MCP Directory

Slack

GitHub
Communication

Integrate with Slack workspaces and channels

Tools(8)

Available tools exposed by this MCP server to your AI agent.

slack_list_channels

List all channels in the Slack workspace

slack_post_message

Post a new message to a Slack channel

slack_reply_to_thread

Reply to a message thread in Slack

slack_add_reaction

Add an emoji reaction to a message

slack_get_channel_history

Get recent message history for a channel

slack_get_thread_replies

Get all replies in a message thread

slack_get_users

Get a list of all users in the workspace

slack_get_user_profile

Get the profile information for a Slack user

Installation Guide

Use with Agent-CoreX

Recommended: intelligent tool routing, lower costs

uvx agent-corex mcp add slack

Agent-CoreX selects only the tools your agent needs, cutting token usage by up to 60%.

Direct Install

Use Slack directly without routing

npx -y @modelcontextprotocol/server-slack

New to Agent-CoreX? View setup guide →

Slack MCP Server — Agent-CoreX