I tested Claude 4.5 against ChatGPT-5 in 9 challenges from logic puzzles to storytelling. Here’s which AI won.
A nthropic’s new Claude 4.5 just launched, and Anthropic claims it's the company's most powerful AI model yet. With the ...
Anthropic also claims Sonnet 4.5 is its most aligned model yet, with fewer sycophantic answers and stronger defenses.