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.

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.

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 …

Claude was released as an AI -based chatbot in March 2023. It is also used in AI-assisted software development. Claude is trained using "constitutional AI", a technique developed by Anthropic to …

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

22 hours ago · Anthropic built Claude AI as a conversational AI assistant designed to help with writing, summarization, coding, and analytical problem-solving. Named after Claude Shannon, the pioneer of...

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...

Mar 29, 2026 · Your Claude AI guide covering current models, pricing tiers, best use cases, and real limitations. Find out if Claude fits your workflow.