NFe.io MCP Server for Google ADK 10 tools — connect in under 2 minutes
Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add NFe.io as an MCP tool provider through Vinkius and your ADK agents can call every tool with full schema introspection.
ASK AI ABOUT THIS MCP SERVER
Vinkius supports streamable HTTP and SSE.
from google.adk.agents import Agent
from google.adk.tools.mcp_tool import McpToolset
from google.adk.tools.mcp_tool.mcp_session_manager import (
StreamableHTTPConnectionParams,
)
# Your Vinkius token. get it at cloud.vinkius.com
mcp_tools = McpToolset(
connection_params=StreamableHTTPConnectionParams(
url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
)
)
agent = Agent(
model="gemini-2.5-pro",
name="nfeio_agent",
instruction=(
"You help users interact with NFe.io "
"using 10 available tools."
),
tools=[mcp_tools],
)
* 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 NFe.io MCP Server
Connect your AI agents to NFe.io, the leading Brazilian platform for fiscal document automation. This MCP provides 10 tools to manage the full lifecycle of Service Invoices (NFS-e), validate Brazilian municipal codes (IBGE), and monitor corporate metadata for companies integrated into your billing environment.
Google ADK natively supports NFe.io as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 10 tools with Gemini's long-context reasoning for complex multi-tool workflows, with production-ready session management and evaluation built in.
What you can do
- Invoice Orchestration — Issue, cancel, and retrieve Service Invoices (NFS-e) for multiple cities across Brazil
- Company Management — List and inspect registered companies and their current fiscal configurations
- Service Definition — Manage service codes and tax metadata to ensure accurate fiscal reporting
- Fiscal Intelligence — Retrieve detailed city capabilities and validate IBGE codes for seamless municipal integration
- PDF Retrieval — Generate and retrieve download links for official invoice PDF and XML documents programmatically
The NFe.io MCP Server exposes 10 tools through the Vinkius. Connect it to Google ADK 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 NFe.io to Google ADK via MCP
Follow these steps to integrate the NFe.io MCP Server with Google ADK.
Install Google ADK
Run pip install google-adk
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Create the agent
Save the code above and integrate into your ADK workflow
Explore tools
The agent will discover 10 tools from NFe.io via MCP
Why Use Google ADK with the NFe.io MCP Server
Google ADK provides unique advantages when paired with NFe.io through the Model Context Protocol.
Google ADK natively supports MCP tool servers. declare a tool provider and the framework handles discovery, validation, and execution
Built on Gemini models, ADK provides long-context reasoning ideal for complex multi-tool workflows with NFe.io
Production-ready features like session management, evaluation, and deployment come built-in. not bolted on
Seamless integration with Google Cloud services means you can combine NFe.io tools with BigQuery, Vertex AI, and Cloud Functions
NFe.io + Google ADK Use Cases
Practical scenarios where Google ADK combined with the NFe.io MCP Server delivers measurable value.
Enterprise data agents: ADK agents query NFe.io and cross-reference results with internal databases for comprehensive analysis
Multi-modal workflows: combine NFe.io tool responses with Gemini's vision and language capabilities in a single agent
Automated compliance checks: schedule ADK agents to query NFe.io regularly and flag policy violations or configuration drift
Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including NFe.io
NFe.io MCP Tools for Google ADK (10)
These 10 tools become available when you connect NFe.io to Google ADK via MCP:
cancel_merchandise_invoice
Cancel an issued Merchandise Invoice (NF-e)
cancel_service_invoice
Cancel an issued Service Invoice (NFS-e)
create_company
Register a new company (issuer) in NFe.io
get_company_details
Get detailed info for a specific company issuer
get_merchandise_invoice
Retrieve details for a specific Merchandise Invoice (NF-e)
get_service_invoice
Retrieve details for a specific Service Invoice (NFS-e)
issue_merchandise_invoice
Issue a Merchandise Invoice (NF-e)
issue_service_invoice
Issue a Service Invoice (NFS-e)
list_companies
List all companies (issuers) registered in your NFe.io account
list_webhooks
List all configured webhooks in NFe.io
Example Prompts for NFe.io in Google ADK
Ready-to-use prompts you can give your Google ADK agent to start working with NFe.io immediately.
"List all active companies in my NFe.io account."
"Check the status of service invoice ID 'inv_nfe_999888'."
"Find the IBGE code for the city of 'São Paulo'."
Troubleshooting NFe.io MCP Server with Google ADK
Common issues when connecting NFe.io to Google ADK through the Vinkius, and how to resolve them.
McpToolset not found
pip install --upgrade google-adkNFe.io + Google ADK FAQ
Common questions about integrating NFe.io MCP Server with Google ADK.
How does Google ADK connect to MCP servers?
Can ADK agents use multiple MCP servers?
Which Gemini models work best with MCP tools?
Connect NFe.io with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
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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 NFe.io to Google ADK
Get your token, paste the configuration, and start using 10 tools in under 2 minutes. No API key management needed.