OpenAI launches GPT-5.4, its most powerful model for enterprise work—and a direct shot at Anthropic

OpenAI has released GPT-5.4, a new AI model the company says is its most capable system to date for professional use. The model combines advanced reasoning, coding, and the ability to autonomously operate computers and software, turning up the heat in the competition for enterprise customers that has been Anthropic’s stronghold.

The new model consolidates some of the capabilities that OpenAI had previously spread across separate models, bringing together the coding strengths of GPT-5.3-Codex—the...