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Why use IBGE Economia — CNAE Activities MCP Server with OpenAI Agents SDK?

Bring Economic Data
to OpenAI Agents SDK

Create your Vinkius account to connect IBGE Economia — CNAE Activities to OpenAI Agents SDK and start using all 5 AI tools in minutes. Fully managed, enterprise secure, and ready to use without writing a single line of code. No hosting, no server setup — just connect and start using.

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Get Subclasse CnaeList Classes CnaeList Divisoes CnaeList Secoes CnaeList Subclasses Por Classe
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IBGE Economia — CNAE Activities

What is the IBGE Economia — CNAE Activities MCP Server?

Give your AI agent mastery over the CNAE — Brazil's official classification of every economic activity, used for tax registration, business licensing, regulatory compliance, and market research.

What you can do

  • 21 Sections (A-U) — Top-level economic sectors: Agriculture, Mining, Manufacturing, IT, Finance, Health, etc.
  • 87 Divisions — Drill into specific industries within each sector
  • 285 Groups & 672 Classes — Granular business activity classification
  • 1,332 Subclasses — The most specific activity code used on CNPJ (Brazilian business registration)

Who is this for?

Accountants, compliance officers, fintech developers, market analysts, business registration platforms, and anyone building AI agents for the Brazilian business ecosystem.

Built-in capabilities (5)

get_subclasse_cnae

Get CNAE subclass details

list_classes_cnae

g., 62 for IT activities). List CNAE classes within a division

list_divisoes_cnae

g., A for Agriculture, C for Manufacturing). List CNAE divisions within a section

list_secoes_cnae

List all 21 CNAE economic sections (A-U)

list_subclasses_por_classe

g., 62015). List all subclasses within a CNAE class

Why OpenAI Agents SDK?

The OpenAI Agents SDK auto-discovers all 5 tools from IBGE Economia — CNAE Activities through native MCP integration. Build agents with built-in guardrails, tracing, and handoff patterns. chain multiple agents where one queries IBGE Economia — CNAE Activities, another analyzes results, and a third generates reports, all orchestrated through Vinkius.

  • Native MCP integration via MCPServerSse, pass the URL and the SDK auto-discovers all tools with full type safety

  • Built-in guardrails, tracing, and handoff patterns let you build production-grade agents without reinventing safety infrastructure

  • Lightweight and composable: chain multiple agents and MCP servers in a single pipeline with minimal boilerplate

  • First-party OpenAI support ensures optimal compatibility with GPT models for tool calling and structured output

O
See it in action

IBGE Economia — CNAE Activities in OpenAI Agents SDK

AI AgentVinkius
High Security·Kill Switch·Plug and Play
Enterprise Security

Why run IBGE Economia — CNAE Activities with Vinkius?

The IBGE Economia — CNAE Activities connection runs on our fully managed, secure cloud infrastructure. We handle the hosting, maintenance, and security so you don't have to deal with servers or code. All 5 tools are ready to work instantly without any complex setup.

You stay in complete control of your data. Your AI only accesses the information you approve, keeping your sensitive passwords and private details completely safe. Plus, with automatic optimizations, your AI works faster and more efficiently.

IBGE Economia — CNAE Activities
Fully ManagedNo server setup
Plug & PlayNo coding needed
SecurePrivacy protected
PrivateYour data is safe
Cost ControlBudget limits
Control1-click disconnect
Auto-UpdatesMaintenance free
High SpeedOptimized for AI
Reliable99.9% uptime
Your credentials and connection tokens are fully encrypted

* Every connection is hosted and maintained by Vinkius. We handle the security, updates, and infrastructure so you don't have to write code or manage servers. See our infrastructure

01 / Catalog

Over 4,000 integrations ready for AI agents

Explore a vast library of pre-built integrations, optimized and ready to deploy.

02 / Credentials

Connect securely in under 30 seconds

Generate tokens to authenticate and link external services in a single step.

03 / Guardian

Complete visibility into every agent action

Audit live requests, latency, success rates, and active security compliance policies.

04 / FinOps

Optimize spending and track token ROI

Analyze real-time token consumption and cost metrics detailed by connection.

Over 4,000 integrations ready for AI agents
Connect securely in under 30 seconds
Complete visibility into every agent action
Optimize spending and track token ROI

Explore our live AI Agents Analytics dashboard to see it all working

This dashboard is included when you connect IBGE Economia — CNAE Activities using Vinkius. You will never be left in the dark about what your AI agents are doing with your tools.

Why Vinkius

IBGE Economia — CNAE Activities and 4,000+ other AI tools. No hosting, no code, ready to use.

Professionals who connect IBGE Economia — CNAE Activities to OpenAI Agents SDK through Vinkius don't need to write code, manage servers, or worry about security. Everything is pre-configured, secure, and runs automatically in the background.

4,000+MCP Integrations
<40msResponse time
100%Fully managed
Raw MCP
Vinkius
Ready-to-use MCPsFind and configure each manually4,000+ MCPs ready to use
Connection SetupManual coding & server setup1-click instant connection
Server HostingYou host it yourself (needs 24/7 uptime)100% hosted & managed by Vinkius
Security & PrivacyStored in plaintext config filesBank-grade encrypted vault
Activity VisibilityBlind execution (no logs or tracking)Live dashboard with real-time logs
Cost ControlRunaway AI token spend riskAutomatic budget limits
Revoking AccessMust delete files or code to stop1-click disconnect button
The Vinkius Advantage

How Vinkius secures IBGE Economia — CNAE Activities for OpenAI Agents SDK

Every request between OpenAI Agents SDK and IBGE Economia — CNAE Activities is protected by our secure gateway. We automatically keep your sensitive data private, prevent unauthorized access, and let you disconnect instantly at any time.

< 40msCold start
Ed25519Signed audit chain
60%Token savings
FAQ

Frequently asked questions

01

Why do I need CNAE codes?

CNAE is mandatory for every business operating in Brazil. It determines your tax regime (Simples Nacional, Lucro Presumido), eligible activities for MEI registration, CNPJ registration, municipal licensing, and regulatory compliance.

02

How does the OpenAI Agents SDK connect to MCP?

Use MCPServerSse(url=...) to create a server connection. The SDK auto-discovers all tools and makes them available to your agent with full type information.

03

Can I use multiple MCP servers in one agent?

Yes. Pass a list of MCPServerSse instances to the agent constructor. The agent can use tools from all connected servers within a single run.

04

Does the SDK support streaming responses?

Yes. The SDK supports SSE and Streamable HTTP transports, both of which work natively with Vinkius.

05

MCPServerStreamableHttp not found

Ensure you have the latest version: pip install --upgrade openai-agents

06

Agent not calling tools

Make sure your prompt explicitly references the task the tools can help with.

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