OpenAI just rolled out GPT‑5.3 Instant, cutting hallucinations by 26.8% and slashing refusal rates. The tweak promises sharper, more reliable chats while keeping the model lightweight. Curious how this leap reshapes conversational AI and what it means for developers? Dive into the details. #GPT5_3 #OpenAI #AIhallucinations #ConversationalAI

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