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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

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 https://t.co/WDDzOIV3mg

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GPT-5.5 can change capability, routing, cost, or product scope for builders shipping against current model APIs.

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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 

Why it matters: GPT-5.5 can change capability, routing, cost, or product scope for builders shipping against current model APIs.

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