@OpenAI: To improve our models, we collaborate with a global network of hundreds of physicians across 60 countries, 49 languages…
Summary
OpenAI announces GPT-5.5 Instant, now on par with frontier thinking models for health-related questions, available to all free users, with improvements in recognizing urgent care and explaining uncertainty.
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Cached at: 06/18/26, 06:21 PM
GPT-5.5 Instant is now on par with our frontier Thinking models for health-related questions.
Every week, more than 230 million people turn to ChatGPT with health and wellness questions, and GPT-5.5 Instant is better at recognizing when urgent care may be needed, asking for relevant context, explaining uncertainty, and making complex information easier to understand.
Because GPT-5.5 Instant is available to all free users in ChatGPT, these improvements can help more people.
Physician-led evaluation was critical to making these major intelligence gains.
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