IBGE Pesquisas — Brasil Cidades MCP Server for LangChain 4 tools — connect in under 2 minutes
LangChain is the leading Python framework for composable LLM applications. Connect IBGE Pesquisas — Brasil Cidades through Vinkius and LangChain agents can call every tool natively. combine them with retrievers, memory, and output parsers for sophisticated AI pipelines.
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Vinkius supports streamable HTTP and SSE.
import asyncio
from langchain_mcp_adapters.client import MultiServerMCPClient
from langchain_openai import ChatOpenAI
from langgraph.prebuilt import create_react_agent
async def main():
# Your Vinkius token. get it at cloud.vinkius.com
async with MultiServerMCPClient({
"ibge-pesquisas-brasil-cidades": {
"transport": "streamable_http",
"url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
}
}) as client:
tools = client.get_tools()
agent = create_react_agent(
ChatOpenAI(model="gpt-4o"),
tools,
)
response = await agent.ainvoke({
"messages": [{
"role": "user",
"content": "Using IBGE Pesquisas — Brasil Cidades, show me what tools are available.",
}]
})
print(response["messages"][-1].content)
asyncio.run(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 IBGE Pesquisas — Brasil Cidades MCP Server
Access the same data engine powering the official Brasil Cidades portal — the IBGE's most comprehensive municipal indicator database.
LangChain's ecosystem of 500+ components combines seamlessly with IBGE Pesquisas — Brasil Cidades through native MCP adapters. Connect 4 tools via Vinkius and use ReAct agents, Plan-and-Execute strategies, or custom agent architectures. with LangSmith tracing giving full visibility into every tool call, latency, and token cost.
What you can do
- List All Surveys — Browse the complete IBGE research catalog (Census, PNAD, POF, Agricultural Census, etc.)
- Municipal Indicators — Health, education, income, sanitation, and infrastructure data per city
- Cross-Survey Results — Query any indicator across any survey and time period
- City Rankings — Rank municipalities by any indicator (best HDI, highest GDP per capita, etc.)
The IBGE Pesquisas — Brasil Cidades MCP Server exposes 4 tools through the Vinkius. Connect it to LangChain 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 IBGE Pesquisas — Brasil Cidades to LangChain via MCP
Follow these steps to integrate the IBGE Pesquisas — Brasil Cidades MCP Server with LangChain.
Install dependencies
Run pip install langchain langchain-mcp-adapters langgraph langchain-openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the agent
Save the code and run python agent.py
Explore tools
The agent discovers 4 tools from IBGE Pesquisas — Brasil Cidades via MCP
Why Use LangChain with the IBGE Pesquisas — Brasil Cidades MCP Server
LangChain provides unique advantages when paired with IBGE Pesquisas — Brasil Cidades through the Model Context Protocol.
The largest ecosystem of integrations, chains, and agents. combine IBGE Pesquisas — Brasil Cidades MCP tools with 500+ LangChain components
Agent architecture supports ReAct, Plan-and-Execute, and custom strategies with full MCP tool access at every step
LangSmith tracing gives you complete visibility into tool calls, latencies, and token usage for production debugging
Memory and conversation persistence let agents maintain context across IBGE Pesquisas — Brasil Cidades queries for multi-turn workflows
IBGE Pesquisas — Brasil Cidades + LangChain Use Cases
Practical scenarios where LangChain combined with the IBGE Pesquisas — Brasil Cidades MCP Server delivers measurable value.
RAG with live data: combine IBGE Pesquisas — Brasil Cidades tool results with vector store retrievals for answers grounded in both real-time and historical data
Autonomous research agents: LangChain agents query IBGE Pesquisas — Brasil Cidades, synthesize findings, and generate comprehensive research reports
Multi-tool orchestration: chain IBGE Pesquisas — Brasil Cidades tools with web scrapers, databases, and calculators in a single agent run
Production monitoring: use LangSmith to trace every IBGE Pesquisas — Brasil Cidades tool call, measure latency, and optimize your agent's performance
IBGE Pesquisas — Brasil Cidades MCP Tools for LangChain (4)
These 4 tools become available when you connect IBGE Pesquisas — Brasil Cidades to LangChain via MCP:
get_indicadores
Use survey ID (e.g., 33 for Censo Demográfico, 38 for Produção Agrícola Municipal). Get indicators from a specific IBGE survey
get_ranking_indicador
Rank municipalities by a specific indicator
get_resultados
Localities can be: BR (Brazil), UF code (e.g., 33 for RJ), or municipality IBGE code. Get survey results for specific municipalities
list_pesquisas
List all IBGE surveys and research programs
Example Prompts for IBGE Pesquisas — Brasil Cidades in LangChain
Ready-to-use prompts you can give your LangChain agent to start working with IBGE Pesquisas — Brasil Cidades immediately.
"What are the education indicators for the city of Curitiba?"
"Which Brazilian cities have the highest GDP per capita?"
"Compare health indicators between São Paulo and Salvador"
Troubleshooting IBGE Pesquisas — Brasil Cidades MCP Server with LangChain
Common issues when connecting IBGE Pesquisas — Brasil Cidades to LangChain through the Vinkius, and how to resolve them.
MultiServerMCPClient not found
pip install langchain-mcp-adaptersIBGE Pesquisas — Brasil Cidades + LangChain FAQ
Common questions about integrating IBGE Pesquisas — Brasil Cidades MCP Server with LangChain.
How does LangChain connect to MCP servers?
langchain-mcp-adapters to create an MCP client. LangChain discovers all tools and wraps them as native LangChain tools compatible with any agent type.Which LangChain agent types work with MCP?
Can I trace MCP tool calls in LangSmith?
Connect IBGE Pesquisas — Brasil Cidades with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
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Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect IBGE Pesquisas — Brasil Cidades to LangChain
Get your token, paste the configuration, and start using 4 tools in under 2 minutes. No API key management needed.