GPT-5.4 Launches With Major Frontend Design Upgrades, Native Computer Use, and a Dedicated Codex Skill for Production-Ready Interfaces
GPT-5.4 launches with major frontend design upgrades, including stronger image understanding, native computer use via tools like Playwright, and a dedicated Codex Frontend Skill that produces premium, production-ready interfaces with best practices like full-bleed layouts and intentional motion built in by default.