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Emily Carter

OpenAI launches GPT-5.3 Instant in ChatGPT

OpenAI rolls out GPT-5.3 Instant to ChatGPT OpenAI has begun rolling out GPT-5.3 Instant inside ChatGPT, positioning the update as a meaningful step forward in accuracy, responsiveness, and day-to-day usability. The company says the new model delivers 26.8% fewer hallucinations,…