ChatGPT's default model has been updated to GPT-5.5 Instant, a model that brings accuracy improvements with fewer ...
GPT-5.5 Instant is now the default ChatGPT model. It makes fewer things up, answers more concisely, and finally remembers ...
OpenAI has launched GPT-5.5 Instant as the new default model for ChatGPT, replacing GPT-5.3. The update introduces real-time self-correction, a 52.5% reduction in hallucinations for sensitive topics, ...
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