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Claude.ai

Anthropic's chat interface for Claude, available on web, iOS, Android and desktop, with web search, file creation, code execution and connectors to tools such as Slack and Google Workspace.

General assistants
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What it does

Claude.ai is the sign-in and plan overview page for Claude, Anthropic's AI assistant. You can continue with Google or an email address, and the site presents Claude as a thinking partner for ambitious work. The free plan covers chat on the web, iOS, Android and the desktop. It lists writing, editing and creating content, generating code and visualizing data, searching the web, memory across conversations, creating files and running code, extended thinking for complex work, and connectors for Slack, Google Workspace and other tools through remote MCP. Paid plans add more usage. Pro adds Claude Code, Claude Cowork, Claude Design and Claude Science, unlimited projects, Research, access to more Claude models and Claude for Microsoft 365. Max offers 5x or 20x the usage of Pro, higher output limits, early access to advanced features and priority access at busy times.

Capabilities

  • Chat on web, iOS, Android and desktop
  • Web search and memory across conversations
  • Create files and execute code
  • Connectors to Slack, Google Workspace and other tools through remote MCP
  • Extended thinking for complex work
  • Projects to organize chats and documents on paid plans

When to use it

  • You want a general chat assistant for writing, editing and coding tasks
  • You need an assistant that can search the web and create files while it works
  • You want to connect an assistant to workplace tools such as Slack or Google Workspace