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I tested GPT-5.4, and the answers were really good - just not always what I asked

ID: 8ff5c301-8f24-5a2c-89f7-8f7cad89618c

STIX ID: report--8ff5c301-8f24-5a2c-89f7-8f7cad89618c

Feed Name: ZDNet Security

Date Published: 2026-03-09

Date Updated: 2026-04-26

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### Executive Summary: This ZDNET review evaluates OpenAI's GPT-5.4 "Thinking" model across four practical tests, finding marked improvements in reasoning and in-depth analysis but recurring issues with following prompts, inconsistent formatting, and weak image generation; the author concludes the model is powerful yet requires vigilant human oversight to ensure responses stay on task.

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