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OpenAI Launches GPT-5.3 Instant ChatGPT

OpenAI Introduces GPT-5.3 Instant for Improved ChatGPT Interactions

  • OpenAI launched GPT-5.3 Instant, replacing the default ChatGPT model to enhance conversational flow.
  • The update reduces unnecessary refusals and lengthy disclaimers, improving factual accuracy by up to nearly 30% in some evaluations.
  • GPT-5.2 Instant will remain available for paid subscribers until its retirement on June 3, following a three-month transition period.

The rollout of GPT-5.3 Instant addresses user feedback about previous models being overly cautious or preachy, aiming for more direct and helpful interactions without compromising on safety or accuracy.

With improved factual reliability and reduced hallucination rates, GPT-5.3 Instant aims to deliver smoother and more accurate conversations compared to its predecessors, reflecting OpenAI’s commitment to refining user experience based on feedback. (Source)

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