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Slack
FreeUnpublishedSend, search and summarize Slack messages
About
Bring your Slack into Claude. Catch up on channels, search history, send messages and summarize long threads.
Install Slack in Claude Desktop, Claude Code & Cursor
Run in your terminal:
claude mcp add slack --env SLACK_BOT_TOKEN="<xoxb-...>" -- npx -y @unyly/mcp-slackTools exposed
These are the functions Claude can call when this MCP is active.
list_channelspost_messagesearch_messagesget_threadFAQ
Is Slack MCP free?
Yes, Slack MCP is free — one-click install via Unyly at no cost.
Does Slack need an API key?
Yes, it requires environment variables: SLACK_BOT_TOKEN. Unyly injects them into the config during install.
Is Slack hosted or self-hosted?
A hosted option is available: Unyly runs the server in the cloud, no local setup required.
How do I install Slack in Claude Desktop, Claude Code or Cursor?
Open Slack on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.
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