Postbot MCP Server: Install & Setup

Install Postbot in Claude Code

Remote URL

Claude Code

claude mcp add --transport http postbot https://postbot.cz/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "postbot": {
      "url": "https://postbot.cz/mcp"
    }
  }
}

npm

Claude Code

claude mcp add postbot -e POSTBOT_CP_USER=... -e POSTBOT_CP_PASSWD=... -e POSTBOT_TEST=... -- npx -y @postbotcz/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "postbot": {
      "command": "npx",
      "args": [
        "-y",
        "@postbotcz/mcp"
      ],
      "env": {
        "POSTBOT_CP_USER": "...",
        "POSTBOT_CP_PASSWD": "...",
        "POSTBOT_TEST": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Postbot MCP server do?

Send real paper letters in the Czech Republic, ordinary or registered, via Česká pošta.

Is the Postbot MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Postbot run locally or remotely?

Local + Remote. Can run locally or be used as a hosted remote server.

How do I add Postbot to Claude Code?

Run: claude mcp add --transport http postbot https://postbot.cz/mcp

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