Bring Cold Email
to Mastra AI
Create your Vinkius account to connect Instantly to Mastra AI and start using all 10 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.
Compatible with every major AI agent and IDE
What is the Instantly MCP Server?
Connect Instantly to your AI agent and manage your high-volume cold email platform conversationally.
What you can do
- Campaign Management — Create, pause, resume, and monitor email campaigns with engagement metrics.
- Lead Management — Add, update, and search leads across campaigns with custom variables.
- Account Warm-up — Monitor email warm-up progress and deliverability scores across sending accounts.
- Analytics — Track opens, replies, bounces, and campaign-level performance in real time.
How it works
- Subscribe to the Instantly integration on the marketplace.
- Generate an API key from your Instantly dashboard (Settings → API → Create API Key).
- Ask your AI agent to manage campaigns, add leads, or check deliverability.
Who is this for?
- Cold Email Agencies — Manage dozens of client campaigns and sending accounts from one interface.
- SDR Teams — Scale outreach across multiple email accounts while monitoring deliverability health.
- Growth Hackers — Automate high-volume cold outreach with AI-driven campaign management.
Built-in capabilities (10)
Add leads to a campaign
Get account summary stats
Get campaign details
Get campaign analytics
List sending accounts
List all campaigns
List leads in a campaign
List campaign subsequences
Pause a campaign
Resume a campaign
Why Mastra AI?
Mastra's agent abstraction provides a clean separation between LLM logic and Instantly tool infrastructure. Connect 10 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.
- —
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add Instantly 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 Instantly 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
Instantly in Mastra AI
Why run Instantly with Vinkius?
The Instantly 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 10 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.

* 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
Over 4,000 integrations ready for AI agents
Explore a vast library of pre-built integrations, optimized and ready to deploy.
Connect securely in under 30 seconds
Generate tokens to authenticate and link external services in a single step.
Complete visibility into every agent action
Audit live requests, latency, success rates, and active security compliance policies.
Optimize spending and track token ROI
Analyze real-time token consumption and cost metrics detailed by connection.




Explore our live AI Agents Analytics dashboard to see it all working
This dashboard is included when you connect Instantly using Vinkius. You will never be left in the dark about what your AI agents are doing with your tools.
Instantly and 4,000+ other AI tools. No hosting, no code, ready to use.
Professionals who connect Instantly to Mastra AI 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.
Raw MCP | Vinkius | |
|---|---|---|
| Ready-to-use MCPs | Find and configure each manually | 4,000+ MCPs ready to use |
| Connection Setup | Manual coding & server setup | 1-click instant connection |
| Server Hosting | You host it yourself (needs 24/7 uptime) | 100% hosted & managed by Vinkius |
| Security & Privacy | Stored in plaintext config files | Bank-grade encrypted vault |
| Activity Visibility | Blind execution (no logs or tracking) | Live dashboard with real-time logs |
| Cost Control | Runaway AI token spend risk | Automatic budget limits |
| Revoking Access | Must delete files or code to stop | 1-click disconnect button |
How Vinkius secures
Instantly for Mastra AI
Every request between Mastra AI and Instantly is protected by our secure gateway. We automatically keep your sensitive data private, prevent unauthorized access, and let you disconnect instantly at any time.
Frequently asked questions
How do I get my Instantly API key?
Log in to your Instantly account at app.instantly.ai. Navigate to Settings (gear icon in the left sidebar). Click on the API section. Click Create API Key, give it a name, and copy the generated key. Paste it into the configuration field below. API access is available on all paid plans.
Can I monitor email warm-up health through my agent?
Yes. Your agent can check warm-up scores, daily sending volumes, and inbox placement rates for each sending account — helping you know when new accounts are ready for full-volume campaigns.
Can I manage multiple sending accounts?
Yes. Instantly supports unlimited sending accounts. Your AI agent can list all accounts, check their warm-up status, and manage which accounts are assigned to which campaigns.
How is Instantly different from other cold email tools?
Instantly differentiates with unlimited sending accounts, built-in email warm-up, and high-volume campaign infrastructure. It's designed for agencies and teams running 10K+ emails/month across dozens of sending domains.
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.
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.
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.
createMCPClient not exported
Install: npm install @mastra/mcp
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