Inbox Check - Email Deliverability Test MCP Server

📦 npm · 🌐 check.live-direct-marketing.online · ✨ awesome-mcp-servers · 🔍 Glama. It runs locally over stdio via the published package.

People who work with deliverability, email and inbox placement and want it reachable from Claude, Cursor, VS Code, or another MCP client. The project is written in JavaScript.

VERIFIED ACTIVE

LAST COMMIT 2026-04-23 · ★ 2 · #66 OF 90 MAINTAINED EMAIL · VERIFIED 2026-09-18

MIT · JavaScript servers · how we verify → /methodology

01 · Install Inbox Check - Email Deliverability Test

before you install - you'll need

Set INBOX_CHECK_API_KEY before connecting.

Claude Code

claude mcp add live-direct-marketing-ldm-inbox-check-mc -- npx -y ldm-inbox-check-mcp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "live-direct-marketing-ldm-inbox-check-mc": {
      "command": "npx",
      "args": [
        "-y",
        "ldm-inbox-check-mcp"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license MIT - declared in the repository

npm package ldm-inbox-check-mcp - unscoped; check the name against the project README before installing

registry namespace io.github.live-direct-marketing is GitHub-verified and matches the repo owner

03 · Who maintains Inbox Check - Email Deliverability Test

Inbox Check - Email Deliverability Test is maintained by live-direct-marketing. It's the only MCP server we track from this author; the repo dates to Apr 2026.

04 · Facts

repository: github.com/live-direct-marketing/ldm-inbox-check-mcp
website: https://check.live-direct-marketing.online/docs/mcp
category: email - ranked #66 of 90 actively-maintained email servers as of 2026-09-18.
registry: io.github.live-direct-marketing/inbox-check (active, first published 2026-04-20)
packages: npm:ldm-inbox-check-mcp

05 · Inbox Check - Email Deliverability Test FAQ

What is Inbox Check - Email Deliverability Test?

📦 npm · 🌐 check.live-direct-marketing.online · ✨ awesome-mcp-servers · 🔍 Glama. It runs locally over stdio via the published package.

Is Inbox Check - Email Deliverability Test still maintained?

Yes - as of 2026-09-18, its last commit was 2026-04-23. We re-verify nightly.

How do I install Inbox Check - Email Deliverability Test?

Run `npx -y ldm-inbox-check-mcp`. The README documents one environment variable (INBOX_CHECK_API_KEY) to set first. Set INBOX_CHECK_API_KEY before connecting. You can also paste the ready-made client config above.

Does Inbox Check - Email Deliverability Test run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

06 · Alternatives to Inbox Check - Email Deliverability Test

Alternatives to Inbox Check - Email Deliverability Test

Maintained email servers if Inbox Check - Email Deliverability Test isn't the fit.

More email MCP servers · Qorami · BlackVeil DNS & Email Security Scanner · Proactive MCP · Parse-DMARC MCP Server

More JavaScript MCP servers · Local Dfw MCP · Logly · Understand Quickly · Lorg MCP Server · Korail MCP · see all