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Slack

Read and write Slack with session tokens — no OAuth, no bot, no admin approval.

Connector by aaronsb · GitHub account verified by the MCP Registry

IndexedMITLocal (stdio)★ 2
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Install

Works with Claude Code, Codex, VS Code, Cursor, Windsurf, Claude Desktop. Read the repository before you give any tool access to your data.

npx agentmarket install connector/aaronsb-slack-mcp

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

Read and write Slack with session tokens — no OAuth, no bot, no admin approval.

Reviews

Write a review

No reviews yet. Installed it? Reviews come from verified installers only. How reviews work

Permissions

What this server can do and what it asks for, from its install config and code. Checked Oct 25, 2026.

Tools
No tools found
Secrets
2 (API keys, tokens or passwords)
Install scripts
None found
Runs as
Node.js package

Secrets and settings it asks for

Secrets: values you paste in that let it act as you.

  • SLACK_MCP_XOXC_TOKEN
  • SLACK_MCP_XOXD_TOKEN

Network hosts it talks to 18

  • a.com · found in code
  • a.io · found in code
  • api.nuget.org · found in code
  • app.slack.com · found in code
  • docker.io · found in code
  • evilslack.com · found in code
  • example.slack.com · found in code
  • files.slac · found in code
  • files.slack.com · found in code
  • github.com · found in code
  • gitlab.com · found in code
  • hooks.slack · found in code
  • login.microsoftonline.com · found in code
  • proxy.local · found in code
  • sho.rt · found in code
  • slack.com · found in code
  • x.io · found in code
  • x.slack.com · found in code

Files it touches

  • /proc/self/status
  • Your home directory (~)

Signals

Stars
2
Forks
0
Open issues
7
Weekly downloads
52
Last commit
Oct 21, 2026 (7 days ago)
Last release
Oct 21, 2026 (7 days ago)
Last package publish
Oct 21, 2026 (7 days ago)

From GitHub (fetched Oct 24, 2026) and the package registry.

Details

Registry name
io.github.aaronsb/slack-mcp
Version
2.8.1
Auth
No auth
Packages
npm @aaronsb/slack-mcp
License
MIT
Repository
github.com/aaronsb/slack-mcp
Website
github.com/aaronsb/slack-mcp#readme
First seen
Oct 24, 2026
Last checked
Oct 25, 2026
Source
Official MCP Registrygithub-graphql

More from aaronsb

Cite this page

Slack MCP server. Agent Mart. https://agentmart.dev/connectors/aaronsb-slack-mcp (last updated 2026-10-25)