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AI summary
Written by AI from the official notes. Check them for exact details.Claude Sonnet 5 is now the default model in Claude Code with a 1M-token context window.
- Claude Sonnet 5 is the new default model.
- 1M-token context window for improved performance.
- Promotional pricing of $2/$10 per Mtok until August 31.
- Update to version 2.1.197 for access.
Why it matters: Users of Claude Code should consider upgrading to benefit from the new model and pricing.
Full release notes
What's changed
- Introducing Claude Sonnet 5: now the default model in Claude Code, with a native 1M-token context window and promotional pricing of $2/$10 per Mtok through August 31. Update to version 2.1.197 for access. https://www.anthropic.com/news/claude-sonnet-5