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mcp/harbor
Grok

thunderbird cli for Grok

io.github.vitalio-sh/thunderbird-cli

Give AI agents full read/write email access via Mozilla Thunderbird. Zero credentials.

client:Grok transport:stdio runtime:npm

Install thunderbird cli in Grok

.mcp.json (in your project root)

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "thunderbird-cli": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "thunderbird-cli-mcp"
      ],
      "env": {
        "TB_BRIDGE_HOST": "<TB_BRIDGE_HOST>",
        "TB_BRIDGE_PORT": "<TB_BRIDGE_PORT>",
        "TB_AUTH_TOKEN": "<TB_AUTH_TOKEN>"
      }
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

thunderbird cli in other clients

thunderbird cli MCP server