OpenAI's new GPT-5.4 clobbers humans on pro-level work in tests - by 83%

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ZDNET's key takeaways

• GPT-5.4's 83% score suggests AI rivals expert professionals.
• Tests span nine industries and 44 real-world occupations.
• New capabilities boost coding, tools, and computer control.

It seems like only yesterday that OpenAI released its GPT-5.2 model to the world. In fact, it's been less than three months. Thursday, OpenAI is releasing the thinking model of GPT-5.4.

Also: How to switch from ChatGPT to Claude

What exactly does that mean? In this article, I'll briefly touch on the official announcement and availability details, and then I'll dive into what I think is the most startling detail: GPT-5.4 can match or outperform human professionals 83% of the time, according to OpenAI.

(Disclosure: Ziff Davis, ZDNET's parent company, filed an April 2025 lawsuit against OpenAI, alleging it infringed Ziff Davis copyrights ...