Claude is an advanced AI assistant developed by Anthropic that provides expert-level collaboration across coding, data analysis, writing, research, and complex problem-solving tasks. Built on frontier language models including Claude Sonnet 4.5 and Opus, the platform emphasizes safety, reliability, and interpretability while delivering state-of-the-art performance on technical benchmarks.

The system supports extended conversations and can process substantial documents through its advanced context handling capabilities. Claude integrates with professional workflows through various deployment options including web interface, mobile apps, desktop applications, and API access. The platform offers specialized features like Artifacts for generating interactive content, computer use capabilities for autonomous task execution, and tool integration for connecting with external systems.

Claude Code represents a breakthrough in agentic coding, achieving one billion dollars in run-rate revenue within six months of public availability. The coding agent helps developers write, debug, and interpret code through natural language instructions, maintaining focus for extended periods on complex multi-step tasks. Major enterprises including Netflix, Spotify, KPMG, and Salesforce rely on Claude for mission-critical workflows.

The platform is designed to serve both individual users and enterprise organizations through tiered subscription plans and API access. Free users receive limited access to core models, while Pro subscribers gain increased usage limits. The Max plan offers substantially higher capacity for power users, and Enterprise plans provide custom configurations with enhanced security features, expanded context windows, and advanced data integrations. API pricing follows a usage-based model with different rates for input, output, and thinking tokens across model tiers.

Claude demonstrates meaningful improvements in reasoning, mathematics, chart interpretation, and text extraction from images. The system excels at building complex agents, using computers autonomously, and handling sophisticated financial analysis. Safety remains central to the platform's design through Constitutional AI principles, extensive alignment research, and systematic testing procedures that make Claude one of the most aligned frontier models available.