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Slack MCP

Hosted Slack access for MCP clients, including channel search, message reading and sending, and OAuth-governed workspace integrations.

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Install Slack MCP

Pick your client, then add it in one click or paste the config.

Streamable HTTP (Remote)
Server URL
https://mcp.slack.com/mcp

Remote servers are added in the app, not the config file: Customize → Connectors → Add custom connector, then paste this URL.

Hosted endpointLive · 3d agoLive Remote EndpointOur automated health check connected to this remote MCP endpoint successfully.Last checked 3d ago · Nov 10, 2026, 23:45 UTC

Clients with native remote MCP support can connect directly to this URL.

Remote endpoint
https://mcp.slack.com/mcp

Overview

Slack MCP connects MCP clients to Slack workspaces through an official hosted service. Agents can search channels, read messages, send messages, and perform other supported Slack actions. OAuth handles access, while workspace administrators approve and manage each client integration. Reach for it when an agent needs governed access to Slack conversations and actions without running a Slack MCP service yourself.

Use cases

  • Search Slack channels for relevant discussions
  • Read Slack messages for agent context
  • Send messages from an MCP client
  • Manage governed AI access to Slack workspaces

Key features

  • Hosted Slack MCP service
  • Channel search
  • Message reading
  • Message sending
  • OAuth authorization
  • Workspace admin approval and integration management

Security & health

What it can reach and how reliably it runs — from our own checks, not the maintainer’s claims.

ActiveLast checked

Recent health check succeeded.

How Slack MCP works

What Slack MCP does

Slack MCP gives MCP-compatible clients access to Slack workspace capabilities through an official hosted MCP server. Its primary functions cover searching channels, reading messages, and sending messages. It also exposes additional Slack actions supported by the service, allowing an agent to work with Slack through MCP rather than through a separate custom integration.

The server is intended for use cases where an AI client needs to find relevant Slack discussions, inspect message content, or post messages. Because access is tied to a Slack workspace and managed through an approval process, it fits teams that want administrators involved in deciding which client integrations can connect.

How it works

An MCP client connects to Slack MCP and authorizes access using OAuth. The OAuth flow establishes the connection between the client and the Slack workspace. After authorization, the agent can invoke the available Slack tools from its MCP session.

Workspace administrators approve and manage each client integration. This places workspace-level control around agent access instead of treating every client connection as an unmanaged Slack application. The result is a hosted connection pattern: the MCP client uses Slack MCP as the intermediary for supported Slack operations.

Setup and configuration

Use a compatible MCP client that can connect to the hosted Slack MCP service. Authorize the connection with OAuth, then complete any approval required by the Slack workspace administrator. Administrators are responsible for approving and managing client integrations for their workspace.

No local runtime or environment-variable configuration is described for using the hosted service. The important setup steps are client connection, OAuth authorization, and workspace approval.

Tools and capabilities

Slack MCP supports agent access to these categories of Slack operations:

  • Search channels for relevant Slack content.
  • Read messages from Slack.
  • Send messages to Slack.
  • Use other Slack actions exposed by the hosted service.

These capabilities allow an agent to retrieve workspace context and take message-oriented actions from an MCP client.

Limitations and notes

Access depends on OAuth authorization and workspace administrator approval. Administrators also control the client integrations connected to their workspace. The available actions are limited to the tools exposed by Slack MCP, so an agent should be evaluated against the specific Slack operation it needs before adoption.

Slack MCP is hosted, which makes it different from a locally configured server that an operator runs and maintains. Its main value is the managed connection between an MCP client and Slack, with workspace governance handled through the integration approval process.

Read the full README

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Frequently Asked Questions about Slack MCP

Slack MCP is an MCP server that connects MCP clients to Slack workspaces through OAuth. Its main tools let agents search channels, read messages, send messages, and perform other supported Slack actions. Workspace administrators approve and manage each client integration, making it suitable for governed agent access to Slack.

You connect an MCP client to the hosted Slack MCP service rather than installing a local server. Authorize the connection with OAuth, then have the Slack workspace administrator approve and manage the client integration.

Slack MCP authenticates through OAuth. The client authorizes access to the Slack workspace, and workspace administrators approve and manage the resulting client integration.

Slack MCP can search channels, read messages, send messages, and perform other Slack actions exposed through the hosted service. Agents invoke these capabilities from a connected MCP client.

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