AnthropicOfficial Docs

Claude 3.7 Sonnet

claude-3-7-sonnet-20250219

## Claude 3.7 Sonnet Claude 3.7 Sonnet is Anthropic's most advanced and capable AI model, offering visible step-by-step reasoning and a wide range of functionalities including text, image, video, audio, transcription, and text-to-speech. Supports a 200K token context window. Handles Text, Image, Video, Audio, Transcription, Text-to-Speech inputs and outputs. Supports fine-tuning for custom applications. Supports tool use for advanced automation. Capable of generating structured output formats.