ModelsThe Decoder· Jun 18, 2026
OpenAI Reports GPT-5.5 Instant Outperforms Doctors in ChatGPT Health Tests
OpenAI has enhanced ChatGPT's healthcare features through its GPT-5.5 Instant model. Company-conducted tests show the updated system scoring higher than physician-written answers on accuracy, clarity, and completeness. The change also produced a substantial reduction in health-related errors.
Key points
- →OpenAI upgraded ChatGPT healthcare capabilities with GPT-5.5 Instant
- →Model scores above doctor-written answers in accuracy, clarity, and completeness
- →Health-statement error rate fell 71 percent in internal tests
Mentioned
OpenAIChatGPTGPT-5.5 Instant
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