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Slack Official MCP Server

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Slack MCP: search channels, users, messages and files; read channel and thread; send message; read/create/update canvas; read user profile. Requires Slack app (directory or internal); OAuth; JSON-RPC over Streamable HTTP.

What is Slack?

Slack slack mcp: search channels, users, messages and files; read channel and thread; send message; read/create/update canvas; read user profile. requires slack app (directory or internal); oauth; json-rpc over streamable http.. The official Slack MCP server provides AI agents with standardized access to Slack's services, enabling powerful automation and integration capabilities that enhance developer productivity and streamline workflows.

This official MCP server is maintained and verified by Slack, ensuring reliability, security, and up-to-date functionality. Unlike community-maintained servers, this official integration provides long-term support, comprehensive documentation, and direct vendor assistance. The server is hosted on slack.com, guaranteeing secure and reliable access to Slack's services.

Whether you're building AI-powered applications, automating workflows, or enhancing your development tools, the Slack MCP server provides a standardized way to connect AI agents with Slack's extensive platform capabilities. This integration enables natural language interactions with Slack, making it easier than ever to leverage Slack's features through AI assistants like Claude, ChatGPT, and Cursor.

Installation Instructions

Installation Instructions
Add Slack to your MCP-compatible client
https://mcp.slack.com/mcp
Cursor logoCursor Instructions
1

Go to Settings → Cursor Settings

2

Click "Add new global MCP Server"

3

Paste the MCP configuration into mcp.json and restart

Install with Cursor

Or manually add to your mcp.json:

{ "mcpServers": { "slack": { "url": "https://mcp.slack.com/mcp" } } }

Slack MCP Server Capabilities

The official Slack MCP server enables AI agents to:

  • Perform real-time web searches and information retrieval
  • Extract and summarize content from search results
  • Access up-to-date information from the web
  • Filter and rank search results intelligently
  • Combine multiple search sources for comprehensive answers

These capabilities make it easy for AI agents to work with Slack as part of a larger automation strategy, enabling seamless integration between AI assistants and your existing tools.

Available Tools

The Slack MCP server provides 11 tools for AI agents to interact with the platform. Use the search below to find specific tools.

Tool NameDescription
canvas_createCreate canvas
canvas_readRead canvas
canvas_updateUpdate canvas
read_channelRead channel content
read_threadRead thread replies
read_user_profileRead user profile
search_channelsSearch channels
search_filesSearch files
search_messagesSearch messages
search_usersSearch users
send_messageSend a message

Last updated: March 1, 2026 at 12:00 PM

Common Use Cases

Automated Workflow Management

AI agents can use the Slack MCP server to automate repetitive tasks and manage workflows within Slack's platform.

Data Retrieval and Analysis

The MCP server allows AI agents to query and retrieve data from Slack, enabling intelligent data analysis and insights.

Integration with Development Tools

Developers can integrate Slack capabilities directly into their AI coding assistants for seamless workflows.

Frequently Asked Questions

How do I get a Slack API key?

Visit https://slack.com, create an account, and generate an API key from your dashboard. Most tools offer a free tier to get started, making it easy to begin using the Slack MCP server.

Is this the official Slack MCP server?

Yes, this MCP server is officially provided and maintained by Slack. The endpoint https://mcp.slack.com/mcp is hosted on their official domain slack.com, ensuring reliability and security.

What permissions does Slack MCP need?

The Slack MCP server requires appropriate API credentials and permissions based on the operations you want to perform. Check the documentation for specific permission requirements.

Can I use Slack MCP with multiple clients?

Yes, you can configure the same MCP server across Cursor, Claude Desktop, Cline, and other MCP-compatible clients simultaneously. Each client maintains its own configuration.

Is Slack MCP server free?

The MCP server itself is free to use, but you may need a Slack account and API access, which may have its own pricing tiers. Check https://slack.com for current pricing information.

What can Slack MCP server do?

The Slack MCP server enables AI agents to search the web and retrieve information. Slack MCP: search channels, users, messages and files; read channel and thread; send message; read/create/update canvas; read user profile. Requires Slack app (directory or internal); OAuth; JSON-RPC over Streamable HTTP. This allows you to interact with Slack's platform through natural language commands in your AI assistant.

Troubleshooting

Connection Failed

Ensure your API key is correctly configured and your network allows outbound connections to slack.com. Verify that the MCP endpoint URL https://mcp.slack.com/mcp is accessible from your network.

Authentication Error

Verify your API key is valid and has not expired. Generate a new key from https://slack.com if needed. Make sure you're using the correct authentication method as specified in the documentation.

Server Not Responding

Check Slack's status page for any ongoing incidents. Try restarting your MCP client and verify that the server endpoint is correct. If issues persist, consult the official documentation or support channels.

Related MCP Servers

Explore other official MCP servers that work well with Slack:

Access Stack Overflow's trusted and verified technical questions and answers
Search and explore Hugging Face Hub resources including models, datasets, Spaces, and papers
Hex MCP Server: search_projects, create_thread, get_thread, continue_thread. Ask data questions in natural language; Threads run in Hex with charts and tables. Team/Enterprise; OAuth.

About Model Context Protocol

The Model Context Protocol (MCP) is an open standard that enables AI models to securely connect to external APIs, tools, and data sources. This official MCP server from Slack provides standardized access to their services, allowing AI agents to interact with Slack's platform seamlessly.

To manage all your MCP servers in one place, use Apigene's MCP Gateway, which provides centralized management, security, and governance for all your MCP server connections.

Learn more about MCP in our complete guide or browse our FAQ for common questions.

Server Information

Domain

slack.com

MCP Endpoint

https://mcp.slack.com/mcp