While OpenAI is bringing GPT-5.4 to its API and its AI-powered coding tool, Codex, it’s rolling out its reasoning model, ...
When paired with an AI agent system, GPT-5.4 can click a mouse, type keyboard commands, browse the web, and control computer ...
GPT-5.4 is billed as "our most capable and efficient frontier model for professional work." ...
GPT-5.4 is also more reliable, producing 18% fewer errors and 33% fewer false claims than GPT-5.2, according to OpenAI.