# Slack Notify MCP

> Use this tool when you need to send notifications to Slack channels, enabling efficient communication and collaboration. It solves problems of manual messaging and information dissemination by automating message posting via webhooks or bot API. With configurable usernames, emojis, and authentication modes, it provides a flexible interface for sending customized notifications to Slack channels.

Canonical page: https://skillsregistry.net/skills/silasreinagel-slack-notify-mcp  
JSON: https://api.skillsregistry.net/v1/skills/silasreinagel-slack-notify-mcp

## Description

MCP server for posting messages to Slack channels via webhooks or bot API. Supports configurable usernames, emojis, and both webhook and bot token authentication modes.

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** verified
- **Last scanned:** 2026-09-02

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** communication
- **Updated:** 2026-09-02

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/n6zdmxhgek)
- **Repository:** <https://github.com/SilasReinagel/slack-notify-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": "silasreinagel-slack-notify-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/silasreinagel-slack-notify-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/silasreinagel-slack-notify-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