Anthropic's Claude Sonnet 4.5 now scores 77% on a key software engineering benchmark and can work autonomously for over 30 ...
Anthropic has launched Claude Sonnet 4.5, claiming it's the world's best and safest AI coding model with new developer tools ...
On September 29, 2025, local time, Anthropic suddenly released Claude Sonnet 4.5, boldly claiming it to be the "best coding ...