•1 min read•from TechCrunch
OpenAI releases GPT-5.5 Instant, a new default model for ChatGPT
Our take
OpenAI has introduced GPT-5.5 Instant as the new default model for ChatGPT, marking a significant advancement in AI technology. This latest iteration focuses on reducing hallucination in sensitive domains such as law, medicine, and finance, ensuring users receive more accurate and reliable information. Notably, GPT-5.5 Instant retains the low latency that users appreciate from its predecessor, enhancing the overall experience. This development reflects OpenAI's commitment to delivering innovative solutions that prioritize accuracy and efficiency in AI-driven conversations.

The company said the model reduces hallucination in sensitive areas such as law, medicine, and finance, while maintaining the low latency of its predecessor.
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