Meet Claude Claude is a next generation AI assistant built by Anthropic and trained to be safe, accurate, and secure to help you do your best work. Create with Claude Draft and iterate on …

With Cowork, Claude can now work directly with your local files and tools. Available on the Max plan in the macOS app. Tackle any big, bold, bewildering challenge with Claude. Claude …

Nov 24, 2025 · Claude Opus 4.5 handles long-horizon coding tasks more efficiently than any model we’ve tested. It achieves higher pass rates on held-out tests while using up to 65% …

18 hours ago · Anthropic published Claude's constitution—a document that teaches the AI to behave ethically and even refuse orders from the company itself.

12 hours ago · On Wednesday, Anthropic released a revised version of Claude’s Constitution, a living document that provides a “holistic” explanation of the “context in which Claude operates …

4 days ago · It’s the moment software engineers, executives and investors turn their work over to Anthropic’s Claude AI—and then witness a thinking machine of shocking capability, even in an …

Download Claude for desktop and mobile. Access AI assistance natively on Mac, Windows, iOS, and Android across all your devices.