OpenAI has enhanced ChatGPT's healthcare functionalities with its new GPT-5.5 Instant model. Internal testing by OpenAI indicates that this upgraded model now surpasses answers authored by medical professionals in terms of accuracy, clarity, and comprehensiveness. The company reports a significant 71 percent reduction in error rates for health-related information provided by ChatGPT. AI
IMPACT This upgrade significantly improves ChatGPT's reliability for health-related queries, potentially impacting how individuals seek and receive medical information.
RANK_REASON Frontier-lab model release with system card. [lever_c_demoted from frontier_release: ic=1 ai=1.0]
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