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TechRadar
Graham Barlow

Sam Altman says GPT-5.4 is his 'favorite model to talk to' — but admits OpenAI still needs to fix these 3 weaknesses

Sam Altman smiling.

  • Sam Altman says GPT-5.4 is his “favorite model to talk to” and a step forward for ChatGPT’s personality
  • OpenAI admits the model still has three notable weaknesses, including design taste, real-world context, and task completion
  • The comments suggest OpenAI is now focusing as much on how ChatGPT feels to use as how powerful it is
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