Slack MCP server: setup, auth, tools
Team Messaging · remote · verified 2026-10-15
- Endpoint
https://mcp.slack.com/mcp- Transport
- Streamable HTTP
- Auth
- Confidential OAuth (registered Slack app)
- Docs
- Official documentation
What you can do
- search messages/files/users/channels
- send/schedule messages
- canvases
- lists
- file upload
- reactions
Setup notes
Official Slack docs list endpoint, scopes, and rate limits.
StackMCP does not proxy vendor MCP traffic. Add the endpoint in Claude, Cursor, ChatGPT, or another MCP client and complete the vendor’s auth flow.