isvat Connector for AI agents.
3 live capabilities
Verify European VAT numbers and audit tax IDs in real time.
Waiting for input…
Why people use isvat
Isvat for European VAT Compliance Auditing
This Connector changes that by letting your AI agent do the heavy lifting. You just point the agent at your data and ask it to verify the IDs. It handles the requests and gives you a clean summary of which numbers are valid, saving you from the manual grind.
What Vinkius changes
You get instant tax ID confirmation without leaving your chat interface.
Use it from Claude, ChatGPT, Cursor or another AI client you already have.
One account · 6,100+ Connectors
- Real-world use case 01
Vendor Onboarding
A procurement lead has 50 new vendors.
- Real-world use case 02
Audit Prep
An accountant needs to confirm a suspicious tax ID.
- Real-world use case 03
Lead Cleaning
A sales manager wants to verify a list of EU leads.
Complete set · 3capabilities
The complete isvat capability set.
These are the exact actions your AI can choose when you ask it to work with isvat.
01—03
3 capabilities in this set.
Part of 3 available through isvat.
- 01 Capability
Check api status
See if the verification service is currently online. Use this to troubleshoot your workflow if results aren't appearing.
- 02 Capability
Validate multiple vat
Verify a list of European VAT numbers in one go. This is perfect for cleaning up large vendor databases quickly.
- 03 Capability
Validate eu vat
Check a single European VAT number for validity. Use this for real-time confirmation during a specific transaction.
Set up in minutes
One URL. Then ask isvat to work.
Claude and ChatGPT only need the Connector URL. Copy it once, add it in settings, and use isvat 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_W2NhBrGAIxd5ffyKLEpY2J1ENAhlAkdwD4MLqDAR/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 isvat, and paste the URL above.
- Step 03
Turn it on in chat
Select +, open Connectors, and enable isvat for the conversation.
ChatGPT · Web + desktop
Connector URL · ready to paste
Streamable HTTPhttps://edge.vinkius.com/vk_preview_W2NhBrGAIxd5ffyKLEpY2J1ENAhlAkdwD4MLqDAR/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 isvat URL.
- Step 03
Save and start
Save the connection and enable isvat in your conversation. Desktop may ask you to restart once.
Cursor · IDE configuration
Advanced setup
{
"mcpServers": {
"isvat": {
"url": "https://edge.vinkius.com/vk_preview_W2NhBrGAIxd5ffyKLEpY2J1ENAhlAkdwD4MLqDAR/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 isvat
Open Agent mode in chat and ask: "Using isvat, help me...". 3 tools available
VS Code Copilot · IDE configuration
Advanced setup
{
"mcpServers": {
"isvat": {
"url": "https://edge.vinkius.com/vk_preview_W2NhBrGAIxd5ffyKLEpY2J1ENAhlAkdwD4MLqDAR/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 isvat
Ask Copilot: "Using isvat, help me...". 3 tools available
Windsurf · IDE configuration
Advanced setup
{
"mcpServers": {
"isvat": {
"url": "https://edge.vinkius.com/vk_preview_W2NhBrGAIxd5ffyKLEpY2J1ENAhlAkdwD4MLqDAR/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 isvat
Open Cascade and ask: "Using isvat, help me...". 3 tools available
Cline · IDE configuration
Advanced setup
{
"mcpServers": {
"isvat": {
"url": "https://edge.vinkius.com/vk_preview_W2NhBrGAIxd5ffyKLEpY2J1ENAhlAkdwD4MLqDAR/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 isvat
Ask Cline: "Using isvat, help me...". 3 tools available
Claude Code · Terminal command
Advanced setup
claude mcp add isvat --transport http "https://edge.vinkius.com/vk_preview_W2NhBrGAIxd5ffyKLEpY2J1ENAhlAkdwD4MLqDAR/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 isvat
Ask Claude: "Using isvat, show me...". 3 tools are ready
Where the request belongs
Work isvat can move forward.
This is for the finance professional who is tired of manual data entry and the ops lead who needs to keep international vendor lists accurate without the headache of manual lookups.
Accountant
Verifies vendor tax compliance during annual audits to ensure all records are accurate.
Sales Operations Specialist
Validates European tax IDs for lead lists to ensure accurate international shipping and invoicing.
Financial Analyst
Performs rapid audits of corporate tax data during due diligence processes.
Operations Lead
Automates VAT data querying to keep cross-functional global teams running smoothly.
Build the capability set
Add more capabilities.
Each Connector adds new actions and data without changing how you work.
Browse ConnectorsVAT Tax Validator
Ensure B2B compliance instantly. Validate European VAT numbers and global Tax IDs using strict local mathematical algorithms.
VATNode
Validate and audit VAT numbers. identify tax rates and companies via AI.
Vatlayer
Validate EU VAT numbers and retrieve real-time VAT rates for EU member states to ensure global tax compliance.
Avalara AvaTax
Manage sales tax. audit transactions, addresses, and codes via AI.
EU VAT Calculator
Calculate EU VAT rates, transaction taxes, and compliance rules for 27 member states.
Avalara (AvaTax)
Automate tax calculation and compliance with Avalara AvaTax. calculate rates and resolve addresses via AI.
Bring your own AI
Change the model, client or framework. Keep isvat connected.
-
Claude -
ChatGPT -
Gemini -
Cursor -
VS Code -
Windsurf -
ZCode -
Cline -
Zed -
Continue -
Kiro -
Roo Code -
Zencoder -
Goose -
Void -
Augment Code -
Amp -
Qodo -
Tabnine -
Pieces -
Sourcegraph Cody -
JetBrains -
Warp -
Amazon Q -
Antigravity -
BoltAI -
Raycast -
Jan -
LM Studio -
AnythingLLM -
Open WebUI -
Msty -
Cherry Studio -
LibreChat -
TypingMind -
Chorus -
5ire -
n8n -
LangChain -
LlamaIndex -
CrewAI -
Vercel AI SDK
Before you connect
Questions about isvat.
The practical details behind the request, access and result.
How does isvat help with tax compliance?
isvat automates the verification of European VAT numbers, ensuring your business records are accurate and compliant without manual data entry.
Can I check multiple VAT numbers at once with isvat?
Yes, you can provide a list of numbers to your agent, and it will process the batch verification for you in one go.
Does isvat work for all European countries?
Yes, it covers European VAT numbers across the EU, making it suitable for any cross-border financial or sales operations.
Who can use isvat for their business?
Accountants, sales operations specialists, and financial analysts can use it to automate tax ID auditing and vendor verification.
How do I use isvat to clean up my vendor list?
Simply ask your AI agent to run a batch check on your current vendor list. It will identify which tax IDs are valid and which need attention.
Is isvat a good fit for financial audits?
Yes, it's ideal for rapid audits of corporate tax data, providing real-time confirmation that your records match active tax IDs.
Is an API Key required for isvat?
No. isvat is a free and public service. This server works out of the box without any static credentials required.
Which countries are supported?
isvat supports VAT validation for all countries within the European Union (EU).
Does the agent retrieve company addresses?
The isvat API primarily returns a boolean validation status. For detailed company metadata, including names and addresses, consider using the VATNode or BrasilAPI servers.
One connection away
Give your agent a direct line to isvat.
Connect isvat once. Keep it beside 6,100+ managed Connectors when the next task needs more.
Explore every Connector No credit card required · Free tier available