Vision-Language Models for Image-Based Dietary Assessment: A Benchmark of Accuracy, Cost, and Prompt Strategies Across Ten Models
Sam Sterling, Lauren Thomas Berube, Andrea J. Glenn…·Aristotelis Tsirigos
This study benchmarks ten vision-language models for automated food recognition, weight, and calorie estimation using the Nutrition5k dataset, finding Gemini 3.0 Flash and 3.1 Flash Lite as top performers.