He asked AI to count carbs 27,000 times. It couldn't give the same answer twice | Hacker News

A Hacker News thread says AI still cannot reliably estimate calories or carbs from a food photo alone.

Users argued that a picture often misses key details like ingredients, portions, and hidden fats such as olive oil.

The discussion questioned marketing that suggests LLMs can do more than they actually infer from visual input.

The takeaway is a gap between consumer expectations and AI’s real limits in nutrition use cases.