How To Use Gpt 5 4 In Vscode Openai Codex Extension

How to use **GPT-5.4 in Visual Studio Code for coding**? In this quick tutorial, I show **how to install the OpenAI Codex extension in VS Code** and start using **GPT-5.4 to generate code and build applications directly inside your editor**.. . This step-by-step guide covers how to **install the Codex extension, sign in with your OpenAI account, select GPT-5.4, and generate a quick demo application**. If you’re already using older Codex models, the good news is that **you likely don’t need to install anything new**—just switch models and start coding.. . In the demo, we use **GPT-5.4 to generate a simple restaurant web application prototype** directly from a prompt. You’ll also see how the model handles UI generation and what the **token usage looks like when using the free tier**.. . If you’re exploring **AI coding tools in VS Code**, this video will help you get started quickly with **OpenAI’s latest model for developers**.. . —. . ## ⏱️ Timestamps. . 00:00 – How to Use GPT-5.4 in VS Code. 00:55 – Quick Demo (Restaurant Web App). 01:43 – Outro. . —. . ## Tools Used. . * **VS Code**. * **OpenAI Codex Extension**. * **GPT-5.4**. . —. . ## Who This Video Is For. . * Software developers exploring **AI coding tools**. * Developers using **VS Code**. * Anyone curious about **GPT-5.4 for coding**. * Programmers interested in **AI-assisted development**. . —. #aicoding #vscode