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slack-stdio MCP Server: Tools, Setup for Claude Code, Cursor & More

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Getnpmslack-stdio-mcpepdlr/slack-stdio-mcp

Not the official Slack MCP server. This one is built by the community. Slack makes its own: Slack MCP →

Stars
0
on GitHub
Downloads
61
a week
Works in
12
apps
Version
1.3.2
last commit Sep 2026

Agent-agnostic MCP stdio bridge to https://mcp.slack.com/mcp (user OAuth, PKCE, token refresh, tool proxy, local file download overlay)

Works in

12 should work

Tap an app to see how to set it up and any known problems.

Install slack-stdio MCP

Claude Code

  1. 1

    Copy this prompt.

    Add the slack-stdio MCP server to Claude Code. Run this command:

claude mcp add slack-stdio -- npx -y slack-stdio-mcp

Then check that it loaded and tell me if I need to sign in or restart.
  2. 2

    Paste it into Claude Code. It shows the change and asks before running it.

Requires Node.js.

Built from the package data we hold. Not yet tested by us.

Tools

We don't list slack-stdio MCP's tools here yet. After you connect it, ask your assistant "What can you do with slack-stdio MCP?" to see them.

Information

updated Nov 2, 2026

Publisher
Community
Package
slack-stdio-mcp
Registry
npm
Version
1.3.2
License
MIT
Last commit
Sep 23, 2026
Open issues
0

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Facts from the official MCP registry, GitHub, npm, PyPI and the Docker catalog. Updated Nov 2, 2026.