Claude is Anthropic's AI assistant. Beyond conversation, it searches the web, runs code, creates files and connects to a user's apps and tools, and on paid plans it takes handed-off tasks and returns finished documents, slides, spreadsheets and designs.

Key features:

Search the web, create files and run code in chat.
Memory across conversations and Projects for organizing work.
Connectors to apps and tools, plus Skills and desktop extensions.
Research for in-depth, multi-source reports.
Claude Design, Slides and Docs for producing finished deliverables.
Claude in Chrome and Microsoft 365, plus Claude Code, on paid plans.

Claude runs on the web, desktop, iOS and Android. The Free plan includes chat, web search, file creation, memory and connectors. Pro is $20/month ($17/month billed annually), Max starts at $100/month for 5x or 20x Pro usage, and Team seats start at $20 per month billed annually, with Enterprise adding SSO, SCIM, audit logs and HIPAA-ready options.