Slack

Hosting: TARX-hosted · Category: Communication

Send messages, read channels, search conversations — Slack workspace integration. Hosted by TARX.

Connect

TARX runs this MCP server for you on its gateway — you only supply the credential(s) below.

Field	Required	Secret	How to get it
Slack Bot Token	Yes	Yes	Slack API (api.slack.com) → Create App → OAuth & Permissions → add scopes (channels:read, chat:write, channels:history, users:read) → Install to workspace → copy the Bot User OAuth Token (xoxb-…).
Slack Team ID	Yes	No	Slack → click your workspace name → Settings & administration → Workspace settings; the Team ID (starts with T) is in the URL, or via the auth.test API.

Default tools

These are discovered when you connect (the live set may differ — the server is the source of truth):

• post_message
• list_channels
• get_channel_history
• search_messages
• list_users
• get_user_info
• add_reaction
• upload_file

Official documentation

https://github.com/modelcontextprotocol/servers-archived/tree/main/src/slack

Setup details can change

The vendor controls how credentials are issued and may change it without notice. If connecting fails, confirm the current steps on the official docs above.