Is the ChatGPT Body Fat Estimate Accurate?
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5 min read
According to one test using GPT-4o, the AI model demonstrated a median absolute error of 2.4% for men and 5.7% for women when estimating body fat from visual guides. These findings, which are surprisingly close to clinical standards like DEXA scans under specific conditions, raise questions about the reliability and practicality of using AI chatbots for personal body composition analysis. While the technology shows promise, its accuracy is highly variable and depends on a multitude of external factors that users must understand before relying on AI for fitness metrics.