uni-msg WhatsApp

latest · 0.3.1

Drive WhatsApp from any MCP client: pair devices, send text and media, manage contacts and groups.

Homepage: uni-msg.com
npm: uni-msg-mcp-server
MCP registry: com.uni-msg/whatsapp

Install

Needs an env var: UNIMSG_API_KEY — replace the <placeholders> with your values.

claude mcp add com-uni-msg-whatsapp --env UNIMSG_API_KEY=<UNIMSG_API_KEY> -- npx uni-msg-mcp-server

/mcp confirms it's connected.

Install

Or add it manually in ~/.cursor/mcp.json:

{
  "mcpServers": {
    "com-uni-msg-whatsapp": {
      "command": "npx",
      "args": [
        "uni-msg-mcp-server"
      ],
      "env": {
        "UNIMSG_API_KEY": "<UNIMSG_API_KEY>"
      }
    }
  }
}

In claude_desktop_config.json (Settings → Developer → Edit Config), then restart:

{
  "mcpServers": {
    "com-uni-msg-whatsapp": {
      "command": "npx",
      "args": [
        "uni-msg-mcp-server"
      ],
      "env": {
        "UNIMSG_API_KEY": "<UNIMSG_API_KEY>"
      }
    }
  }
}

Config entry, any MCP client:

{
  "command": "npx",
  "args": [
    "uni-msg-mcp-server"
  ],
  "env": {
    "UNIMSG_API_KEY": "<UNIMSG_API_KEY>"
  }
}

Community score

Community23/ 100

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Ecosystem baseline23/ 100

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Packages

npm downloads · 14 days ago: 33 / week ↗

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Version history1

0.3.1release date unknown

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Details

Transport: stdio
Status: listed
Source: Imported from the MCP registry
Homepage: site ↗