---
title: Workspace, worktrees, and sandboxing
seo_title: Workspace, worktrees, and sandboxing — video
description: Isolation separates Git state, filesystem, processes, and resources; final integration revalidates the combined state.
keywords: coding agents, repository context, workspace, git worktree, sandboxing, branch isolation, agent harness
date: '2026-09-10T00:00:00+00:00'
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    <h1>Workspace, worktrees, and sandboxing</h1><p>Isolation separates Git state, filesystem, processes, and resources; final integration revalidates the combined state.</p>
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    <div class="s5-video-watch__snippet-grid"><article><span>01</span><h2>Five objects worth naming separately</h2><p>Before designing concurrency or security, make the vocabulary explicit.</p></article>
<article><span>02</span><h2>1. Repository and base revision</h2><p>The repository contains history, refs, Git objects, configuration, and one or more working trees. An agentic task also needs an identifiable base revision, normally a commit SHA.</p></article>
<article><span>03</span><h2>2. Context view</h2><p>The model does not automatically receive every byte in the repository. The harness selects, or lets the model retrieve, files, symbols, instructions, diffs, logs, and history.</p></article></div>
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<li><a href="?t=12" data-s5-video-seek="12"><time>0:12</time><span>Isolate execution resources too</span></a></li>
<li><a href="?t=24" data-s5-video-seek="24"><time>0:24</time><span>Integrate against the current target</span></a></li></ol></section>
  
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