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AI summary
Written by AI from the official notes. Check them for exact details.Claude Sonnet 4.6 has been launched with significant upgrades in various skills and a new 1M token context window.
- Upgraded skills in coding, computer use, and long-context reasoning.
- New 1M token context window in beta.
- Enhanced capabilities in agent planning and knowledge work.
Why it matters: Users seeking advanced AI assistance in complex tasks should consider upgrading to Claude Sonnet 4.6.
Full release notes
Claude Sonnet 4.6 launch
We launched our most capable Sonnet model yet, with a full upgrade of the model’s skills across coding, computer use, long-context reasoning, agent planning, knowledge work, and design. Sonnet 4.6 also features a 1M token context window in beta. Read our blog post for more information: Introducing Claude Sonnet 4.6.