---
title: Lounge Chat
description: Chat with any LLM interactively in Lounge, the LLM Gateway chat app
icon: MessageSquare
---

import { ThemedImage } from "@/components/themed-image";

Lounge is a standalone chat app for talking to any LLM through a conversational interface. You can select any supported model, adjust parameters, and see responses in real time.

<ThemedImage alt="Lounge chat interface" basePath="/learn/playground" />

## Model Selection

Use the dropdown at the top to pick a model and provider. The **Auto Route** option automatically selects the best provider based on availability and cost.

## Chat Interface

- Type your message in the input field at the bottom
- Click the send button or press Enter to submit
- Responses stream in real time
- Previous conversations appear in the sidebar

## Prompt Suggestions

When starting a new chat, category tabs help you pick a prompt:

- **Create** — Content generation prompts
- **Explore** — Research and analysis prompts
- **Code** — Programming and development prompts
- **Image gen** — Image generation prompts

## Sidebar

The left sidebar shows your chat history. Click **+ New Chat** to start a fresh conversation, or select a previous chat to continue it.

## Comparison Mode

Toggle **Comparison mode** in the top-right to send the same prompt to multiple models side by side. See the [Group Chat](/learn/playground-group) page for details.

## Image Studio

Click **Image Studio** in the sidebar to switch to the image generation interface. See the [Image Studio](/learn/playground-image) page for details.
