Best MCP Servers for Slack (2026)

The best MCP servers for Slack — let AI agents read channels, search history, and post messages in your Slack workspace.

Browse all Slack servers →

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Skill Seekersskill-seekers
Most popular in this category on AllMCPs
Transform 17 source types (docs, GitHub repos, PDFs, videos, Jupyter, Confluence, Notion, Slack/Discord) into AI-ready skills and RAG knowledge. 35 MCP tools for scraping, packaging, enhancing, and exporting to vector databases (Weaviate, Chroma, FAISS, Qdrant). Supports 16+ target platforms.
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Slack Mcp Serverkorotovsky
Community pick
The most powerful MCP server for Slack Workspaces.
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Beever AtlasBeever-AI
Community pick
Open-source LLM knowledge base for teams. 28-tool native MCP server turns Slack/Discord/Teams/Mattermost chat into a typed knowledge graph + auto-generated wiki with cited answers, semantic search, expert finding, and decision tracing. BYO LLM via LiteLLM, Apache 2.0, on-prem via Docker.
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Graphlit Mcp Server
Community pick
Ingest anything from Slack, Discord, websites, Google Drive, Linear or GitHub into a Graphlit project - and then search and retrieve relevant knowledge within an MCP client like Cursor, Windsurf or Cline.
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McpWayStation-ai
Community pick
Seamlessly and securely connect Claude Desktop and other MCP hosts to your favorite apps (Notion, Slack, Monday, Airtable, etc.). Takes less than 90 secs.
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Slack Mcp Serverjtalk22
Community pick
Your complete Slack context for Claude—DMs, channels, threads, search. No OAuth apps, no admin approval. --setup and done, 11 tools, auto-refresh.
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APIFoldWork90210
Community pick
Turn any REST API into a hosted MCP server. 18 free public servers (GitHub, Stripe, Slack, OpenAI, Notion, and more) — no setup required, bring your own API key.
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McpPerspective-AI
Community pick
Official MCP server for Perspective AI. An AI Concierge replaces static forms with adaptive AI conversations for lead qualification, customer research, onboarding feedback, and advocacy. Design conversation agents (Concierge, Interviewer, Evaluator, Advocate), analyze conversations, deploy embeds, and automate follow-ups (webhook, email, Slack, HubSpot).
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Devrecallpavelpilyak
Community pick
Local-first developer activity aggregator. Indexes commits, PRs, Jira/Linear tickets, Confluence docs, Slack threads, and Calendar events into SQLite + FTS5 + on-device ONNX embeddings; exposes 15 tools, 3 resources, and 3 prompts so Claude Code, Cursor, and Codex can search and cite your past work. brew install --cask pavelpilyak/devrecall/devrecall
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Sast Mcp ServerSkyrxin
Community pick
SAST/DAST server exposing 11 security scanners (Bandit, Semgrep, Trivy, CodeQL, Checkov, Gitleaks, OSV-Scanner, Grype, OWASP ZAP, and more) with closed-loop remediation (scan→patch→re-scan→verify), SARIF/SBOM/VEX export, compliance reporting, and CI integrations (GitHub Advanced Security, DefectDojo, Slack, Jira).
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Which Slack MCP server should you use?

When choosing a Model Context Protocol server for Slack, select verified or official listings if you need strict API security guarantees. For rapid local dev testing with Claude or Cursor, community-maintained tools offer zero-setup configuration blocks ready to copy-paste.

Frequently asked questions about Slack MCP servers

What is the best Slack MCP server?

This page ranks Slack MCP servers by real usage across the AllMCPs directory so you can pick a proven one.

Can an agent post messages to Slack?

Yes, with a Slack bot token scoped to the channels and actions you allow. Limit the token to specific channels rather than the whole workspace.

How do I set up a Slack MCP server?

Create a Slack app, add the scopes you need, install it to your workspace, and give the MCP server the bot token via an environment variable.

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