4,000+ servers built on vurb.ts
Vinkius
CursorIDE
Postmark MCP Server

Bring Transactional Email
to Cursor

Learn how to connect Postmark to Cursor and start using 11 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
Get Delivery StatsGet Outbound StatsGet Server InfoGet TemplateList Account ServersList BouncesList DomainsList Email TemplatesList Outbound MessagesSend Batch EmailSend Email

Compatible with every major AI agent and IDE

ClaudeClaude
ChatGPTChatGPT
CursorCursor
GeminiGemini
WindsurfWindsurf
VS CodeVS Code
JetBrainsJetBrains
VercelVercel
+ other MCP clients
Postmark

What is the Postmark MCP Server?

Connect your Postmark account to any AI agent and simplify your transactional email management, deliverability tracking, and template orchestration through natural conversation.

What you can do

  • Email Delivery — Send single or bulk transactional emails programmatically directly from your agent using verified signatures
  • Template Management — Query and manage your catalog of email templates to ensure consistent messaging across your server
  • Bounce Tracking — Access a history of bounced emails and monitor deliverability issues in real-time
  • Server & Account Control — List and manage your Postmark servers and account settings programmatically
  • Engagement Insights — Access aggregate performance analytics, including sent and open metrics

How it works

  1. Subscribe to this server
  2. Enter your Postmark Server Token (and optional Account Token) from your settings
  3. Start managing your transactional emails from Claude, Cursor, or any MCP-compatible client

Built-in capabilities (11)

get_delivery_stats

Get email delivery statistics

get_outbound_stats

Get outbound delivery stats

get_server_info

Get Postmark server configuration

get_template

Get details for a specific email template

list_account_servers

List account servers

list_bounces

List recent email bounces

list_domains

List all verified sending domains

list_email_templates

List email templates

list_outbound_messages

List sent messages

send_batch_email

Send emails in batch

send_email

Send a single email

Why Cursor?

Cursor's Agent mode turns Postmark into an in-editor superpower. Ask Cursor to generate code using live data from Postmark and it fetches, processes, and writes. all in a single agentic loop. 11 tools appear alongside file editing and terminal access, creating a unified development environment grounded in real-time information.

  • Agent mode turns Cursor into an autonomous coding assistant that can read files, run commands, and call MCP tools without switching context

  • Cursor's Composer feature can generate entire files using real-time data fetched through MCP. no copy-pasting from external dashboards

  • MCP tools appear alongside built-in tools like file reading and terminal access, creating a unified agentic environment

  • VS Code extension compatibility means your existing workflow, keybindings, and extensions all work alongside MCP tools

See it in action

Postmark in Cursor

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

Postmark and 4,000+ other MCP servers. One platform. One governance layer.

Teams that connect Postmark to Cursor 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 Postmark in Cursor

The Postmark 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 11 tools execute in hardened sandboxes optimized for native MCP execution.

Your AI agents in Cursor 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.

Postmark
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 Postmark for Cursor

Every tool call from Cursor to the Postmark 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

Can I send a transactional email using my AI agent?

Yes! Use the send_email action. Provide the sender and recipient details along with your subject and message body.

02

What is Agent mode and why does it matter for MCP?

Agent mode is Cursor's autonomous execution mode where the AI can perform multi-step tasks: reading files, editing code, running terminal commands, and calling MCP tools. Without Agent mode, Cursor operates in a simpler ask-and-answer mode that doesn't support tool calling. Always ensure you're in Agent mode when working with MCP servers.

03

Where does Cursor store MCP configuration?

Cursor looks for MCP server configurations in a mcp.json file. You can configure servers at the project level (.cursor/mcp.json in your project root) or globally (~/.cursor/mcp.json). Project-level configs take precedence.

04

Can Cursor use MCP tools in inline edits?

No. MCP tools are only available in Agent mode through the chat panel. Inline completions and Tab suggestions do not trigger MCP tool calls. This is by design. tool calls require user visibility and approval.

05

How do I verify MCP tools are loaded?

Open Settings → Features → MCP and look for your server name. A green indicator means the server is connected. You can also check Agent mode's available tools by clicking the tools dropdown in the chat panel.

06

Tools not appearing in Cursor

Ensure you are in Agent mode (not Ask mode). MCP tools only work in Agent mode.

07

Server shows as disconnected

Check Settings → Features → MCP and verify the server status. Try clicking the refresh button.

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