Slack MCP Server

Slack MCP Server

Slack MCP for self-host or managed Cloud, with Gemini CLI and secure-default HTTP.

HTTP v3.2.5
GitHub

Connection Configuration

Add this to your AI agent's MCP config file to connect.

Run in your terminal:

claude mcp add io.github.jtalk22--slack-mcp-server --transport http https://mcp.revasserlabs.com/oauth/mcp

Server Details

Transport

HTTP

Authentication

None

Version

v3.2.5

Server Name

io.github.jtalk22/slack-mcp-server

Last Updated

Mar 12, 2026

Get Started

How to install and connect this MCP server.

Required Configuration

Environment variables you must provide when running this server.
Variable Required
SLACK_TOKEN secret Optional
SLACK_COOKIE secret Optional