# Messenger

The Optlo messenger is an embeddable chat widget that connects your customers with your AI assistant directly on your website.

## Features

- **AI-powered responses** — automatically answers questions using your knowledge base.
- **Human handoff** — team members can monitor and reply to conversations directly from the inbox.
- **Customizable appearance** — match the widget to your brand with light and dark themes.
- **User identification** — track and identify users across sessions with JWT verification.

## Sections

- [Installation](/docs/messenger/installation/) — add the widget to your site.
- [User Identification](/docs/messenger/user-identification/) — identify logged-in users.
- [Security](/docs/messenger/security/) — trusted domains and identity verification.
- [Themes](/docs/messenger/themes/) — customize the widget appearance.