GPT-5.5 Instant: What OpenAI’s ChatGPT Health Update Actually Changes
OpenAI says its free default model now matches frontier performance on health questions. Here’s what the data shows, how it was tested, and what’s missing from the announcement. Roughly 230 million people ask ChatGPT a health question in an average week, according to OpenAI — more people than live in Brazil, asking about lab results, […]
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