# Signal MCP

> Use this tool when you need to manage and interact with Signal MCP servers, providing a comprehensive command-line interface to streamline operations and solve issues related to messaging and communication protocols. It accepts various input commands and outputs server status, messages, and other relevant data. Ideal for use cases requiring efficient Signal MCP server management and automation.

Canonical page: https://skillsregistry.net/skills/googlarz-signal-mcp  
JSON: https://api.skillsregistry.net/v1/skills/googlarz-signal-mcp

## Description

The most complete Signal MCP server and CLI.

## Trust

- **Trust score (0–1):** 0.60
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-05-05

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/c93931u4k3)
- **Repository:** <https://github.com/googlarz/signal-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "googlarz-signal-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/googlarz-signal-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/googlarz-signal-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt