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Correios API (REST) MCP Server for Mastra AIGive Mastra AI instant access to 2 tools to Calculate Price Deadline and Track Object

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Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect Correios API (REST) through Vinkius and Mastra agents discover all tools automatically. type-safe, streaming-ready, and deployable anywhere Node.js runs.

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The Correios API (REST) MCP Server for Mastra AI is a standout in the Ecommerce category — giving your AI agent 2 tools to work with, ready to go from day one.

Built for AI Agents by Vinkius

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typescript
import { Agent } from "@mastra/core/agent";
import { createMCPClient } from "@mastra/mcp";
import { openai } from "@ai-sdk/openai";

async function main() {
  // Your Vinkius token. get it at cloud.vinkius.com
  const mcpClient = await createMCPClient({
    servers: {
      "correios-api-rest": {
        url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
      },
    },
  });

  const tools = await mcpClient.getTools();
  const agent = new Agent({
    name: "Correios API (REST) Agent",
    instructions:
      "You help users interact with Correios API (REST) " +
      "using 2 tools.",
    model: openai("gpt-4o"),
    tools,
  });

  const result = await agent.generate(
    "What can I do with Correios API (REST)?"
  );
  console.log(result.text);
}

main();
Correios API (REST)
Fully ManagedVinkius Servers
60%Token savings
High SecurityEnterprise-grade
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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

About Correios API (REST) MCP Server

Connect your AI agent to the Correios infrastructure to automate logistics queries in Brazil. This server provides direct access to the official REST API for real-time tracking and shipping simulations.

Mastra's agent abstraction provides a clean separation between LLM logic and Correios API (REST) tool infrastructure. Connect 2 tools through Vinkius and use Mastra's built-in workflow engine to chain tool calls with conditional logic, retries, and parallel execution. deployable to any Node.js host in one command.

What you can do

  • Object Tracking — Get the full history of events and current status for any valid tracking code (e.g., AA123456789BR) using the track_object tool.
  • Shipping Calculation — Simulate prices and delivery deadlines for various services like SEDEX and PAC based on weight, dimensions, and zip codes with calculate_price_deadline.
  • Logistics Automation — Integrate shipping data into your e-commerce or support workflows without manual lookups.

The Correios API (REST) MCP Server exposes 2 tools through the Vinkius. Connect it to Mastra AI in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

All 2 Correios API (REST) tools available for Mastra AI

When Mastra AI connects to Correios API (REST) through Vinkius, your AI agent gets direct access to every tool listed below — spanning correios, brazil-logistics, tracking-api, and more. Every call runs in a secure, isolated environment with full audit visibility. Beyond a simple connection, you get real-time monitoring of agent activity, enterprise governance, and optimized token usage.

calculate

Calculate price deadline on Correios API (REST)

Uses POST but acts as a query. Calculate shipping price and deadline

track

Track object on Correios API (REST)

Track a postal object

Connect Correios API (REST) to Mastra AI via MCP

Follow these steps to wire Correios API (REST) into Mastra AI. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.

01

Install dependencies

Run npm install @mastra/core @mastra/mcp @ai-sdk/openai
02

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token
03

Run the agent

Save to agent.ts and run with npx tsx agent.ts
04

Explore tools

Mastra discovers 2 tools from Correios API (REST) via MCP

Why Use Mastra AI with the Correios API (REST) MCP Server

Mastra AI provides unique advantages when paired with Correios API (REST) through the Model Context Protocol.

01

Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add Correios API (REST) without touching business code

02

Built-in workflow engine chains MCP tool calls with conditional logic, retries, and parallel execution for complex automation

03

TypeScript-native: full type inference for every Correios API (REST) tool response with IDE autocomplete and compile-time checks

04

One-command deployment to any Node.js host. Vercel, Railway, Fly.io, or your own infrastructure

Correios API (REST) + Mastra AI Use Cases

Practical scenarios where Mastra AI combined with the Correios API (REST) MCP Server delivers measurable value.

01

Automated workflows: build multi-step agents that query Correios API (REST), process results, and trigger downstream actions in a typed pipeline

02

SaaS integrations: embed Correios API (REST) as a first-class tool in your product's AI features with Mastra's clean agent API

03

Background jobs: schedule Mastra agents to query Correios API (REST) on a cron and store results in your database automatically

04

Multi-agent systems: create specialist agents that collaborate using Correios API (REST) tools alongside other MCP servers

Example Prompts for Correios API (REST) in Mastra AI

Ready-to-use prompts you can give your Mastra AI agent to start working with Correios API (REST) immediately.

01

"Track the object with code NL123456789BR."

02

"Calculate SEDEX shipping from 01001-000 to 22041-001 for a 500g box (20x15x10cm)."

03

"What is the current status of my package AA987654321BR?"

Troubleshooting Correios API (REST) MCP Server with Mastra AI

Common issues when connecting Correios API (REST) to Mastra AI through Vinkius, and how to resolve them.

01

createMCPClient not exported

Install: npm install @mastra/mcp

Correios API (REST) + Mastra AI FAQ

Common questions about integrating Correios API (REST) MCP Server with Mastra AI.

01

How does Mastra AI connect to MCP servers?

Create an MCPClient with the server URL and pass it to your agent. Mastra discovers all tools and makes them available with full TypeScript types.
02

Can Mastra agents use tools from multiple servers?

Yes. Pass multiple MCP clients to the agent constructor. Mastra merges all tool schemas and the agent can call any tool from any server.
03

Does Mastra support workflow orchestration?

Yes. Mastra has a built-in workflow engine that lets you chain MCP tool calls with branching logic, error handling, and parallel execution.

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