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Checkmails — Email Verification

Official registry Productivity

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

Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http checkmails-email-verification 'https://checkmails.eu/api/mcp' --header 'Authorization: <Bearer chk_<your API key> - paid checkmails plan, get it at https://checkmails.eu/app>'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "checkmails-email-verification": {
            "type": "http",
            "url": "https://checkmails.eu/api/mcp",
            "headers": {
                "Authorization": "<Bearer chk_<your API key> - paid checkmails plan, get it at https://checkmails.eu/app>"
            }
        }
    }
}

Frequently asked questions

What is Checkmails — Email Verification?

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

How do I install Checkmails — Email Verification?

It runs as a remote server. In Claude Code: claude mcp add --transport http checkmails-email-verification 'https://checkmails.eu/api/mcp' --header 'Authorization: <Bearer chk_<your API key> - paid checkmails plan, get it at https://checkmails.eu/app>'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does Checkmails — Email Verification need an API key?

Yes. It expects Authorization, which you set in its configuration.

Who maintains Checkmails — Email Verification?

It is published by eu.checkmails. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.