[OpenAI Releases GPT-5.3 Instant Version, Enhancing Conversation Fluency and Accuracy] According to Deep Tide TechFlow, on March 4th, OpenAI released the GPT-5.3 Instant version, focusing on improving everyday conversational experiences. The new version significantly reduces unnecessary refusals to answer and overly cautious expressions, making conversations more direct and effective. In high-risk fields such as medicine, law, and finance, the error rate when using web searches has decreased by 26.8%, and the error rate relying solely on internal knowledge has dropped by 19.7%. Additionally, the model performs better in creative writing, capable of producing content with greater emotional resonance and imagination. GPT-5.3 Instant is now available to all ChatGPT users, and developers can access it via API under the name 'gpt-5.3-chat-latest.'