What is the Slack MCP Server?

Slack MCP Server is a native MCP server that gives AI agents direct access to communication functionality. It runs via npm and has 28,000 GitHub stars.

How do I install the Slack MCP Server?

Run npx -y @modelcontextprotocol/server-slack in your terminal, or add the MCP config to your claude_desktop_config.json. You'll also need to provide an API key.

What runtime does Slack MCP Server use?

It runs on npm. The install command is: npx -y @modelcontextprotocol/server-slack

Is the Slack MCP Server actively maintained?

The server has a quality score of 93/99 and is currently an official MCP server. Check the GitHub repo for current status.

CommunicationnpmNeeds API KeyOfficialVerified by ownerUnknown

Slack MCP Server

28,000 starsScore: 93

MCP server for Slack — send messages, search channels, manage workspaces through AI.

Quick Answer

1. Slack MCP Server gives AI agents communication capabilities with 28,000 GitHub stars and a quality score of 93/99.
2. Install: Run npx -y @modelcontextprotocol/server-slack or add the config to your MCP client.
3. Runtime: npm — requires an API key.
4. Health: Unknown status — last checked Invalid Date.

Overview

Category: Communication

Runtime: npm

Install: npx -y @modelcontextprotocol/server-slack

Auth: API key required

Source: official

Stars: 28,000

Setup time: ~2 min (API key needed)

What You Can Build

With the Slack MCP Server MCP server, your AI assistant can:

Access communication functionality through natural language
Securely use your API credentials for authenticated operations
Combine with other MCP servers for cross-tool automation workflows
Run with npm for reliable, consistent deployments

Health Status

Unknown

One-Click Install

Copy the snippet for your MCP client and paste it in.

Claude Desktop

Add to claude_desktop_config.json

{
  "mcpServers": {
    "slack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-slack"
      ],
      "env": {
        "API_KEY": "your-api-key-here"
      }
    }
  }
}

Deep link

Cursor

Settings → MCP Servers → Add

{
  "mcpServers": {
    "slack-mcp-server": {
      "command": "npx -y @modelcontextprotocol/server-slack"
    }
  }
}

Saves as .cursor/mcp.json in the download. Move it to your project root.

Deep link install →

VS Code

Use with MCP extension

{
  "mcpServers": {
    "slack-mcp-server": {
      "command": "npx -y @modelcontextprotocol/server-slack"
    }
  }
}

MCP Server Configuration

Add this to your claude_desktop_config.json

{
  "mcpServers": {
    "slack-mcp-server": {
      "command": "npx",
      "args": ["-y","@modelcontextprotocol/server-slack"],
      "env": {
      "API_KEY": "your-api-key-here"
}
    }
  }
}