Technology

Claude Sonnet 5

Claude Sonnet 5 is Anthropic's latest Sonnet model, offering enhanced performance for coding, agentic tasks, and professional workflows at scale, with near-Opus intelligence at Sonnet pricing.

Claude Sonnet 5, released by Anthropic on June 30, 2026, is a significant upgrade to the Sonnet model family, delivering top-tier intelligence for coding, agentic systems, and professional work. It features a 1M-token context window, 128K max output tokens, and adaptive thinking enabled by default. This model excels in navigating real codebases, automating multi-step tasks, and synthesizing complex information into structured deliverables. Sonnet 5 also includes real-time cyber safeguards and offers adjustable effort levels to balance performance and cost, making it a robust solution for enterprises.