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LlamaIndexFramework
LlamaIndex
Correios do Brazil MCP Server

Bring Postal Service
to LlamaIndex

Learn how to connect Correios do Brazil to LlamaIndex and start using 3 AI agent tools in minutes. Fully managed, enterprise secure, and ready to use without writing a single line of code.

MCP Inspector GDPR Free for Subscribers
Calculate PricesConsult CepEstimate Delivery Time

Compatible with every major AI agent and IDE

ClaudeClaude
ChatGPTChatGPT
CursorCursor
GeminiGemini
WindsurfWindsurf
VS CodeVS Code
JetBrainsJetBrains
VercelVercel
+ other MCP clients
Correios do Brazil

What is the Correios do Brazil MCP Server?

Connect your Correios account to any AI agent to automate logistics and shipping calculations directly within your workflow.

What you can do

  • Shipping Calculation — Calculate precise shipping costs based on origin, destination, weight, and package dimensions for services like SEDEX and PAC.
  • Delivery Estimates — Get the estimated number of working days for any delivery across Brazil.
  • Address Lookup (CEP) — Instantly retrieve full address details (street, neighborhood, city, state) from any Brazilian ZIP code.
  • Service Comparison — Compare different postal service codes to find the best shipping option for your needs.

How it works

  1. Subscribe to this server
  2. Enter your Correios Web Services (CWS) credentials
  3. Start querying logistics data from Claude, Cursor, or any MCP client

Who is this for?

  • E-commerce Owners — quickly estimate shipping costs for customers without leaving the chat.
  • Developers — verify address data and integrate logistics logic into applications via natural language.
  • Logistics Managers — track delivery windows and optimize shipping routes across Brazil.

Built-in capabilities (3)

calculate_prices

Calculate shipping cost for postal services

consult_cep

Consult address information for a ZIP code

estimate_delivery_time

Estimate delivery time between two ZIP codes

Why LlamaIndex?

LlamaIndex agents combine Correios do Brazil tool responses with indexed documents for comprehensive, grounded answers. Connect 3 tools through Vinkius and query live data alongside vector stores and SQL databases in a single turn. ideal for hybrid search, data enrichment, and analytical workflows.

  • Data-first architecture: LlamaIndex agents combine Correios do Brazil tool responses with indexed documents for comprehensive, grounded answers

  • Query pipeline framework lets you chain Correios do Brazil tool calls with transformations, filters, and re-rankers in a typed pipeline

  • Multi-source reasoning: agents can query Correios do Brazil, a vector store, and a SQL database in a single turn and synthesize results

  • Observability integrations show exactly what Correios do Brazil tools were called, what data was returned, and how it influenced the final answer

L
See it in action

Correios do Brazil in LlamaIndex

AI AgentVinkius
High Security·Kill Switch·Plug and Play
Why Vinkius

Correios do Brazil and 4,000+ other MCP servers. One platform. One governance layer.

Teams that connect Correios do Brazil to LlamaIndex through Vinkius don't need to source, host, or maintain individual MCP servers. Every tool call runs inside a hardened runtime with credential isolation, DLP, and a signed audit chain.

4,000+MCP Servers ready
<40msCold start
60%Token savings
Raw MCP
Vinkius
Server catalogFind and host yourself4,000+ managed
InfrastructureSelf-hostedSandboxed V8 isolates
Credential handlingPlaintext in configVault + runtime injection
Data loss preventionNoneConfigurable DLP policies
Kill switchNoneGlobal instant shutdown
Financial circuit breakersNonePer-server limits + alerts
Audit trailNoneEd25519 signed logs
SIEM log streamingNoneSplunk, Datadog, Webhook
HoneytokensNoneCanary alerts on leak
Custom domainsNot applicableDNS challenge verified
GDPR complianceManual effortAutomated purge + export
Enterprise Security

Why teams choose Vinkius for Correios do Brazil in LlamaIndex

The Correios do Brazil 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. All 3 tools execute in hardened sandboxes optimized for native MCP execution.

Your AI agents in LlamaIndex only access the data you authorize, with DLP that blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade infrastructure, zero maintenance.

Correios do Brazil
Fully ManagedVinkius Servers
60%Token savings
High SecurityEnterprise-grade
IAMAccess control
EU AI ActCompliant
DLPData protection
V8 IsolateSandboxed
Ed25519Audit chain
<40msKill switch
Stream every event to Splunk, Datadog, or your own webhook in real-time

* 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

The Vinkius Advantage

How Vinkius secures Correios do Brazil for LlamaIndex

Every tool call from LlamaIndex to the Correios do Brazil MCP Server is protected by DLP redaction, cryptographic audit chains, V8 sandbox isolation, kill switch, and financial circuit breakers.

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

Frequently asked questions

01

How can I calculate the shipping price for a specific package?

Use the calculate_prices tool. You will need to provide the origin and destination ZIP codes, weight, dimensions, and the service code (e.g., 04014 for SEDEX).

02

Can I check the delivery deadline between two Brazilian cities?

Yes! The estimate_delivery_time tool allows you to input the service code and both ZIP codes to receive the estimated delivery time in working days.

03

Is it possible to find an address using only the ZIP code (CEP)?

Absolutely. Use the consult_cep tool with the 8-digit ZIP code to retrieve the street name, neighborhood, city, and state automatically.

04

How does LlamaIndex connect to MCP servers?

Use the MCP client adapter to create a connection. LlamaIndex discovers all tools and wraps them as query engine tools compatible with any LlamaIndex agent.

05

Can I combine MCP tools with vector stores?

Yes. LlamaIndex agents can query Correios do Brazil tools and vector store indexes in the same turn, combining real-time and embedded data for grounded responses.

06

Does LlamaIndex support async MCP calls?

Yes. LlamaIndex's async agent framework supports concurrent MCP tool calls for high-throughput data processing pipelines.

07

BasicMCPClient not found

Install: pip install llama-index-tools-mcp

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