AI
Anthropic's Claude Sonnet 4.5 Unleashes a New Era of AI-Powered Enterprise Software Development
San Francisco, CA – September 29, 2025 – Anthropic today announced the immediate release of Claude Sonnet 4.5, a groundbreaking artificial intelligence model poised to redefine enterprise software development. Hailed by its creators as the "best coding model in the world," Sonnet 4.5, building on the strong foundation