Slack

The Slack integration lets you programmatically send messages, manage channels, handle user interactions, and automate team communication directly from Helios.

How to connect

Method	Type	Description
Helios OAuth App (Recommended)	OAuth 2.0	Pre-configured permissions for common use cases
BYO Slack App	OAuth 2.0	Custom control over permissions and branding

// TODO: Add the link to Stripe rate limits

Helios OAuth App (Recommended)

The Helios OAuth app provides a seamless setup with pre-configured permissions for most common use cases.

Permissions

The Helios OAuth app includes the following permissions:

Send messages to channels and users
Read channel and user information
Manage channels and groups
Upload and manage files
Access workspace information
Receive real-time events

BYO Slack App

Create your own Slack application for custom control over permissions, branding, and distribution.

Setup Steps

Go to Slack App Management
Click Create New App → From scratch
Configure OAuth scopes, event subscriptions, and bot permissions
Install the app to your workspace
Copy the client ID, client secret, and configure in Helios

Learn more about creating Slack apps in the Slack documentation.

Functionality

The Slack integration lets your workflows send messages, manage channels, handle interactions, and automate team communication without writing custom code.

Category	Features
Core Capabilities	Messaging, Channel Management, User Operations, File Operations, Interactive Components, Real-time Events
Message Features	Rich Formatting, Mentions, Threads, Reactions, Scheduled Messages
Interactive Components	Button Clicks, Modal Submissions, Slash Commands, Shortcuts

Real-time Events

Event Category	Event Types
Messages	New messages in channels or direct messages
Reactions	Emoji reactions added or removed
Channel Events	Channel created, archived, renamed
User Events	User joined, left, presence changed
App Events	App installed, uninstalled, permissions changed