slack-mcp

Slack team messaging — channels, threads, search, users, reactions. Official vendor-hosted remote MCP.

community v1.0.0 messages-v1 remote proprietary

Authorslack

Setupmoderate

Authoauth2

Service Contract

messages

Conformance

Requireduntested

Recommendeduntested

Optionaluntested

Setup

Slack's hosted MCP uses OAuth2. On first connection, you'll authorise Sidereal to access your Slack workspace via the browser. No API keys or app creation required.

Scenarios

Pair with messages-blade-mcp

Both use messages. Apple Messages (iMessage) operations — conversations, search, contacts, attachments, send.

messages

Build a messages workflow

Use the Forge to design an automation pack powered by slack-mcp for messages operations.

Install

sidereal install slack-mcp