Anthropic Ships Claude Sonnet 5 as Default Model in Claude Code with 1M Context Window
Anthropic released Claude Sonnet 5 on June 30 as the new default model for Claude Code, featuring near-Opus performance at lower cost with a native 1M-token context window. Promotional API pricing of $2/$10 per million tokens runs through August 31, positioning Sonnet 5 as the most agentic Sonnet model for coding workflows.
· Anthropic
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