How do I use Newsletter Tools?

1. Click on "Install Server". 2. Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state. 3. In the chat, type @ followed by the MCP server name and your instructions, e.g., "@Newsletter Tools generate subject line variants for '10 productivity hacks'" That's it! The server will respond to your query, and you can continue using it as needed. Here is a step-by-step guide with screenshots.

Newsletter Tools by josephtandle

Stop building newsletter features from scratch.

MCPize License: MIT

A utility MCP server with 10 tools for newsletter operators, developers, and content teams.

Quick Start

Add this to your claude_desktop_config.json or MCP client config:

{
  "mcpServers": {
    "newsletter-tools": {
      "command": "npx",
      "args": ["-y", "mcp-remote", "https://YOUR_CLOUD_RUN_URL/mcp"]
    }
  }
}

Before / After

Input: subject_line_variants with subject "5 ways to grow your email list", issue_number 42

Output:

{
  "original": "5 ways to grow your email list",
  "curiosity": "This week: 5 ways to grow your email list",
  "question": "5 ways to grow your email list?",
  "urgency": "[Just published] 5 ways to grow your email list",
  "numbered": "Issue #42: 5 ways to grow your email list",
  "personal": "5 ways to grow your email list (a quick note)"
}

Tools

Tool	What it does
`slugify_text`	Convert any text to a URL-safe slug
`estimate_read_time`	Estimate reading time at 238 wpm
`extract_plain_text`	Strip HTML tags to return clean plain text
`generate_preview_text`	Extract a preheader snippet from content
`word_count_stats`	Return word, sentence, paragraph, and char counts
`validate_email_address`	Check email address format
`format_newsletter_date`	Format an ISO date into a readable header date
`extract_links`	Extract all URLs from HTML or plain text
`truncate_text`	Truncate to a word count with clean sentence boundary
`subject_line_variants`	Generate 6 subject line style variants

Who is this for?

Newsletter operators automating workflows with Claude
Developers building newsletter platforms and needing utility functions via MCP
Content teams using AI assistants to prep, audit, and optimize issues before sending

Health Check

GET /health

{ "status": "ok", "server": "newsletter-tools", "version": "1.0.0", "tools": 10 }

Built with MCPize

Built by Mastermind HQ

License

MIT

This server cannot be installed

F

license - not found

-

quality - not tested

C

maintenance

How are these scores calculated?

Resources

GitHub Repository

Need Help?

Related Servers

Unclaimed servers have limited discoverability.

Looking for Admin?

If you are the server author, to access and configure the admin panel.

Newsletter Tools