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
Claude 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
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
Anthropic unveils new, more powerful Claude model Anthropic’s updated model, Claude Opus 4 8, is particularly adept at vibecoding, or the process of artificial intelligence writing code from prompts in conversational English
Claude 2 - Anthropic 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 website, claude ai