Slack MCP Server

Slack MCP Server is an open-source Model Context Protocol (MCP) server that allows AI agents secure, programmatic, and highly flexible access to Slack without the need for OAuth, admin approval, or app registration. It enables workflow-based structured Slack data extraction, search, summarization, and message sending, supporting 21 distinct tools, integration with popular AI coding agents (Claude, Cursor, Copilot, Gemini, Codex, Windsurf), and secure session-token transmission. Ideal for developers and teams automating Slack workflows or giving their AI agents Slack awareness and productivity superpowers.