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Slack MCP Server logo

Slack MCP Server

Official Slack MCP server for approved workspace search, messaging, canvas, and user-context actions.

freemiumtelemetry concernsupdated Jul 6, 2026

Slack MCP Server is Slack’s official remote MCP layer for giving approved AI clients workspace context and controlled actions. It lets agents search messages, files, users, and channels, draft or send messages, read threads, manage canvases, and authenticate through Slack OAuth while workspace admins approve integrations and normal Slack rate limits still apply.

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A detailed review by the aicoolies team — click to read

Slack MCP Server turns Slack workspace data and actions into a governed MCP interface for agent clients. Instead of asking developers to wire individual Web API calls, the server exposes tools for searching messages, files, users, public and private channels, and emoji, plus tools for reading threads and channel history. That makes it useful when an agent needs the conversation history behind a decision, incident, customer request, or project handoff without treating Slack as a flat text export.

The server also supports action workflows. Slack’s docs describe message drafting, message sending, conversation creation, reactions, canvas creation or updates, canvas export, user profile lookup, and channel-member retrieval. The governance angle is the important differentiator: workspace admins can approve and manage MCP client integrations, clients authenticate through Slack OAuth, and Slack publishes discovery metadata for MCP authorization. That makes this a better enterprise-fit page than a generic Slack integration listing.

The copy should stay careful around safety and access. Slack says MCP actions are subject to Slack Web API rate limits, and real visibility depends on workspace approval, scopes, and user permissions. This should be positioned as an official context/action layer for approved clients such as Claude, Claude Code, Cursor, and Perplexity, not as an unrestricted workspace crawler. Reviews should wait for hands-on admin and OAuth testing, but the tool page can be created from official docs today.

Pricing

No separate MCP-server price is stated in the docs; access depends on Slack workspace/account setup, OAuth approval, client support, and underlying Slack plan limits.

Platforms

Hosted remote MCP endpoint at https://mcp.slack.com/mcp with OAuth metadata discovery; documented setup paths include Claude, Claude Code, Cursor, and other partner clients.

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Comparisons

Slack MCP Server vs Atlassian MCP Server: Conversation Context or Project System of Record?

Slack MCP Server and Atlassian MCP Server bring two different workplace systems into agent clients. Slack is strongest when an agent needs conversation context, threads, messages, canvases, and approved workspace actions. Atlassian is stronger when the agent needs durable Jira and Confluence records around work, decisions, and documentation. Choose Slack for live team context; choose Atlassian as the default system-of-record layer for most project execution agents.

Slack MCP ServerAtlassian MCP Server