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mcp/harbor
Verified official

slack mcp MCP

v1.1.0

io.github.mrfentmen/slack-mcp

Query the Slack Web API (bot token; set SLACK_BOT_TOKEN, xoxb): channels, history, post messages.

transport:stdio runtime:npm
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Target client

run in your project directory 

claude mcp add slack-mcp -- npx -y @mrfentmen/slack-mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

This listing does not declare its tools. Connect the server and your client will discover them on the handshake.