Sign in to Claude, Anthropic's AI assistant for problem solvers.

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. You can use Claude for your own personal use or create a Team account to collaborate with your teammates. Learn more about Claude. What should I use Claude for?

Create agents and applications with frontier Claude models and managed agent infrastructure. By continuing, you agree to Anthropic’s Commercial Terms and Usage Policy, and acknowledge our Privacy Policy.

When you open Claude on a web browser (claude.ai), the desktop app, or a mobile app, you will see two different options for logging in to your Claude account.

When you navigate to the Claude Console, you will see two different options for logging in to your Console account.

Sign inCreate an Account Username or email * Password * Login Lost your password? Main menu Locations

Don't have an account? Sign up. Break free from Claude.ai daily limits. Access Haiku, Sonnet, and Opus with 100+ daily messages. Professional AI chat interface for developers.

Log in to Claude Code and configure authentication for individuals, teams, and organizations. Claude Code supports multiple authentication methods depending on your setup.

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

Web: Visit claude.ai to chat with Claude in a web browser. Desktop: Download Claude Desktop for Mac or Windows. Mobile: Download Claude for iOS or Android to chat on your mobile device.