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mcp/harbor
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MailTester Ninja MCP

v1.0.1 changelog · 1

ninja.mailtester/email-verification

Verify email addresses live against their mail server and find work emails. Nothing stored.

transport:streamable-http tools:2
Website

Target client

run in your project directory 

claude mcp add --transport http email-verification https://mcp.mailtester.ninja/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

verify_email

verify email

find_email Read-only

find email

All 2 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.