How do I find my VATNode API Key?

Log in to your [**VATNode dashboard**](https://vatnode.dev/dashboard), and you will find your API Key on the main home page. Copy and paste it below.

Can the agent validate European VAT numbers?

Yes. VATNode supports validation for VAT numbers across the European Union and several other jurisdictions globally using official VIES data.

Is tax rate information provided?

Yes. The `get_country_vat_rates` tool provides current standard and reduced VAT rates, helping you audit tax obligations for different regions.

VATNode MCP Server for CrewAI 6 tools — connect in under 2 minutes

Name: VATNode
Availability: InStock
Author: Vinkius

docs.crewai.com/mcp/overview

Built by Vinkius GDPR 6 Tools Framework

Connect your CrewAI agents to VATNode through Vinkius, pass the Edge URL in the `mcps` parameter and every VATNode tool is auto-discovered at runtime. No credentials to manage, no infrastructure to maintain.

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python

from crewai import Agent, Task, Crew

agent = Agent(
    role="VATNode Specialist",
    goal="Help users interact with VATNode effectively",
    backstory=(
        "You are an expert at leveraging VATNode tools "
        "for automation and data analysis."
    ),
    # Your Vinkius token. get it at cloud.vinkius.com
    mcps=["https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"],
)

task = Task(
    description=(
        "Explore all available tools in VATNode "
        "and summarize their capabilities."
    ),
    agent=agent,
    expected_output=(
        "A detailed summary of 6 available tools "
        "and what they can do."
    ),
)

crew = Crew(agents=[agent], tasks=[task])
result = crew.kickoff()
print(result)

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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.

When paired with CrewAI, VATNode becomes a first-class tool in your multi-agent workflows. Each agent in the crew can call VATNode tools autonomously, one agent queries data, another analyzes results, a third compiles reports, all orchestrated through Vinkius with zero configuration overhead.

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 CrewAI 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 CrewAI via MCP

Follow these steps to integrate the VATNode MCP Server with CrewAI.

Install CrewAI

Run pip install crewai

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token from cloud.vinkius.com

Customize the agent

Adjust the role, goal, and backstory to fit your use case

Run the crew

Run python crew.py. CrewAI auto-discovers 6 tools from VATNode

Why Use CrewAI with the VATNode MCP Server

CrewAI Multi-Agent Orchestration Framework provides unique advantages when paired with VATNode through the Model Context Protocol.

Multi-agent collaboration lets you decompose complex workflows into specialized roles, one agent researches, another analyzes, a third generates reports, each with access to MCP tools

CrewAI's native MCP integration requires zero adapter code: pass Vinkius Edge URL directly in the `mcps` parameter and agents auto-discover every available tool at runtime

Built-in task delegation and shared memory mean agents can pass context between steps without manual state management, enabling multi-hop reasoning across tool calls

Sequential and hierarchical crew patterns map naturally to real-world workflows: enumerate subdomains → analyze DNS history → check WHOIS records → compile findings into actionable reports

VATNode + CrewAI Use Cases

Practical scenarios where CrewAI combined with the VATNode MCP Server delivers measurable value.

Automated multi-step research: a reconnaissance agent queries VATNode for raw data, then a second analyst agent cross-references findings and flags anomalies. all without human handoff

Scheduled intelligence reports: set up a crew that periodically queries VATNode, analyzes trends over time, and generates executive briefings in markdown or PDF format

Multi-source enrichment pipelines: chain VATNode tools with other MCP servers in the same crew, letting agents correlate data across multiple providers in a single workflow

Compliance and audit automation: a compliance agent queries VATNode against predefined policy rules, generates deviation reports, and routes findings to the appropriate team

VATNode MCP Tools for CrewAI (6)

These 6 tools become available when you connect VATNode to CrewAI 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 CrewAI

Ready-to-use prompts you can give your CrewAI 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 CrewAI

Common issues when connecting VATNode to CrewAI through the Vinkius, and how to resolve them.

MCP tools not discovered

Ensure the Edge URL is correct. CrewAI connects lazily when the crew starts. check console output.

Agent not using tools

Make the task description specific. Instead of "do something", say "Use the available tools to list contacts".

Timeout errors

CrewAI has a 10s connection timeout by default. Ensure your network can reach the Edge URL.

Rate limiting or 429 errors

Vinkius enforces per-token rate limits. Check your subscription tier and request quota in the dashboard. Upgrade if you need higher throughput.

VATNode + CrewAI FAQ

Common questions about integrating VATNode MCP Server with CrewAI.

How does CrewAI discover and connect to MCP tools?

CrewAI connects to MCP servers lazily. when the crew starts, each agent resolves its MCP URLs and fetches the tool catalog via the standard tools/list method. This means tools are always fresh and reflect the server's current capabilities. No tool schemas need to be hardcoded.

Can different agents in the same crew use different MCP servers?

Yes. Each agent has its own mcps list, so you can assign specific servers to specific roles. For example, a reconnaissance agent might use a domain intelligence server while an analysis agent uses a vulnerability database server.

What happens when an MCP tool call fails during a crew run?

CrewAI wraps tool failures as context for the agent. The LLM receives the error message and can decide to retry with different parameters, fall back to a different tool, or mark the task as partially complete. This resilience is critical for production workflows.

Can CrewAI agents call multiple MCP tools in parallel?

CrewAI agents execute tool calls sequentially within a single reasoning step. However, you can run multiple agents in parallel using process=Process.parallel, each calling different MCP tools concurrently. This is ideal for workflows where separate data sources need to be queried simultaneously.

Can I run CrewAI crews on a schedule (cron)?

Yes. CrewAI crews are standard Python scripts, so you can invoke them via cron, Airflow, Celery, or any task scheduler. The crew.kickoff() method runs synchronously by default, making it straightforward to integrate into existing pipelines.