Slack MCP Server

Name: Slack MCP Server
Author: jtalk22

Verified

Your complete Slack context for Claude—DMs, channels, threads, search. No OAuth apps, no admin approval. `--setup` and done, 11 tools, auto-refresh.

by jtalk22 14 MIT JavaScript Intermediate stdiostreamable-http

View on GitHub Install Guide

Install

Claude Code

claude mcp add jtalk22-slack-mcp-server -- npx -y slack-mcp-server

Cursor

{
  "mcpServers": {
    "jtalk22-slack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "slack-mcp-server"
      ]
    }
  }
}

VS Code

{
  "mcp": {
    "servers": {
      "jtalk22-slack-mcp-server": {
        "command": "npx",
        "args": [
          "-y",
          "slack-mcp-server"
        ]
      }
    }
  }
}

Windsurf

{
  "mcpServers": {
    "jtalk22-slack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "slack-mcp-server"
      ]
    }
  }
}

Claude Desktop

{
  "mcpServers": {
    "jtalk22-slack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "slack-mcp-server"
      ]
    }
  }
}

Remote Endpoint Available

This server offers a hosted endpoint — no local installation required.

https://mcp.revasserlabs.com/oauth/mcp

Safety Report

100% Verified

Scanned yesterday

7 passed

Security

Authentication

details

Authentication detected: env_api_key, env_required, bearer_check, auth_middleware

Pass

CORS Policy

details

stdio transport — CORS not applicable

N/A

Rate Limiting

details

Rate limiting detected: rate_limit_middleware

Pass

Known CVEs

details

No known CVEs in dependencies

Pass

Code Quality

Dependency Audit

details

No known vulnerable dependencies detected

Pass

Dangerous Patterns

details

No dangerous code patterns detected

Pass

License

details

License: MIT

Pass

Community

Maintenance Status

details

Last commit 6 days ago

Pass

Learn about our security methodology →

Compatibility

Claude CodeFull support

Tested

CursorFull support

Tested

VS CodeFull support via Copilot

Tested

WindsurfFull support

Tested

Claude DesktopFull support

Tested

Frequently Asked Questions

What is Slack MCP Server?

Your complete Slack context for Claude—DMs, channels, threads, search. No OAuth apps, no admin approval. `--setup` and done, 11 tools, auto-refresh.

Is Slack MCP Server safe to use?

Yes, Slack MCP Server has passed our 8-point security audit and is rated Verified. All checks including authentication, dependency audit, and known CVE scan passed.

What are alternatives to Slack MCP Server?

Similar MCP servers include Whatsapp MCP, Slack MCP Server, Telegram MCP. Each serves a similar purpose but may differ in features, language, and compatibility.

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