Htmlweb.ru — справочники и проверки для AI vs Mailbuttons

In-depth architectural comparison of the Htmlweb.ru — справочники и проверки для AI and Mailbuttons MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

H

Choose Htmlweb.ru — справочники и проверки для AI when:

• You need dedicated capabilities in the Communication domain.
• You prefer remote streaming HTTP/SSE transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: register_agent, api_catalog, api_call.

Explore Htmlweb.ru — справочники и проверки для AI Details

Choose Mailbuttons when:

• You need dedicated capabilities in the Communication domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Mailbuttons Details

Feature & Specification Comparison

Specification	H Htmlweb.ru — справочники и проверки для AI Communication	Mailbuttons Communication
Summary	RU org INN/OGRN, banks, geo, email, WHOIS, phone, inflect, MCC. Bearer api_key, 20 free/day.	Governed email for AI agents: sandbox inboxes, server-side policy gate, tamper-evident audit.
Category & Scope	Communication	Communication

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "htmlweb-ru-ai": {
      "url": "https://mcp.htmlweb.ru/"
    }
  }
}

{
  "mcpServers": {
    "mailbuttons-2": {
      "command": "npx",
      "args": [
        "-y",
        "skills"
      ]
    }
  }
}

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