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Slack MCP

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CommunicationOpen SourceAll ModelsModerate
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Maintenance status

Archived
Checked September 28, 2026

Archived: the MCP project moved this reference server to modelcontextprotocol/servers-archived and no longer maintains it.

How to Install Slack MCP

$npx @modelcontextprotocol/server-slack

Requires Claude Desktop, Cursor, Windsurf, or another MCP-compatible client.

Setup by client

Claude Desktop (claude_desktop_config.json)

{
  "mcpServers": {
    "slack-mcp": {
      "command": "npx",
      "args": [
        "@modelcontextprotocol/server-slack"
      ]
    }
  }
}

Cursor (~/.cursor/mcp.json)

{
  "mcpServers": {
    "slack-mcp": {
      "command": "npx",
      "args": [
        "@modelcontextprotocol/server-slack"
      ]
    }
  }
}

VS Code (.vscode/mcp.json)

{
  "servers": {
    "slack-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "@modelcontextprotocol/server-slack"
      ]
    }
  }
}

Claude Code (terminal)

claude mcp add slack-mcp -- npx @modelcontextprotocol/server-slack

Add any API keys or environment variables the server's README lists.

About Slack MCP

Read channels, post messages and search history via the Slack API. For email alongside chat, the Gmail MCP setup covers search, drafting and labelling.

Slack MCP is a Communication MCP server designed for support leads, sales, founders, and operators. It enables letting AI assistants triage, summarise, and act on messages by exposing inbox, channel, and message-send operations as MCP tools. Key capabilities include inbox and channel search, thread summarisation, draft and send-with-confirmation flows, and structured tool calls that work cleanly inside an LLM context. It integrates with Gmail, Outlook, Slack, Discord, Microsoft Teams, and Telegram, and is best suited for support leads, sales, founders, and operators who need inbox triage and daily summaries.

Key Features

  • slack
  • chat
  • workspace
  • Inbox and channel search
  • Thread summarisation
  • Draft and send-with-confirmation flows

Pricing

Open Source: from Free

Pros & Cons

Pros

  • Turns the assistant into a useful triage layer
  • Drafts replies in your voice without leaving chat
  • Cuts context-switching across channels

Cons

  • Send-enabled scopes need clear confirmation UX
  • Threading edge cases can confuse summaries
  • Permissions vary by platform

Best For

  • Inbox triage and daily summaries
  • Drafting outbound replies at scale
  • Posting structured status updates to chat
  • Routing notifications between systems

Our Take on Slack MCP

Solid Slack coverage but requires a workspace token. Read the docs before granting scopes.

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Frequently Asked Questions

Tags

#Communication#slack#chat#workspace