PluginBench
MCP Server

Checkmails — Email Verification MCP Server

eu.checkmails/checkmails

What is the Checkmails — Email Verification MCP server?

Verify email deliverability by SMTP. Catch-all/disposable/role detection. EU-hosted, GDPR-ready.

How to install Checkmails — Email Verification

Copy-paste configuration for popular MCP clients.

transport: http
Config generated by PluginBench — verify against the source before use.
Environment / auth
  • Authorization
    required
    secret

    Bearer chk_<your API key> - paid checkmails plan, get it at https://checkmails.eu/app

Cursor
~/.cursor/mcp.json
{
  "mcpServers": {
    "checkmails": {
      "url": "https://checkmails.eu/api/mcp"
    }
  }
}
Windsurf
~/.codeium/windsurf/mcp_config.json
{
  "mcpServers": {
    "checkmails": {
      "serverUrl": "https://checkmails.eu/api/mcp"
    }
  }
}
VS Code
.vscode/mcp.json
{
  "servers": {
    "checkmails": {
      "type": "http",
      "url": "https://checkmails.eu/api/mcp"
    }
  }
}
Claude Desktop
Claude Desktop connects to remote servers via the mcp-remote bridge.
{
  "mcpServers": {
    "checkmails": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://checkmails.eu/api/mcp"
      ]
    }
  }
}
Claude Code
claude mcp add --transport http checkmails https://checkmails.eu/api/mcp

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