General-purpose AI assistant for writing, research, analysis and coding, available on web, desktop and mobile.
- Projects to keep files and chats together
- Custom GPTs: reusable assistants with your own instructions and files
- Deep research for multi-source reports
- Agent mode for multi-step tasks in a browser
- Codex for coding tasks
- Business and Enterprise plans with admin controls
Best for: Drafting, troubleshooting help, learning new tech and scripting support.
AI assistant from Anthropic for writing, analysis, research and coding, known for long documents and careful reasoning.
- Projects with shared knowledge and custom instructions
- Artifacts and file creation for documents, code and apps
- Connectors to tools and data via the Model Context Protocol (MCP)
- Research across the web and connected sources
- Claude Code for agentic coding in the terminal, desktop or IDE
- Claude in Excel, PowerPoint and Chrome, plus Team and Enterprise plans
Best for: Reviewing long documents, writing runbooks, building scripts and automating repetitive work.