Inbox Check — Email Deliverability Test MCP Server

by live-direct-marketingio.github.live-direct-marketing/inbox-checkv0.1.2

Inbox placement testing across Gmail, Outlook, Yahoo, Mail.ru and Yandex: seed addresses, per-provider placement, SPF/DKIM/DMARC verdicts and screenshots.

2Node.jsstdioofficial registry

context tax

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security

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cold start

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freshness

Slowing6mo ago

Install Inbox Check — Email Deliverability Test MCP server

claude mcp add ldm-inbox-check -e INBOX_CHECK_API_KEY='<inbox-check-api-key>' -- npx -y ldm-inbox-check-mcp

{
  "mcpServers": {
    "ldm-inbox-check": {
      "command": "npx",
      "args": [
        "-y",
        "ldm-inbox-check-mcp"
      ],
      "env": {
        "INBOX_CHECK_API_KEY": "<inbox-check-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "ldm-inbox-check": {
      "command": "npx",
      "args": [
        "-y",
        "ldm-inbox-check-mcp"
      ],
      "env": {
        "INBOX_CHECK_API_KEY": "<inbox-check-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "ldm-inbox-check": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "ldm-inbox-check-mcp"
      ],
      "env": {
        "INBOX_CHECK_API_KEY": "<inbox-check-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "ldm-inbox-check": {
      "command": "npx",
      "args": [
        "-y",
        "ldm-inbox-check-mcp"
      ],
      "env": {
        "INBOX_CHECK_API_KEY": "<inbox-check-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
INBOX_CHECK_API_KEY	yes	yes	Bearer API key for Inbox Check service (starts with icp_live_)
INBOX_CHECK_BASE_URL	—	—	Override base URL for self-hosted deployments

Freshness

Slowing — last maintenance signal 6mo ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-04-23 · 6mo ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-04-20 · 6mo ago · official registry · v0.1.2

FAQ

›How do I install the Inbox Check — Email Deliverability Test MCP server in Claude Code?

Run: claude mcp add ldm-inbox-check -e INBOX_CHECK_API_KEY='<inbox-check-api-key>' -- npx -y ldm-inbox-check-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Inbox Check — Email Deliverability Test require an API key?

Yes. It expects INBOX_CHECK_API_KEY, of which 1 is a secret.

›Can I use Inbox Check — Email Deliverability Test as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Inbox Check — Email Deliverability Test in the official MCP registry?

Yes, as io.github.live-direct-marketing/inbox-check.