MCP serverCommunity

Signal Messaging (via signal-cli)

Send Signal messages and read replies through your own signal-cli JSON-RPC daemon (unofficial).

joshuawowk · ↓ 0 installs

Install

Add the config to your client settings. Replace values in <angle brackets> with your own.

claude_desktop_config.json

{
  "mcpServers": {
    "signal-mcp": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "SIGNAL_SENDER",
        "-e",
        "SIGNAL_DEFAULT_RECIPIENT",
        "-e",
        "SIGNAL_RPC_URL",
        "-e",
        "SIGNAL_TCP_HOST",
        "-e",
        "SIGNAL_TCP_PORT",
        "-e",
        "SIGNAL_INBOX_PATH",
        "-e",
        "SIGNAL_POLL_INTERVAL",
        "-e",
        "SIGNAL_INBOX_RETENTION_DAYS",
        "ghcr.io/joshuawowk/signal-mcp:1.0.1"
      ],
      "env": {
        "SIGNAL_SENDER": "<SIGNAL_SENDER>",
        "SIGNAL_DEFAULT_RECIPIENT": "<SIGNAL_DEFAULT_RECIPIENT>",
        "SIGNAL_RPC_URL": "http://host.docker.internal:8080/api/v1/rpc",
        "SIGNAL_TCP_HOST": "127.0.0.1",
        "SIGNAL_TCP_PORT": "7583",
        "SIGNAL_INBOX_PATH": "/data/inbox.jsonl",
        "SIGNAL_POLL_INTERVAL": "3",
        "SIGNAL_INBOX_RETENTION_DAYS": "14"
      }
    }
  }
}

Or in one command — the CLI adds the server to your client config:

CLI

npx ai-point add io.github.joshuawowk/signal-mcp

Tools

The tool list will appear once the server has a sandbox or the editors fill it in.

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