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

# Welcome to Cassidy

> Meet Cassidy's three core components—Agents, Workflows, and the Knowledge Base—and learn how to prepare a strong first use case.

Learn how Cassidy's core components support different kinds of work, then identify a process worth exploring during onboarding.

<Frame>
  <iframe className="w-full aspect-video rounded-xl" src="https://www.loom.com/embed/b1ecf61c4f334f15aa5f2102c9f39cad" title="Welcome to Cassidy" frameBorder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowFullScreen />
</Frame>

## What you'll learn

* How Cassidy helps teams apply AI to real business processes
* How [Agents](/agents/overview), [Workflows](/workflows/overview), and the [Knowledge Base](/knowledge-base/overview) support different kinds of work
* How to identify a useful first process and choose an AI model for the task

## After you watch

Write down one task that happens frequently, takes meaningful time, follows similar steps, or depends on company information. Bring it to your kickoff call—you do not need to design the solution yet.

## Related learning

<CardGroup cols={2}>
  <Card title="Choose the right AI model" icon="brain" href="/guides/choose-ai-model">
    Compare models and choose one that fits your task.
  </Card>

  <Card title="Find your first use case" icon="arrow-right" href="/university/find-your-first-use-case">
    Choose a focused first project for your team.
  </Card>
</CardGroup>