---
title: "Slack MCP server – install in Claude Desktop and Cursor"
summary: "Reference MCP server that lets an agent read channels, search history, and post messages in a Slack workspace."
canonical: https://unlocksaas.com/mcp-tools/slack
updated: 2026-05-22
publisher: "Unlock SaaS"
author: "Maryan"
license: All rights reserved. Quotation with attribution permitted.
---

# Slack MCP server

> Reference MCP server that lets an agent read channels, search history, and post messages in a Slack workspace.

- Vendor: Anthropic (reference)
- Vendor URL: https://github.com/modelcontextprotocol/servers/tree/main/src/slack
- Category: Project and collaboration
- Distribution: npm package (runs locally)
- Install handle: @modelcontextprotocol/server-slack
- Official: yes
- Access: Requires a Slack bot token and OAuth scopes.

## TL;DR

The Slack reference server gives an MCP-aware client access to a Slack workspace through a bot token. The agent can read channel history, search across workspaces, and post messages where the bot is invited. The right server when your indie SaaS team or community lives in Slack and you want the assistant to operate inside it.

## Why an indie SaaS founder cares

If you run your founder community or your build-in-public team channel in Slack, this server lets Claude summarise the day, draft replies, or pull historical decisions out of the archive without you scrolling.

## What an agent can do with it

- **Read channels and threads** – Pull recent messages from channels the bot is in.
- **Search history** – Search across the workspace within the bot's permissions.
- **Post messages** – Send messages or threaded replies to channels the bot can write to.

## Install in Claude Desktop

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

## Install in Cursor

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

## FAQ

**Can the agent see private channels?**

Only channels the bot user has been invited to.

Last verified: 2026-05-22.

---

Canonical URL: https://unlocksaas.com/mcp-tools/slack
Publisher: Unlock SaaS (https://unlocksaas.com)
Contact: maryan@unlocksaas.com