Mailvett MCP Server: Install & Setup

Install Mailvett in Claude Code

Claude Code

claude mcp add --transport http mailvett https://mailvett.cybermaxtools.com/mcp?via=mcp-registry

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "mailvett": {
      "url": "https://mailvett.cybermaxtools.com/mcp?via=mcp-registry"
    }
  }
}

Mailvett: validate emails. MX, provider, disposable/role/free flags, typo fix, verdict.

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Remote. Hosted by the provider. You connect with a URL, nothing to install.

Run: claude mcp add --transport http mailvett https://mailvett.cybermaxtools.com/mcp?via=mcp-registry

com.themailx/email-deliverability

Check SPF/DKIM/DMARC/BIMI, blacklists, SMTP/IMAP; DNS lookups; generate email DNS records.

mailverdict/mailverdict

Keyless email checks: disposable, role, and free-provider detection, MX, and typo suggestions.

BeyondFolder/mailyond

Read, reply to and send email across every domain you connect to Mailyond, via API key over HTTP.

io.mailvalid/email-verifier

Verify emails: syntax, MX, SMTP mailbox, disposable, role and catch-all checks. Single and bulk.

softsages/mailzzy-mcp

Email marketing: campaigns, audiences, contacts, segments, templates and reports.

com.mailvakt/mailvakt

Use when email lands in spam: audits SPF, DKIM, DMARC, MX and returns the DNS records to fix it.