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mcp/harbor
Claude Code

slack for Claude Code

com.pulsemcp/slack

MCP server for Slack — read/write messages, manage threads, and react to messages.

client:Claude Code transport:stdio runtime:npm

Install slack in Claude Code

run in your project directory

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

claude mcp add slack -e SLACK_BOT_TOKEN=<SLACK_BOT_TOKEN> -e ENABLED_TOOLGROUPS=<ENABLED_TOOLGROUPS> -- npx -y slack-workspace-mcp-server

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

slack in other clients

slack MCP server