WhatsApp MCP MCP Server

io.github.adelaidasofia/whatsapp-mcp

Repository Registry

What is the WhatsApp MCP MCP server?

WhatsApp MCP. SQLCipher-encrypted, scrubber-CI-gated, draft-and-confirm sends, voice transcription.

How to install WhatsApp MCP

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

WHATSAPP_BRIDGE_HOST
Hostname for the Go bridge REST API.
WHATSAPP_BRIDGE_PORT
Port for the Go bridge REST API.
WHATSAPP_VAULT_CRM_PATH
Absolute path to a vault CRM folder for auto-injection (e.g., Obsidian 'CRM/'). When unset, CRM injection is disabled.
WHATSAPP_WHISPER_BACKEND
Voice-note transcription backend. 'local-cpp' (default, private) or 'openai-api' (opt-in).
WHATSAPP_WHISPER_API_KEY
secret
OpenAI API key. Required only when WHATSAPP_WHISPER_BACKEND=openai-api.
WHATSAPP_WHISPER_MODEL
whisper.cpp model name. Only used when backend is local-cpp.
WHATSAPP_SCRUB_PROMPT_INJECTION
Strip known prompt-injection patterns from incoming messages before the LLM sees them.
WHATSAPP_AUDIT_LOG
Log every tool call to audit.log.
WHATSAPP_ENCRYPT_DB
Enable SQLCipher DB encryption with the key sourced from macOS Keychain.

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "whatsapp-mcp": {
      "command": "uvx",
      "args": [
        "adelaidasofia-whatsapp-mcp"
      ],
      "env": {
        "WHATSAPP_BRIDGE_HOST": "<YOUR_WHATSAPP_BRIDGE_HOST>",
        "WHATSAPP_BRIDGE_PORT": "<YOUR_WHATSAPP_BRIDGE_PORT>",
        "WHATSAPP_VAULT_CRM_PATH": "<YOUR_WHATSAPP_VAULT_CRM_PATH>",
        "WHATSAPP_WHISPER_BACKEND": "<YOUR_WHATSAPP_WHISPER_BACKEND>",
        "WHATSAPP_WHISPER_API_KEY": "<YOUR_WHATSAPP_WHISPER_API_KEY>",
        "WHATSAPP_WHISPER_MODEL": "<YOUR_WHATSAPP_WHISPER_MODEL>",
        "WHATSAPP_SCRUB_PROMPT_INJECTION": "<YOUR_WHATSAPP_SCRUB_PROMPT_INJECTION>",
        "WHATSAPP_AUDIT_LOG": "<YOUR_WHATSAPP_AUDIT_LOG>",
        "WHATSAPP_ENCRYPT_DB": "<YOUR_WHATSAPP_ENCRYPT_DB>"
      }
    }
  }
}

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