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Email validation MCP server using the MailboxValidator API. It can validate email addresses.
28LimitedInstall
~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"mailboxvalidator-mcp-mailboxvalidator": {
"command": "npx",
"args": [
"-y",
"mcp-mailboxvalidator@1.0.0"
],
"env": {
"MAILBOXVALIDATOR_API_KEY": "YOUR_MAILBOXVALIDATOR_API_KEY"
}
}
}
}
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Environment
| Name | Required | Notes |
|---|
| MAILBOXVALIDATOR_API_KEY | Yes | Your MailboxValidator API key. Secret. |
Tools show up when the registry metadata or the repository README lists them. GitHub enrichment fills this in when a token is configured.
About
Email validation MCP server using the MailboxValidator API. It can validate email addresses.
FAQ
- What is MailboxValidator?
- Email validation MCP server using the MailboxValidator API. It can validate email addresses.
- How do I install MailboxValidator?
- Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.
- Is MailboxValidator official?
- No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.
- How is the trust score calculated?
- This listing scores 28 (Limited). The formula is published on the methodology page.
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