OpenAI officially launches GPT-5.5, with 50 times improvement in output per megawatt
On April 24, 2026, OpenAI released its most powerful AI model, GPT-5.5, achieving a qualitative leap in intelligence and significantly improving energy efficiency. This model is designed for the era of intelligent agents, capable of autonomously planning, calling tools, and executing complex multi-step tasks. It performs exceptionally well in code generation, scientific research, and enterprise automation. The core breakthrough is shifting from passive response to active execution, significantly enhancing autonomy.