Anthropic API vs ChatGPT

The Anthropic API provides programmatic access to Claude, Anthropic's family of AI language models including Claude Opus, Sonnet, and Haiku. It supports text generation, code generation, analysis, and tool use through a REST API and official SDKs for Python and TypeScript. The API uses token-based pricing with different rates for input and output tokens.

ChatGPT is an AI conversational assistant by OpenAI powered by GPT-4 and other large language models. It provides natural language interaction for writing, coding, analysis, image generation, and general knowledge tasks.