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The Power User's Guide to AI-Powered CLI Tools
For Software Engineers
Four CLI tools. One terminal. Total control over AI-assisted development. Claude Code, OpenAI Codex CLI, GitHub Copilot CLI, and Google Gemini CLI — this book shows you how to prepare, execute, and orchestrate AI agents from the command line.
What You'll Learn
- 01All four major CLI tools compared — Claude Code, Codex CLI, Copilot CLI, and Gemini CLI
- 02Every available model covered — from Claude Opus 4.6 to GPT 5.3 Codex to Gemini 3 Pro
- 03Preparation for autonomous mode — copilot instructions, CLAUDE.md, AGENTS.md, custom agents
- 04Git worktrees for parallel development — run five agents on five branches simultaneously
- 05Multi-agent orchestration — Claude Squad, Agent HQ, and overwatch patterns
- 06Shell automation, CI/CD integration, security, and cost management