# Lab: AI Fundamentals for Developers


Get hands-on with the four core pillars of AI application development: models,
prompt engineering, tool calling, and RAG. This lab runs entirely on your
machine using Docker Model Runner — no API key or cloud account required.

## Launch the lab








  






<ol>
<li>
<p>Start the labspace:</p>
<div
  data-pagefind-ignore
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  x-ref="root"
  class="group mt-2 mb-4 flex w-full scroll-mt-2 flex-col items-start gap-4 rounded bg-gray-50 p-2 outline outline-1 outline-offset-[-1px] outline-gray-200 dark:bg-gray-900 dark:outline-gray-800"
>
  
  <div class="relative w-full">
    
    
    <div class="syntax-light dark:syntax-dark not-prose w-full">
      <button
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        class="
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        title="copy"
        @click="window.navigator.clipboard.writeText(atob(code).replaceAll(/^[\$>]\s+/gm, ''));
      copying = true;
      setTimeout(() => copying = false, 2000);"
      >
        <span
          :class="{ 'group-hover:block' : !copying }"
          class="icon-svg hidden"
          ><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="currentColor" aria-hidden="true" data-slot="icon">
  <path d="M7.5 3.375c0-1.036.84-1.875 1.875-1.875h.375a3.75 3.75 0 0 1 3.75 3.75v1.875C13.5 8.161 14.34 9 15.375 9h1.875A3.75 3.75 0 0 1 21 12.75v3.375C21 17.16 20.16 18 19.125 18h-9.75A1.875 1.875 0 0 1 7.5 16.125V3.375Z"/>
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        >
        <span :class="{ 'group-hover:block' : copying }" class="icon-svg hidden"
          ><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="currentColor" aria-hidden="true" data-slot="icon">
  <path fill-rule="evenodd" d="M2.25 12c0-5.385 4.365-9.75 9.75-9.75s9.75 4.365 9.75 9.75-4.365 9.75-9.75 9.75S2.25 17.385 2.25 12Zm13.36-1.814a.75.75 0 1 0-1.22-.872l-3.236 4.53L9.53 12.22a.75.75 0 0 0-1.06 1.06l2.25 2.25a.75.75 0 0 0 1.14-.094l3.75-5.25Z" clip-rule="evenodd"/>
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        >
      </button>
      
        <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-console" data-lang="console"><span class="line"><span class="cl"><span class="gp">$</span> docker compose -p labspace -f oci://dockersamples/labspace-ai-fundamentals up -d
</span></span></code></pre></div>
      
    </div>
  </div>
</div>


  

  <blockquote
    
    class="admonition admonition-note admonition not-prose">
    <div class="admonition-header">
      <span class="admonition-icon"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
<path d="M12 16V12M12 8H12.01M22 12C22 17.5228 17.5228 22 12 22C6.47715 22 2 17.5228 2 12C2 6.47715 6.47715 2 12 2C17.5228 2 22 6.47715 22 12Z" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
</svg>

      </span>
      <span class="admonition-title">
        Note
      </span>
    </div>
    <div class="admonition-content">
      <p>This lab uses an AI model, which requires <a class="link" href="https://docs.docker.com/ai/model-runner/get-started/" rel="noopener">the Docker Model Runner to be enabled</a>. The model may take some time to download.</p>
    </div>
  </blockquote>

</li>
<li>
<p>Open your browser to <a class="link" href="http://localhost:3030" rel="noopener">http://localhost:3030</a>.</p>
</li>
<li>
<p>When you're done, tear down the labspace:</p>
<div
  data-pagefind-ignore
  x-data
  x-ref="root"
  class="group mt-2 mb-4 flex w-full scroll-mt-2 flex-col items-start gap-4 rounded bg-gray-50 p-2 outline outline-1 outline-offset-[-1px] outline-gray-200 dark:bg-gray-900 dark:outline-gray-800"
>
  
  <div class="relative w-full">
    
    
    <div class="syntax-light dark:syntax-dark not-prose w-full">
      <button
        x-data="{ code: 'JCBkb2NrZXIgY29tcG9zZSAtcCBsYWJzcGFjZSBkb3du', copying: false }"
        class="
          top-1
         absolute right-2 z-10 text-gray-300 dark:text-gray-500"
        title="copy"
        @click="window.navigator.clipboard.writeText(atob(code).replaceAll(/^[\$>]\s+/gm, ''));
      copying = true;
      setTimeout(() => copying = false, 2000);"
      >
        <span
          :class="{ 'group-hover:block' : !copying }"
          class="icon-svg hidden"
          ><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="currentColor" aria-hidden="true" data-slot="icon">
  <path d="M7.5 3.375c0-1.036.84-1.875 1.875-1.875h.375a3.75 3.75 0 0 1 3.75 3.75v1.875C13.5 8.161 14.34 9 15.375 9h1.875A3.75 3.75 0 0 1 21 12.75v3.375C21 17.16 20.16 18 19.125 18h-9.75A1.875 1.875 0 0 1 7.5 16.125V3.375Z"/>
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</svg>
</span
        >
        <span :class="{ 'group-hover:block' : copying }" class="icon-svg hidden"
          ><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="currentColor" aria-hidden="true" data-slot="icon">
  <path fill-rule="evenodd" d="M2.25 12c0-5.385 4.365-9.75 9.75-9.75s9.75 4.365 9.75 9.75-4.365 9.75-9.75 9.75S2.25 17.385 2.25 12Zm13.36-1.814a.75.75 0 1 0-1.22-.872l-3.236 4.53L9.53 12.22a.75.75 0 0 0-1.06 1.06l2.25 2.25a.75.75 0 0 0 1.14-.094l3.75-5.25Z" clip-rule="evenodd"/>
</svg>
</span
        >
      </button>
      
        <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-console" data-lang="console"><span class="line"><span class="cl"><span class="gp">$</span> docker compose -p labspace down
</span></span></code></pre></div>
      
    </div>
  </div>
</div>
</li>
</ol>



## What you'll learn

By the end of this Labspace, you will have completed the following:

- Understand the Chat Completions API and how to structure messages for a model
- Use prompt engineering techniques including system prompts, few-shot examples, and structured output
- Implement tool calling and the agentic loop in code
- Build a RAG pipeline that grounds model responses in your own data

## Modules

| #   | Module                               | Description                                                       |
| --- | ------------------------------------ | ----------------------------------------------------------------- |
| 1   | Welcome & Setup                      | Introduction to the lab and verifying your environment            |
| 2   | Talking to Models                    | Chat Completions API, message roles, and stateless model behavior |
| 3   | Prompt Engineering                   | System prompts, few-shot examples, and structured output          |
| 4   | Tool Calling                         | Tool definitions, the agentic loop, and executing tools in code   |
| 5   | Retrieval Augmented Generation (RAG) | Retrieve, augment, and generate with your own knowledge base      |
| 6   | Wrap-up                              | Summary of concepts and next steps                                |

