Cline sidebar panel
- Step 02
Add remote server
Click "Add Connector" and paste the configuration above
- Step 03
Enable the server
Toggle the server switch to ON
- Step 04
Start using ISS Calculator
Ask Cline: "Using ISS Calculator, help me...". 3 tools available
Claude Code · Terminal command
Advanced setup
claude mcp add iss-calculator --transport http "https://edge.vinkius.com/vk_preview_HlSPdLjtJSxPtEgVdNPHFyH8MRO0Ac1yUuvQ55cL/mcp"- Step 01
Install Claude Code
Run npm install -g @anthropic-ai/claude-code if not already installed
- Step 02
Add the Connector
Run the command above in your terminal
- Step 03
Verify the connection
Run claude mcp to list connected servers, or type /mcp inside a session
- Step 04
Start using ISS Calculator
Ask Claude: "Using ISS Calculator, show me...". 3 tools are ready
Where the request belongs
Work ISS Calculator can move forward.
This is for finance professionals and service providers who operate in multiple regions and need to stay compliant with varying local tax rules without manual research.
Tax Accountant
Checking municipal tax compliance for a diverse portfolio of clients across different regions.
Freelance Service Provider
Calculating accurate tax amounts for international or multi-state invoices for IT and consulting work.
Finance Manager
Running reports on total tax liabilities for large-scale service contracts involving multiple cities.
Legal Consultant
Verifying withholding requirements in service contracts to ensure legal compliance.
Build the capability set
Add more capabilities.
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Bring your own AI
Change the model, client or framework. Keep ISS Calculator connected.
-
Claude -
ChatGPT -
Gemini -
Cursor -
VS Code -
Windsurf -
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Cline -
Zed -
Continue -
Kiro -
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Vercel AI SDK
Before you connect
Questions about ISS Calculator.
The practical details behind the request, access and result.
How does ISS Calculator help with municipal taxes?
It automatically finds the specific tax rates for different cities and service types. This means you don't have to manually search for local tax codes every time you send an invoice.
Can I use ISS Calculator for different service types?
Yes, it handles various categories like IT services, construction, and cleaning. It identifies the correct percentage based on the specific work you're doing.
Does ISS Calculator handle tax deductions?
Yes, it can compute the final tax liability by accounting for allowed deductions. This ensures your final quote is accurate and doesn't overcharge your clients.
How does ISS Calculator help with withholding status?
It tells you whether the law requires tax to be withheld at the source for a specific job. This helps you avoid surprises when you receive your final payment.
Can I use ISS Calculator for regional expansion?
It's perfect for that. You can quickly check the tax rules for any new municipality you enter, making it much easier to scale your services across different regions.
Is ISS Calculator accurate for different cities?
Yes, it pulls specific rates for different municipalities. It's designed to give you precise local data so you stay compliant with regional requirements.
How can I find the tax rate for a specific city?
You can use the get_applicable_rate capability by providing the municipality name and the service type.
Does the calculator handle tax withholding?
Yes. Use check_withholding_status to see if the service taker is responsible for paying the tax at source.
Can I include deductions in my calculation?
Yes, using calculate_tax_liability, you can provide a deduction amount. The capability will only apply it if the service type allows for deductions in that municipality.
One connection away
Give your agent a direct line to ISS Calculator.
Connect ISS Calculator once. Keep it beside 6,100+ managed Connectors when the next task needs more.
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