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Slack

By Simtheory Communication

Send messages, read channels, search conversations, and manage files in Slack as yourself.

Available tools

Download file

Download or read a file shared in Slack.

List DMs

List the user's direct message conversations.

List channels

List Slack channels the user has access to. Paginates through all channels automatically. Use name_filter to search for channels by name substring.

List users

List users in the Slack workspace. Paginates through all users automatically. Use name_filter to search for users by name, display name, or email.

Read messages

Read message history from a Slack channel or DM.

Search messages

Search messages across the Slack workspace.

Send message

Send a message to a Slack channel or DM as the user. Accepts channel name (e.g. "#general"), channel ID, @username, display name, or email to open a DM.

Upload file

Upload a file to a Slack channel. Provide a URL for external files, document_id for internal documents (exported as .docx), or text content directly.

How it works

1. Install

One-click install from the Simtheory store.

2. Connect

Authorize access to your Slack account.

3. Use

Your AI can now interact with Slack.

Install

Log in if you already have an account.

Details

Version 1.0.0
Updated Mar 23, 2026
Category Communication
Publisher Simtheory

Features

Cloud hosted — no setup required
Secure authentication
Automatic updates
Works with all AI models

Ready to use Slack?

Sign up for Simtheory and install this MCP directly into your workspace.

Get Started