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About Slack MCP Server

An MCP server that allows AI assistants to interact with Slack workspaces by posting messages, managing channels, and retrieving user data.

Slack MCP Server is an open-source Model Context Protocol implementation developed by Zencoder AI. It connects AI assistants with Slack workspaces, enabling natural language access to messaging, collaboration, and user management features. The server provides tools to post and reply to messages, add reactions, fetch channel history, list channels, and retrieve user information. It makes Slack operations accessible directly from AI-assisted development environments like Claude Desktop or Cursor, streamlining team communication and productivity workflows.

Key features

  • List public or pre-defined channels
  • Post messages to channels
  • Reply to threads with contextual responses
  • Add emoji reactions to messages
  • Retrieve recent channel history
  • Get all replies in a thread
  • List users with basic profile information
  • Fetch detailed user profiles
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