Mailjet MCP Server for Mastra AI 8 tools — connect in under 2 minutes
Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect Mailjet through Vinkius and Mastra agents discover all tools automatically. type-safe, streaming-ready, and deployable anywhere Node.js runs.
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Vinkius supports streamable HTTP and SSE.
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: {
"mailjet": {
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
},
});
const tools = await mcpClient.getTools();
const agent = new Agent({
name: "Mailjet Agent",
instructions:
"You help users interact with Mailjet " +
"using 8 tools.",
model: openai("gpt-4o"),
tools,
});
const result = await agent.generate(
"What can I do with Mailjet?"
);
console.log(result.text);
}
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 Mailjet MCP Server
Connect your Mailjet account to any AI agent to automate your transactional messaging and email marketing workflows. This MCP server enables your agent to send emails using the v3.1 Send API, manage subscriber lists, and track campaign performance directly from natural language interfaces.
Mastra's agent abstraction provides a clean separation between LLM logic and Mailjet tool infrastructure. Connect 8 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
- Transactional Delivery — Send single or batch emails with full support for HTML, attachments, and variables
- Audience Management — List all contacts, create new subscriber records, and manage contact lists (address books)
- Subscription Control — Add or remove contacts from specific lists and manage opt-in statuses programmatically
- Campaign Tracking — List historical campaigns and retrieve real-time performance statistics (opens, clicks, bounces)
- Metadata Oversight — Fetch detailed configuration and status for any campaign or subscriber collection
The Mailjet MCP Server exposes 8 tools through the Vinkius. Connect it to Mastra AI 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 Mailjet to Mastra AI via MCP
Follow these steps to integrate the Mailjet MCP Server with Mastra AI.
Install dependencies
Run npm install @mastra/core @mastra/mcp @ai-sdk/openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the agent
Save to agent.ts and run with npx tsx agent.ts
Explore tools
Mastra discovers 8 tools from Mailjet via MCP
Why Use Mastra AI with the Mailjet MCP Server
Mastra AI provides unique advantages when paired with Mailjet through the Model Context Protocol.
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add Mailjet without touching business code
Built-in workflow engine chains MCP tool calls with conditional logic, retries, and parallel execution for complex automation
TypeScript-native: full type inference for every Mailjet tool response with IDE autocomplete and compile-time checks
One-command deployment to any Node.js host. Vercel, Railway, Fly.io, or your own infrastructure
Mailjet + Mastra AI Use Cases
Practical scenarios where Mastra AI combined with the Mailjet MCP Server delivers measurable value.
Automated workflows: build multi-step agents that query Mailjet, process results, and trigger downstream actions in a typed pipeline
SaaS integrations: embed Mailjet as a first-class tool in your product's AI features with Mastra's clean agent API
Background jobs: schedule Mastra agents to query Mailjet on a cron and store results in your database automatically
Multi-agent systems: create specialist agents that collaborate using Mailjet tools alongside other MCP servers
Mailjet MCP Tools for Mastra AI (8)
These 8 tools become available when you connect Mailjet to Mastra AI via MCP:
add_contact_to_list
Requires list ID and contact ID/Email. Subscribe a contact to a specific list
create_new_contact
Requires at least an Email address. Add a new contact to the database
get_campaign_details
Get details for a specific campaign
get_campaign_performance
Get performance statistics for a campaign
list_all_contacts
List all contacts in the Mailjet account
list_marketing_campaigns
List all campaigns
list_subscriber_lists
List all contact lists
send_transactional_email
Requires a JSON body matching Mailjet v3.1 Send API structure. Send an email using Mailjet Send API v3.1
Example Prompts for Mailjet in Mastra AI
Ready-to-use prompts you can give your Mastra AI agent to start working with Mailjet immediately.
"Send a transactional email to 'passenger@example.com' with subject 'Boarding Pass'."
"List all active contact lists in my Mailjet account."
"Show performance stats for campaign ID '12345'."
Troubleshooting Mailjet MCP Server with Mastra AI
Common issues when connecting Mailjet to Mastra AI through the Vinkius, and how to resolve them.
createMCPClient not exported
npm install @mastra/mcpMailjet + Mastra AI FAQ
Common questions about integrating Mailjet MCP Server with Mastra AI.
How does Mastra AI connect to MCP servers?
MCPClient with the server URL and pass it to your agent. Mastra discovers all tools and makes them available with full TypeScript types.Can Mastra agents use tools from multiple servers?
Does Mastra support workflow orchestration?
Connect Mailjet with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
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Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
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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 Mailjet to Mastra AI
Get your token, paste the configuration, and start using 8 tools in under 2 minutes. No API key management needed.