AI answers to health questions read at a grade 11.3 level, close to a high school senior's, the hardest of any topic and four and a half grades above recipe answers. On Gemini, health answers read at grade 12.6. The average AI answer reads at grade 9.3.
Source: Suff Digital analysis of 25,427 AI answers to 2,984 questions · answers from ChatGPT, Gemini, Perplexity and Google's AI features, September 2026
Source: Suff Digital analysis of 25,427 AI answers to 2,984 questions · answers from ChatGPT, Gemini, Perplexity and Google's AI features, September 2026
Source: AI Answers to Health Questions Read at a Grade 11.3 Level vs 6.8 for Recipes - Suff Digital