Technology & Science
OpenAI Rolls Out GPT-5.4, First General-Purpose LLM That Can Operate a Personal Computer
On 5 March 2026 OpenAI released GPT-5.4 across ChatGPT, API and Codex, adding native mouse-and-keyboard control, 1-million-token context windows and major token-efficiency gains, marking the shift from advice-only chatbots to fully agentic desktop operators.