marketing-shibata50/claude-code-ultimate-guide

Florian BRUNIAUX 09eb141976 docs: v3.9.6 - Trust Calibration, Vibe Coding Trap, reference.yaml sync

Added:
- ultimate-guide.md: Trust Calibration section (1.7) with research-backed verification strategies
- ultimate-guide.md: Infrastructure as Code Skills (Anton Babenko's terraform-skill)
- learning-with-ai.md: "The Vibe Coding Trap" anti-pattern (Karpathy, Feb 2025)
- learning-with-ai.md: "Reality of AI Productivity" section with research
- learning-with-ai.md: External resource link to leerob.com/ai (AI fundamentals)
- IDEAS.md: "Vibe Coding Discourse" watching entry

Changed:
- reference.yaml: Complete line number synchronization (~55 entries)
  Guide grew from ~9900 to 11154 lines; all deep_dive references updated
- Version bump: 3.9.5 → 3.9.6

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

2026-01-20 08:36:35 +01:00

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Claude Cowork: Agentic Desktop for Knowledge Work

Note

: This page is a summary. For comprehensive documentation, see the Complete Cowork Documentation.

Quick Overview

Cowork is Claude's agentic desktop feature that extends autonomous AI capabilities to non-technical users through the Claude Desktop app. Instead of terminal commands, Cowork accesses local folders and files directly.

Key Facts

Aspect	Details
Status	Research preview (January 2026)
Access	Pro ($20/mo) or Max ($100-200/mo) subscription, macOS only
Focus	File manipulation, document generation, organization
Difference from Code	No code execution—files only

Quick Comparison

Aspect	Claude Code	Cowork	Projects
User	Developers	Knowledge workers	Everyone
Interface	Terminal	Desktop app	Web chat
Execute code	Yes	No	No
File access	Full	Folder sandbox	Upload only
Maturity	Production	Research preview	Production

→ Full Comparison

Use Cases

File Organization — Messy folders → organized structure
Expense Tracking — Receipts → Excel reports
Report Synthesis — Multiple docs → unified report
Meeting Prep — Research → briefing documents

→ Detailed Workflows

Security Summary

No official security documentation exists yet. Essential practices:

Dedicated workspace — Never grant access to Documents/Desktop
Review plans — Check every action before approval
No credentials — Keep sensitive data out of workspace
Backup first — Before destructive operations

→ Complete Security Guide

Documentation

Resource	Description
Complete Documentation	Full Cowork guide hub
Getting Started	Setup and first workflow
Capabilities	What Cowork can/cannot do
Prompt Library	50+ ready-to-use prompts
Cheatsheet	1-page quick reference
FAQ	Common questions

Back to AI Ecosystem Guide | Ultimate Guide | Main README

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