US Sales Tax Calculator Connector for AI agents.
3 live capabilities
Calculate precise state and local sales tax for multi-state e-commerce.
Waiting for input…
Why people use US Sales Tax Calculator
US Sales Tax Calculator for Multi-State E-commerce Compliance
This Connector changes that by giving your AI client a direct line to accurate tax data. Instead of clicking through government websites, you just tell your agent where the item is going and what it is. It handles the sourcing rules and the multi-layered math instantly. You get a clear, accurate tax liability in seconds, so you can get back to actually running your business.
What Vinkius changes
You get accurate, multi-layered US tax calculations without ever opening a tax spreadsheet.
Use it from Claude, ChatGPT, Cursor or another AI client you already have.
One account · 6,100+ Connectors
- Real-world use case 01
Calculating tax for a multi-state order
A boutique owner wants to know the total tax for a $200 order shipping from New York to a rural county in Alabama.
- Real-world use case 02
Building a dynamic shipping calculator
A developer needs to build a shipping calculator that adjusts based on whether a product is an exempt grocery item.
- Real-world use case 03
Auditing historical sales data
A finance team is auditing a month of sales to ensure that local and special district taxes were correctly applied to all orders.
Complete set · 3capabilities
The complete US Sales Tax Calculator capability set.
These are the exact actions your AI can choose when you ask it to work with US Sales Tax Calculator.
01—03
3 capabilities in this set.
Part of 3 available through US Sales Tax Calculator.
- 01 Capability
Check item exemption
This capability determines if a specific product category is tax-free in a given location. It helps you avoid overcharging customers on goods that should be exempt.
- 02 Capability
Calculate transaction tax
This capability computes the total tax amount for a specific sale. It handles complex scenarios like tax-inclusive pricing automatically so you get the right number every time.
- 03 Capability
Get jurisdiction rates
This capability pulls the complete tax breakdown for any ZIP code. You get the state, county, and city rates all in one request to save time.
Set up in minutes
One URL. Then ask US Sales Tax Calculator to work.
Claude and ChatGPT only need the Connector URL. Copy it once, add it in settings, and use US Sales Tax 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_vtFkT3DUAjRMwQyuKAPwz2wZkHT1MULhjK68CBBK/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 US Sales Tax Calculator, and paste the URL above.
- Step 03
Turn it on in chat
Select +, open Connectors, and enable US Sales Tax Calculator for the conversation.
ChatGPT · Web + desktop
Connector URL · ready to paste
Streamable HTTPhttps://edge.vinkius.com/vk_preview_vtFkT3DUAjRMwQyuKAPwz2wZkHT1MULhjK68CBBK/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 US Sales Tax Calculator URL.
- Step 03
Save and start
Save the connection and enable US Sales Tax Calculator in your conversation. Desktop may ask you to restart once.
Cursor · IDE configuration
Advanced setup
{
"mcpServers": {
"us-sales-tax-calculator": {
"url": "https://edge.vinkius.com/vk_preview_vtFkT3DUAjRMwQyuKAPwz2wZkHT1MULhjK68CBBK/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 US Sales Tax Calculator
Open Agent mode in chat and ask: "Using US Sales Tax Calculator, help me...". 3 tools available
VS Code Copilot · IDE configuration
Advanced setup
{
"mcpServers": {
"us-sales-tax-calculator": {
"url": "https://edge.vinkius.com/vk_preview_vtFkT3DUAjRMwQyuKAPwz2wZkHT1MULhjK68CBBK/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 US Sales Tax Calculator
Ask Copilot: "Using US Sales Tax Calculator, help me...". 3 tools available
Windsurf · IDE configuration
Advanced setup
{
"mcpServers": {
"us-sales-tax-calculator": {
"url": "https://edge.vinkius.com/vk_preview_vtFkT3DUAjRMwQyuKAPwz2wZkHT1MULhjK68CBBK/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 US Sales Tax Calculator
Open Cascade and ask: "Using US Sales Tax Calculator, help me...". 3 tools available
Cline · IDE configuration
Advanced setup
{
"mcpServers": {
"us-sales-tax-calculator": {
"url": "https://edge.vinkius.com/vk_preview_vtFkT3DUAjRMwQyuKAPwz2wZkHT1MULhjK68CBBK/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 US Sales Tax Calculator
Ask Cline: "Using US Sales Tax Calculator, help me...". 3 tools available
Claude Code · Terminal command
Advanced setup
claude mcp add us-sales-tax-calculator --transport http "https://edge.vinkius.com/vk_preview_vtFkT3DUAjRMwQyuKAPwz2wZkHT1MULhjK68CBBK/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 US Sales Tax Calculator
Ask Claude: "Using US Sales Tax Calculator, show me...". 3 tools are ready
Where the request belongs
Work US Sales Tax Calculator can move forward.
This is for e-commerce owners and tax professionals who are tired of manually researching state-by-state tax laws for every new sale. It's for the person who needs to ensure their checkout price is 100% accurate across 50 states.
E-commerce Manager
Verifies tax rates for new product launches in different regions to ensure correct pricing.
Tax Accountant
Audits historical transactions to confirm that local and special district taxes were applied correctly.
Checkout Developer
Integrates real-time tax logic into a shipping calculator to provide customers with accurate totals at checkout.
Build the capability set
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Bring your own AI
Change the model, client or framework. Keep US Sales Tax Calculator connected.
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Before you connect
Questions about US Sales Tax Calculator.
The practical details behind the request, access and result.
Can the US Sales Tax Calculator handle city and county taxes?
Yes, it retrieves the full breakdown including state, county, and city rates for any given ZIP code.
How does the US Sales Tax Calculator handle product exemptions?
You can check if specific categories like groceries or apparel are exempt based on the destination state.
Does the US Sales Tax Calculator support destination-based sourcing?
Yes, it can calculate liabilities based on where the item is being shipped.
Can I use the US Sales Tax Calculator for tax-inclusive pricing?
Yes, it can compute the total liability even when the price you provide already includes the tax.
Is the US Sales Tax Calculator good for multi-state e-commerce?
It's built specifically for that, handling the complexities of different rules across various US jurisdictions.
How accurate are the rates in the US Sales Tax Calculator?
It provides accurate data for multi-layered taxation including special districts.
How does the capability handle different sourcing rules?
The calculate_transaction_tax capability automatically identifies whether a state uses destination-based or origin-based sourcing by comparing the provided origin and destination postal codes.
Can I check if specific items like groceries are exempt?
Yes, you can use the check_item_exemption capability to determine if a product category is subject to tax or exempt in a specific state.
Does it support tax-inclusive pricing?
Yes, when using calculate_transaction_tax, you can set the isTaxInclusive parameter to true to correctly calculate the taxable base amount from a price that already includes tax.
One connection away
Give your agent a direct line to US Sales Tax Calculator.
Connect US Sales Tax Calculator once. Keep it beside 6,100+ managed Connectors when the next task needs more.
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