VATNode MCP Server for Vercel AI SDK 6 tools — connect in under 2 minutes
The Vercel AI SDK is the TypeScript toolkit for building AI-powered applications. Connect VATNode through Vinkius and every tool is available as a typed function. ready for React Server Components, API routes, or any Node.js backend.
ASK AI ABOUT THIS MCP SERVER
Vinkius supports streamable HTTP and SSE.
import { createMCPClient } from "@ai-sdk/mcp";
import { generateText } from "ai";
import { openai } from "@ai-sdk/openai";
async function main() {
const mcpClient = await createMCPClient({
transport: {
type: "http",
// Your Vinkius token. get it at cloud.vinkius.com
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
});
try {
const tools = await mcpClient.tools();
const { text } = await generateText({
model: openai("gpt-4o"),
tools,
prompt: "Using VATNode, list all available capabilities.",
});
console.log(text);
} finally {
await mcpClient.close();
}
}
main();
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About VATNode MCP Server
Empower your AI agent to orchestrate your entire VAT validation and tax auditing workflow with VATNode, the reliable source for global VAT intelligence. By connecting VATNode to your agent, you transform complex tax compliance tasks into a natural conversation. Your agent can instantly verify if a VAT number is valid, audit company registration details, and retrieve current tax rates for any country without you ever touching a manual lookup tool. Whether you are conducting financial due diligence or managing international invoicing, your agent acts as a real-time tax consultant, ensuring your business data is always verified and compliant.
The Vercel AI SDK gives every VATNode tool full TypeScript type inference, IDE autocomplete, and compile-time error checking. Connect 6 tools through Vinkius and stream results progressively to React, Svelte, or Vue components. works on Edge Functions, Cloudflare Workers, and any Node.js runtime.
What you can do
- VAT Auditing — Verify if any international VAT number is valid and retrieve detailed company metadata, including names and addresses.
- Tax Rate Oversight — Retrieve current standard and reduced VAT rates for any country to maintain a clear view of global tax obligations.
- Corporate Discovery — Query company details associated with a VAT number to assist in rapid financial background checks.
- Global Intelligence — List VAT rates for all supported countries to understand the reach of different tax systems instantly.
- Operational Monitoring — Check your API usage and account metadata to maintain strict control over your research volume.
The VATNode MCP Server exposes 6 tools through the Vinkius. Connect it to Vercel AI SDK in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
How to Connect VATNode to Vercel AI SDK via MCP
Follow these steps to integrate the VATNode MCP Server with Vercel AI SDK.
Install dependencies
Run npm install @ai-sdk/mcp ai @ai-sdk/openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the script
Save to agent.ts and run with npx tsx agent.ts
Explore tools
The SDK discovers 6 tools from VATNode and passes them to the LLM
Why Use Vercel AI SDK with the VATNode MCP Server
Vercel AI SDK provides unique advantages when paired with VATNode through the Model Context Protocol.
TypeScript-first: every MCP tool gets full type inference, IDE autocomplete, and compile-time error checking out of the box
Framework-agnostic core works with Next.js, Nuxt, SvelteKit, or any Node.js runtime. same VATNode integration everywhere
Built-in streaming UI primitives let you display VATNode tool results progressively in React, Svelte, or Vue components
Edge-compatible: the AI SDK runs on Vercel Edge Functions, Cloudflare Workers, and other edge runtimes for minimal latency
VATNode + Vercel AI SDK Use Cases
Practical scenarios where Vercel AI SDK combined with the VATNode MCP Server delivers measurable value.
AI-powered web apps: build dashboards that query VATNode in real-time and stream results to the UI with zero loading states
API backends: create serverless endpoints that orchestrate VATNode tools and return structured JSON responses to any frontend
Chatbots with tool use: embed VATNode capabilities into conversational interfaces with streaming responses and tool call visibility
Internal tools: build admin panels where team members interact with VATNode through natural language queries
VATNode MCP Tools for Vercel AI SDK (6)
These 6 tools become available when you connect VATNode to Vercel AI SDK via MCP:
get_api_usage
Check current VATNode API usage statistics
get_company_by_vat
Retrieve company details associated with a VAT number
get_country_tax_info
Get additional tax information for a country
get_country_vat_rates
Get current VAT rates for a specific country
list_all_vat_rates
List VAT rates for all supported countries
validate_vat_number
Verify if a VAT number is valid and retrieve company metadata
Example Prompts for VATNode in Vercel AI SDK
Ready-to-use prompts you can give your Vercel AI SDK agent to start working with VATNode immediately.
"Validate the VAT number 'DE123456789' using VATNode."
"What are the standard VAT rates in 'France' (FR)?"
"List all countries with a standard VAT rate above 20%."
Troubleshooting VATNode MCP Server with Vercel AI SDK
Common issues when connecting VATNode to Vercel AI SDK through the Vinkius, and how to resolve them.
createMCPClient is not a function
npm install @ai-sdk/mcpVATNode + Vercel AI SDK FAQ
Common questions about integrating VATNode MCP Server with Vercel AI SDK.
How does the Vercel AI SDK connect to MCP servers?
createMCPClient from @ai-sdk/mcp and pass the server URL. The SDK discovers all tools and provides typed TypeScript interfaces for each one.Can I use MCP tools in Edge Functions?
Does it support streaming tool results?
useChat and streamText that handle tool calls and display results progressively in the UI.Connect VATNode with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
Anthropic's native desktop app for Claude with built-in MCP support.
AI-first code editor with integrated LLM-powered coding assistance.
GitHub Copilot in VS Code with Agent mode and MCP support.
Purpose-built IDE for agentic AI coding workflows.
Autonomous AI coding agent that runs inside VS Code.
Anthropic's agentic CLI for terminal-first development.
Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
Type-safe agent development for Python with first-class MCP support.
TypeScript toolkit for building AI-powered web applications.
TypeScript-native agent framework for modern web stacks.
Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect VATNode to Vercel AI SDK
Get your token, paste the configuration, and start using 6 tools in under 2 minutes. No API key management needed.