What is Claude and how does it work? What should I use Claude for? How much does it cost to use? Sign in to Claude, Anthropic's AI assistant for problem solvers.

What is Claude and how does it work? Claude is an artificial intelligence, trained by Anthropic using Constitutional AI to be safe, accurate, and secure — the trusted assistant for you to do your best work.

Claude is Anthropic's AI, built for problem solvers. Tackle complex challenges, analyze data, write code, and think through your hardest work.

Mar 14, 2023 · We’re offering two versions of Claude today: Claude and Claude Instant. Claude is a state-of-the-art high-performance model, while Claude Instant is a lighter, less expensive, and much …

Jul 11, 2023 · We are pleased to announce Claude 2, our new model. Claude 2 has improved performance, longer responses, and can be accessed via API as well as a new public-facing beta …

Meet Claude, your AI problem solver and thinking partner. Claude works with you to write, research, code, and tackle complex problems with depth and precision. It enhances your thinking and...

Claude is trained using "constitutional AI", a technique developed by Anthropic to improve ethical and legal compliance (AI alignment). Since Claude 3, each generation has typically been released in …

Feb 3, 2026 · Claude AI is a conversational AI system created by Anthropic for tasks that benefit from extended context and structured thinking. It is often used for writing, analysis, and coding workflows …

Discover Claude 5, the breakthrough AI model with 200K context, superior coding abilities, and unmatched performance. Try Claude free today.

2 days ago · Claude AI is an advanced language model developed by Anthropic and backed by Amazon that can assist you with writing, coding and analysis, offering structured support for creative and...