
- Testing from OmniCalculator suggests Claude and ChatGPT are not the smartest
- The report finds Grok 4.2 performs best in logic and problem-solving
- Claude still leads in writing quality and tone
ChatGPT is still the most popular AI chatbot around, even with the exodus that's underway to Claude, but is it the cleverest? A new report from OmniCalculator suggests that ChatGPT might not be the smartest AI around.