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Vetto

io.github.yasaiiko/vetto · v1.0.0

Check signup emails for disposable or dead domains, typos and Gmail aliases; block fake signups.

Connect Remote server

Terminal
claude mcp add --transport http vetto https://usevetto.com/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "vetto": {
      "url": "https://usevetto.com/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "vetto": {
      "type": "http",
      "url": "https://usevetto.com/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://usevetto.com/mcp

Tools 4 found in our last check

  • check_email

    Checks one email address the way a signup form would: invalid syntax, disposable/throwaway domain, domain that cannot receive mail (no MX), likely typo with a suggested fix (e.g. gmial.com -> gmail.com), privacy relay (Apple Hide My Email, Firefox Relay: allowed, they reach a re…

  • check_domains

    Checks up to 50 email domains (for example the domains of recent signups) and says which are disposable, which cannot receive mail, and which look fine. Send only domains, never full addresses.

  • same_inbox

    Compares two addresses after normalising Gmail dots, +tags and googlemail.com. Use it to spot one person signing up again for a free trial with an alias ([email protected] vs [email protected]).

  • how_to_block

    Returns setup steps and links for blocking disposable and fake signups on a given stack: next.js, supabase, clerk, better-auth, auth.js, firebase, laravel, django, or html (any form: Webflow, Framer, WordPress).

Details

Endpointhttps://usevetto.com/mcp (Streamable HTTP)
First published12 Nov 2026
Last updated12 Nov 2026
Registry nameio.github.yasaiiko/vetto

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