Claude Sonnet 5 Overview

Claude Sonnet 5 is Anthropic’s balanced model for daily production use, from coding and agent workflows to customer-facing assistants and high-volume automation. It reads text and images, calls tools, and supports extended thinking, at a fraction of the price of the Opus line. Its 1M-token context window and 128K-token maximum output cover long conversations, large documents, and multi-file code work.