Sign in - Claude 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
Introducing Claude - Anthropic 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 faster option
Sign in - Claude 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
Sign in failed - claude. ai Claude is Anthropic's AI, built for problem solvers Tackle complex challenges, analyze data, write code, and think through your hardest work
How to Use Claude AI: The Complete Beginner’s Guide (2026) Learn how to use Claude AI step by step — from creating a free account to writing your first prompt to mastering advanced features like Projects, Artifacts, and Extended Thinking A complete beginner's guide updated for 2026