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Slack MCP Server
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Slack MCP Server

The Slack MCP Server is a model context protocol service designed for Slack workspaces. It supports Stdio and SSE transmission methods and can be integrated and used without the need for workspace administrators to create or approve bot permissions.
Communication toolsDeveloper tools#Slack Integration#No Permissions#Protocol Service#Data Transmission.Go
2.5 points
10.7K
Open Site

Overview

Installation

Content Details

Alternatives

What is the Slack MCP Server?

The Slack MCP Server is a server that supports the Model Context Protocol (MCP), allowing you to access chat history and channel lists in Slack workspaces via the command line or web interface. It does not rely on the official Slack API, so there is no need to apply for permissions or create a bot.

How to use the Slack MCP Server?

Just follow the simple installation and configuration steps to start using the Slack MCP Server. You can choose to connect via the command line (stdio) or web streaming (SSE).

Applicable scenarios

Suitable for developers or team collaboration tools that need to quickly access Slack historical messages and channel lists. For example, data analysis, log monitoring and other scenarios.

Main Features

Get channel historical messages
Get the historical messages of a channel by specifying the channel ID, cursor, and limit.
List channel lists
Get the channel list in the current workspace according to the specified channel type and sorting method.
Support multiple transport protocols
Compatible with both stdio and SSE transport protocols to meet the needs of different application scenarios.
Advantages
No need to apply for official Slack permissions or create a bot.
Support multiple transport protocols, with strong flexibility.
Easy to integrate into existing systems.
Limitations
Only suitable for personal or internal use, not suitable for large - scale enterprise deployment.
May not fully cover all advanced Slack features.

How to Use

Get authentication tokens
Find two required authentication tokens in the browser developer tools: SLACK_MCP_XOXC_TOKEN and SLACK_MCP_XOXD_TOKEN.
Install the Slack MCP Server
Choose to install via npx, Docker, or directly download the binary file.
Configure environment variables
Set the necessary environment variables, such as authentication tokens and server ports.
Start the server
Run the server and select the stdio or SSE transport protocol.

Usage Examples

Get channel historical messages
Get the messages of the last month by specifying the channel ID.
List all public channels
Get a list of all public channels sorted by the number of members.

Frequently Asked Questions

Do I need administrator permissions to use the Slack MCP Server?
How to ensure data security?
Does it support HTTPS?

Related Resources

Slack MCP Server GitHub Repository
The official GitHub repository, containing source code and documentation.
MCP Protocol Documentation
Learn more details about the Model Context Protocol.
Installation Guide Video
Watch the detailed installation tutorial.

Installation

Copy the following command to your Client for configuration
{
  "mcpServers": {
    "slack": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "SLACK_MCP_XOXC_TOKEN=$SLACK_MCP_XOXC_TOKEN",
        "-e",
        "SLACK_MCP_XOXD_TOKEN=$SLACK_MCP_XOXD_TOKEN",
        "ghcr.io/korotovsky/slack-mcp-server",
        "mcp-server",
        "--transport",
        "stdio"
      ],
      "env": {
        "SLACK_MCP_XOXC_TOKEN": "xoxc-...",
        "SLACK_MCP_XOXD_TOKEN": "xoxd-..."
      }
    }
  }
}

{
  "mcpServers": {
    "slack": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://x.y.z.q:3001/sse",
        "--header",
        "Authorization: Bearer ${SLACK_MCP_SSE_API_KEY}"
      ],
      "env": {
        "SLACK_MCP_SSE_API_KEY": "my-$$e-$ecret"
      }
    }
  }
}

{
  "mcpServers": {
    "slack": {
      "command": "C:\\Progra~1\\nodejs\\npx.cmd",
      "args": [
        "-y",
        "mcp-remote",
        "https://x.y.z.q:3001/sse",
        "--header",
        "Authorization: Bearer ${SLACK_MCP_SSE_API_KEY}"
      ],
      "env": {
        "SLACK_MCP_SSE_API_KEY": "my-$$e-$ecret"
      }
    }
  }
}
Note: Your key is sensitive information, do not share it with anyone.

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