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Slack MCP Server

Read Slack conversations, threads, and user directories, send messages, and invite users to channels.

MCP servers#8 · score 74Smithery
Open on SmitheryInstall

What it does

Read Slack conversations, threads, and user directories, send messages, and invite users to channels.

How to install the Slack MCP Server

Install it with one Smithery CLI line and enter the settings below when asked.

Claude Desktop

npx -y @smithery/cli install slack --client claude

Cursor

npx -y @smithery/cli install slack --client cursor

Remote server address (Streamable HTTP)

https://slack.run.tools

Keys and passwords go only to the provider and your own machine; ListeningMind never receives them.

11 tools

  • Arcade_ListApps See the apps the current caller can act on and whether they are connected. Returns each app's id, name, connected state, and (when connected) the account it is connected as.
  • Slack_GetConversationMetadata Get metadata of a Channel, a Direct Message (IM / DM) or a Multi-Person (MPIM) conversation.
  • Slack_GetMessages Get messages in a Slack Channel, DM (direct message) or MPIM (multi-person) conversation.
  • Slack_GetThreadMessages Get messages in a Slack thread. A thread is a collection of messages grouped together as replies to a parent message.
  • Slack_GetUsersInConversation Get the users in a Slack conversation (Channel, DM/IM, or MPIM) by its ID or by channel name. Provide exactly one of conversationid or channelname.
  • Slack_GetUsersInfo Get the information of one or more users in Slack by ID, username, and/or email. Provide any combination of userids, usernames, and/or emails.
  • Slack_InviteUsersToChannel Invite users to a Slack channel or MPIM (multi-person direct message). This tool invites specified users to join a Slack conversation.
  • Slack_ListConversations List metadata for Slack conversations (channels, DMs, MPIMs) the user is a member of. This tool does not return the messages in a conversation.
  • Slack_ListUsers List all users in the authenticated user's Slack team. If you need to get metadata or messages of a conversation, use the Slack.GetConversationMetadata tool or Slack.GetMessages to…
  • Slack_SendMessage Send a message to a Channel, Direct Message (IM/DM), or Multi-Person (MPIM) conversation. Can send top-level messages or reply to an existing thread.
  • Slack_WhoAmI Get comprehensive user profile and Slack information. This tool provides detailed information about the authenticated user including their name, email, profile picture, and other i…

Why it was picked · #8 · score 74

  • Popularity (41%)72
  • Trust (29%)80
  • Member reviewsNot used this week
  • Search demand (18%)96
  • Search and AI Overview presence (12%)30

Source: Smithery · 12,110 uses · monthly searches 3,633 · First picked 2026-10-20

Trust checks

  • ✓ Verified at the source
  • ✓ In the official MCP Registry
  • – Own homepage
  • ✓ Live endpoint
  • ✓ Clear description

How we pick →

Made it? Add the badge to your README

[![ListeningMind pick](https://daas.listeningmind.ai/badge/mcps/x-mcp-slack.svg)](https://daas.listeningmind.ai/en/catalog/mcps/x-mcp-slack)

How to buy

People

Top up Lima and pay for what you use (1 Lima = $0.077 whole Lima). For now top-ups go through our team. Ask to top up · m-support@listeningmind.com

Agents

Agents connect the provider's way. Paying in ListeningMind Lima opens once the provider registers and links it.

Reviews ·

    No reviews yet.

    Who can review: Any member. Say in one line what you did with it; it is shown after a check. Only the first letter of your name is shown. A new review replaces your earlier one.

    Questions people ask

    What is the Slack MCP Server?

    Read Slack conversations, threads, and user directories, send messages, and invite users to channels. It is listed on Smithery and ranks #8 (score 74) in ListeningMind.AI's weekly picks.

    How do I install the Slack MCP Server?

    Run npx -y @smithery/cli install slack --client claude in a terminal to add it to Claude Desktop. For Cursor, use --client cursor.

    Do I need an API key?

    The provider lists no required settings.

    Which tools does it provide?

    11 tools: Arcade_ListApps, Slack_GetConversationMetadata, Slack_GetMessages, Slack_GetThreadMessages, Slack_GetUsersInConversation, Slack_GetUsersInfo, Slack_InviteUsersToChannel, Slack_ListConversations, Slack_ListUsers, Slack_SendMessage, Slack_WhoAmI.

    How much does it cost?

    Free to connect · provider's own fees apply. The provider may charge for use on its own terms.

    Can I trust it?

    Checks passed: Verified at the source, In the official MCP Registry, Live endpoint, Clear description. Skim a server or repository you have not used before connecting it.