May 6
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Learn how to install and use Codex CLI on your Windows 11 or Windows 10 PC with this complete step‑by‑step 2026 tutorial. Codex CLI is a powerful command‑line coding assistant that helps you convert natural language prompts into code and automate development tasks directly from your terminal. This guide covers prerequisites, installation via npm, configuring your OpenAI authentication (ChatGPT Sign‑in or API key), and basic usage to generate or modify code using natural language commands. Whether you’re a developer seeking faster workflows or exploring AI‑powered development tools, this tutorial helps you get started with Codex CLI on Windows. Quick Installation & Usage Steps Install Node.js (if using npm) – Required for npm installs; recommended Node.js 18+ or 22+. Install Codex CLI via npm: npm install -g @openai/codex Verify installation: codex --version Authenticate Codex: codex login Follow the browser prompts to link with your OpenAI/ChatGPT account. 5. Start using Codex: Run commands like: codex "Explain this codebase" codex --auto-edit "Refactor this function" Notes: Native Windows support is experimental; many users prefer installing it within WSL2 (Windows Subsystem for Linux) for best compatibility. You can also install pre‑built binaries from GitHub Releases and add them to your PATH if you don’t want Node.js/WSL. SEO Tags: install codex cli windows 11, openai codex cli download pc, how to install codex cli on windows, codex cli setup tutorial, codex command line interface install, codex cli beginner guide windows, codex install via npm windows, codex authentication chatgpt, codex usage guide terminal, codex ai coding tool windows, codex cli windows tutorial 2026, codex cli commands example, use codex cli on windows, codex install in wsl2, codex natural language code generation, codex cli developer tool install, codex coding assistant windows, codex install and configure, openai codex cli usage windows