OpenAI is replacing ChatGPT's default model with a smarter, less error-prone version
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OpenAI is replacing ChatGPT's default model with a smarter, less error-prone version

May 7, 2026
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Posted 2 hours ago by

GPT-5.5 Instant replaces GPT-5.3 Instant as the default, with lower hallucination rates in law, medicine, and finance

OpenAI is replacing ChatGPT's default model with a smarter, less error-prone version
Quartz
Quartz

Coverage and analysis from United States of America. All insights are generated by our AI narrative analysis engine.

United States of America
Bias: lean left

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