What is the key difference between Getpoststack MCP and Emailens MCP?

Getpoststack MCP belongs to the Communication category with local stdio execution, while Emailens MCP belongs to the Communication category with local stdio execution.

How do I install Getpoststack MCP or Emailens MCP in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Getpoststack MCP and Emailens MCP free or paid?

Getpoststack MCP operates under a BYOK (Pay Provider Direct) model (API Key required). Emailens MCP operates under a Freemium model (API Key required).

Which MCP server has more tools and community activity?

Getpoststack MCP lists 80 tools with 2 views and 1 GitHub stars. Emailens MCP lists 9 tools with 3 views and 7 GitHub stars.

Can I use both Getpoststack MCP and Emailens MCP together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Getpoststack MCP vs Emailens MCP

In-depth architectural comparison of the Getpoststack MCP and Emailens MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Getpoststack MCP

Communication · Local stdio

Quality: 56/100 (Good) | Auth: API Key required

Emailens MCP

Communication · Local stdio

Quality: 65/100 (Great) | Auth: API Key required

Verdict Summary: Choose Getpoststack MCP if you need specialized Communication tools running via a local process. Choose Emailens MCP if your workspace requires Communication integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Getpoststack MCP when:

You need dedicated capabilities in the Communication domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (BYOK (Pay Provider Direct)).
You have access to required keys: POSTSTACK_API_KEY.
Primary tools included: send_email, send_batch_emails, list_emails.

Explore Getpoststack MCP Details

Choose Emailens MCP when:

You need dedicated capabilities in the Communication domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (Freemium).
You have access to required keys: EMAILENS_API_KEY.
Primary tools included: preview_email, analyze_email, audit_email.

Feature & Specification Comparison

Specification	Getpoststack MCP getpoststack Communication	Emailens MCP emailens Communication
Summary	EU-hosted email API exposed as MCP tools — send transactional and marketing email, manage contacts and segments, run broadcasts, render templates, and read analytics from Claude/Cursor. GDPR compliant, EU-only data residency (Germany + Finland). npx -y @poststack.dev/mcp.	Official MCP server for Emailens, the rendering linter for email. Lint HTML email for rendering issues across 15 clients (Gmail, Outlook, Apple Mail and more), score CSS compatibility 0-100 per client, simulate dark mode, and get framework-native fix snippets for React Email, MJML, and Maizzle. npx -y @emailens/mcp
Category & Scope

Tools & Capabilities Breakdown

Getpoststack MCP Tools (80)

send_email

Send a single transactional email immediately, or schedule it for a future time.

send_batch_emails

Send multiple emails in a single batch request (up to 100 per call).

list_emails

List previously-sent emails with optional filters and pagination.

get_email

Get full details and event timeline for a specific email by id.

cancel_email

Cancel a scheduled email that has not yet entered the sending pipeline.

reschedule_email

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Getpoststack MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "getpoststack-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@poststack.dev/mcp"
      ],
      "env": {
        "POSTSTACK_API_KEY": "YOUR_POSTSTACK_API_KEY_HERE"
      }
    }
  }
}

Emailens MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "emailens-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@emailens/mcp"
      ],
      "env": {
        "EMAILENS_API_KEY": "YOUR_EMAILENS_API_KEY_HERE"
      }
    }
  }
}

Frequently Asked Questions

Getpoststack MCP is categorized under Communication and uses a local stdio subprocess. In contrast, Emailens MCP belongs to Communication using local stdio subprocess. Select Getpoststack MCP when you need capabilities focused on communication and Emailens MCP when you require tools for communication.

More alternatives to Getpoststack MCP More alternatives to Emailens MCP Communication category hub Canonical compare URL