> ## Documentation Index
> Fetch the complete documentation index at: https://langwatch.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Overview

> Track user interactions in LangWatch to analyze LLM usage patterns and power AI agent evaluation workflows.

Learn how to track user interactions with your LLM applications using the LangWatch REST API. This section provides detailed guides for predefined events such as thumbs up/down, text selection, and waiting times, as well as instructions for custom event tracking.

<CardGroup cols={2}>
  <Card title="Thumbs Up/Down" icon="link" href="./thumbs-up-down" />

  <Card title="Waited to Finish Events" icon="link" href="./waited-to-finish" />

  <Card title="Selected Text Events" icon="link" href="./selected-text" />

  <Card title="Custom Events" icon="link" href="./custom" />
</CardGroup>