Open the snippets file:

The fastest and most reliable way to install CodeXini across Windows, macOS, and Linux is through the Node Package Manager (NPM). Open your terminal or command prompt and execute: npm install -g codexini Use code with caution.

Confirm that the installation succeeded by checking the build version and running the initialization wizard. Validate the installation command: codexni --version Use code with caution.

After that, restart your terminal or run source ~/.profile , and then try the installation again without sudo .

Ask Codex to perform a simple task, like "List the files in this directory," to confirm the agent is responsive. OpenAI Developers like VS Code? Codex | AI Coding Partner from OpenAI

: This can happen if Node.js wasn't installed correctly or if the global npm bin directory isn't in your PATH. To fix this:

(if not automatic):

alias codexini='docker run --rm -v "$PWD":/workspace -w /workspace codexini/codexini'

npm install -g @openai/codex@latest

OpenAI provides a standalone application for both Windows and macOS. You can download the installer directly from the official OpenAI Codex website . Download the appropriate version for your operating system (Windows or macOS), double-click the installer, and follow the on-screen instructions. Note that on Windows, you should not run the installer as an administrator to avoid triggering signature verification errors.

curl -fsSL https://get.codexini.dev | sh

A successful enables you to run commands like codexini check ./src or codexini build-docs , instantly flagging outdated or missing documentation. It is particularly popular in Python, TypeScript, and Go monorepos.