# signal-mcp

> signal-mcp — retog-signal-mcp. Use this tool when you need to create a custom server for the Signal Messenger, enabling extended functionality and control over your messaging experience. It solves problems related to limited server capabilities and customizability in the official Signal Messenger app. The signal-mcp tool accepts git inputs and provides a customizable server output, ideal for developers and power users seeking more flexibility in their messaging setup.

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

## Description

An unofficial mcp server for the signal messenger

## Trust

- **Trust score (0–1):** 0.50
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **License:** MIT
- **Updated:** 2026-09-20

## Source

- **Source listing:** [GitHub](https://github.com/retog/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": "retog-signal-mcp"
    }
  }
}
```

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