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MailboxValidator

Email validation MCP server using the MailboxValidator API.

Connector by MailboxValidator · GitHub account verified by the MCP Registry

IndexedMITLocal (stdio)★ 1
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Install

Works with Claude Code, Codex, VS Code, Cursor, Windsurf, Claude Desktop. Read the repository before you give any tool access to your data.

npx agentmarket install connector/mailboxvalidator-mcp-mailboxvalidator

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

Email validation MCP server using the MailboxValidator API. It can validate email addresses.

Reviews

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Permissions

What this server can do and what it asks for, from its tool list and install config. Checked Oct 25, 2026.

Tools
3 read · 0 write · 0 deleteRead-only
Secrets
1 (API keys, tokens or passwords)
Install scripts
Not scanned yet
Runs as
Node.js package

Tools by what they do 3

Read from the source code; the running server may list different tools.

Read 3 · Look things up without changing anything.

  • check_disposable_email
  • check_free_email
  • validate_email

Secrets and settings it asks for

Secrets: values you paste in that let it act as you.

  • MAILBOXVALIDATOR_API_KEY

Tools (3)

Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].

  • check_disposable_email

    Checks if an email address is a disposable email using MailboxValidator.

  • check_free_email

    Checks if an email address is a free email using MailboxValidator.

  • validate_email

    Checks if an email address is valid and reachable using MailboxValidator.

Signals

Stars
1
Forks
0
Open issues
0
Last commit
Jun 3, 2026 (4 months ago)
Last release
May 28, 2026 (5 months ago)

From GitHub (fetched Oct 24, 2026).

Details

Registry name
io.github.MailboxValidator/mcp-mailboxvalidator
Version
1.0.0
Auth
API key
Packages
npm mcp-mailboxvalidator
License
MIT
Repository
github.com/MailboxValidator/mcp-mailboxvalidator
First seen
Oct 24, 2026
Last checked
Oct 24, 2026
Source
Official MCP Registrygithub-graphql
Cite this page

MailboxValidator MCP server. Agent Mart. https://agentmart.dev/connectors/mailboxvalidator-mcp-mailboxvalidator (last updated 2026-10-24)